From 5f0f2f90361a4c0a76478b288998595fc3ddebd2 Mon Sep 17 00:00:00 2001 From: Roger Gonzalez Date: Wed, 8 Apr 2020 10:38:14 -0300 Subject: Added my old emacs config --- .../site-packages/pip/_internal/__init__.py | 77 + .../_internal/__pycache__/__init__.cpython-37.pyc | Bin 0 -> 1695 bytes .../_internal/__pycache__/build_env.cpython-37.pyc | Bin 0 -> 7390 bytes .../pip/_internal/__pycache__/cache.cpython-37.pyc | Bin 0 -> 7008 bytes .../__pycache__/configuration.cpython-37.pyc | Bin 0 -> 10510 bytes .../_internal/__pycache__/download.cpython-37.pyc | Bin 0 -> 25556 bytes .../__pycache__/exceptions.cpython-37.pyc | Bin 0 -> 12700 bytes .../pip/_internal/__pycache__/index.cpython-37.pyc | Bin 0 -> 37345 bytes .../__pycache__/legacy_resolve.cpython-37.pyc | Bin 0 -> 10498 bytes .../_internal/__pycache__/locations.cpython-37.pyc | Bin 0 -> 2914 bytes .../__pycache__/pep425tags.cpython-37.pyc | Bin 0 -> 8273 bytes .../_internal/__pycache__/pyproject.cpython-37.pyc | Bin 0 -> 3134 bytes 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.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/subversion.py create mode 100644 .emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/versioncontrol.py create mode 100644 .emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/wheel.py (limited to '.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal') diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__init__.py new file mode 100644 index 00000000..fbadc28a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__init__.py @@ -0,0 +1,77 @@ +#!/usr/bin/env python +from __future__ import absolute_import + +import locale +import logging +import os +import warnings + +import sys + +# 2016-06-17 barry@debian.org: urllib3 1.14 added optional support for socks, +# but if invoked (i.e. imported), it will issue a warning to stderr if socks +# isn't available. requests unconditionally imports urllib3's socks contrib +# module, triggering this warning. The warning breaks DEP-8 tests (because of +# the stderr output) and is just plain annoying in normal usage. I don't want +# to add socks as yet another dependency for pip, nor do I want to allow-stderr +# in the DEP-8 tests, so just suppress the warning. pdb tells me this has to +# be done before the import of pip.vcs. +from pip._vendor.urllib3.exceptions import DependencyWarning +warnings.filterwarnings("ignore", category=DependencyWarning) # noqa + +# We want to inject the use of SecureTransport as early as possible so that any +# references or sessions or what have you are ensured to have it, however we +# only want to do this in the case that we're running on macOS and the linked +# OpenSSL is too old to handle TLSv1.2 +try: + import ssl +except ImportError: + pass +else: + # Checks for OpenSSL 1.0.1 on MacOS + if sys.platform == "darwin" and ssl.OPENSSL_VERSION_NUMBER < 0x1000100f: + try: + from pip._vendor.urllib3.contrib import securetransport + except (ImportError, OSError): + pass + else: + securetransport.inject_into_urllib3() + +from pip._internal.cli.autocompletion import autocomplete +from pip._internal.cli.main_parser import parse_command +from pip._internal.commands import commands_dict +from pip._internal.exceptions import PipError +from pip._internal.utils import deprecation +from pip._vendor.urllib3.exceptions import InsecureRequestWarning + +logger = logging.getLogger(__name__) + +# Hide the InsecureRequestWarning from urllib3 +warnings.filterwarnings("ignore", category=InsecureRequestWarning) + + +def main(args=None): + if args is None: + args = sys.argv[1:] + + # Configure our deprecation warnings to be sent through loggers + deprecation.install_warning_logger() + + autocomplete() + + try: + cmd_name, cmd_args = parse_command(args) + except PipError as exc: + sys.stderr.write("ERROR: %s" % exc) + sys.stderr.write(os.linesep) + sys.exit(1) + + # Needed for locale.getpreferredencoding(False) to work + # in pip._internal.utils.encoding.auto_decode + try: + locale.setlocale(locale.LC_ALL, '') + except locale.Error as e: + # setlocale can apparently crash if locale are uninitialized + logger.debug("Ignoring error %s when setting locale", e) + command = commands_dict[cmd_name](isolated=("--isolated" in cmd_args)) + return command.main(cmd_args) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..fdb85bc3 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__pycache__/__init__.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__pycache__/build_env.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/__pycache__/build_env.cpython-37.pyc new file mode 100644 index 00000000..7f3cdbb1 Binary files /dev/null and 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+from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.ui import open_spinner + +if MYPY_CHECK_RUNNING: + from typing import Tuple, Set, Iterable, Optional, List + from pip._internal.index import PackageFinder + +logger = logging.getLogger(__name__) + + +class _Prefix: + + def __init__(self, path): + # type: (str) -> None + self.path = path + self.setup = False + self.bin_dir = get_paths( + 'nt' if os.name == 'nt' else 'posix_prefix', + vars={'base': path, 'platbase': path} + )['scripts'] + # Note: prefer distutils' sysconfig to get the + # library paths so PyPy is correctly supported. + purelib = get_python_lib(plat_specific=False, prefix=path) + platlib = get_python_lib(plat_specific=True, prefix=path) + if purelib == platlib: + self.lib_dirs = [purelib] + else: + self.lib_dirs = [purelib, platlib] + + +class BuildEnvironment(object): + """Creates and manages an isolated environment to install build deps + """ + + def __init__(self): + # type: () -> None + self._temp_dir = TempDirectory(kind="build-env") + self._temp_dir.create() + + self._prefixes = OrderedDict(( + (name, _Prefix(os.path.join(self._temp_dir.path, name))) + for name in ('normal', 'overlay') + )) + + self._bin_dirs = [] # type: List[str] + self._lib_dirs = [] # type: List[str] + for prefix in reversed(list(self._prefixes.values())): + self._bin_dirs.append(prefix.bin_dir) + self._lib_dirs.extend(prefix.lib_dirs) + + # Customize site to: + # - ensure .pth files are honored + # - prevent access to system site packages + system_sites = { + os.path.normcase(site) for site in ( + get_python_lib(plat_specific=False), + get_python_lib(plat_specific=True), + ) + } + self._site_dir = os.path.join(self._temp_dir.path, 'site') + if not os.path.exists(self._site_dir): + os.mkdir(self._site_dir) + with open(os.path.join(self._site_dir, 'sitecustomize.py'), 'w') as fp: + fp.write(textwrap.dedent( + ''' + import os, site, sys + + # First, drop system-sites related paths. + original_sys_path = sys.path[:] + known_paths = set() + for path in {system_sites!r}: + site.addsitedir(path, known_paths=known_paths) + system_paths = set( + os.path.normcase(path) + for path in sys.path[len(original_sys_path):] + ) + original_sys_path = [ + path for path in original_sys_path + if os.path.normcase(path) not in system_paths + ] + sys.path = original_sys_path + + # Second, add lib directories. + # ensuring .pth file are processed. + for path in {lib_dirs!r}: + assert not path in sys.path + site.addsitedir(path) + ''' + ).format(system_sites=system_sites, lib_dirs=self._lib_dirs)) + + def __enter__(self): + self._save_env = { + name: os.environ.get(name, None) + for name in ('PATH', 'PYTHONNOUSERSITE', 'PYTHONPATH') + } + + path = self._bin_dirs[:] + old_path = self._save_env['PATH'] + if old_path: + path.extend(old_path.split(os.pathsep)) + + pythonpath = [self._site_dir] + + os.environ.update({ + 'PATH': os.pathsep.join(path), + 'PYTHONNOUSERSITE': '1', + 'PYTHONPATH': os.pathsep.join(pythonpath), + }) + + def __exit__(self, exc_type, exc_val, exc_tb): + for varname, old_value in self._save_env.items(): + if old_value is None: + os.environ.pop(varname, None) + else: + os.environ[varname] = old_value + + def cleanup(self): + # type: () -> None + self._temp_dir.cleanup() + + def check_requirements(self, reqs): + # type: (Iterable[str]) -> Tuple[Set[Tuple[str, str]], Set[str]] + """Return 2 sets: + - conflicting requirements: set of (installed, wanted) reqs tuples + - missing requirements: set of reqs + """ + missing = set() + conflicting = set() + if reqs: + ws = WorkingSet(self._lib_dirs) + for req in reqs: + try: + if ws.find(Requirement.parse(req)) is None: + missing.add(req) + except VersionConflict as e: + conflicting.add((str(e.args[0].as_requirement()), + str(e.args[1]))) + return conflicting, missing + + def install_requirements( + self, + finder, # type: PackageFinder + requirements, # type: Iterable[str] + prefix_as_string, # type: str + message # type: Optional[str] + ): + # type: (...) -> None + prefix = self._prefixes[prefix_as_string] + assert not prefix.setup + prefix.setup = True + if not requirements: + return + args = [ + sys.executable, os.path.dirname(pip_location), 'install', + '--ignore-installed', '--no-user', '--prefix', prefix.path, + '--no-warn-script-location', + ] # type: List[str] + if logger.getEffectiveLevel() <= logging.DEBUG: + args.append('-v') + for format_control in ('no_binary', 'only_binary'): + formats = getattr(finder.format_control, format_control) + args.extend(('--' + format_control.replace('_', '-'), + ','.join(sorted(formats or {':none:'})))) + + index_urls = finder.index_urls + if index_urls: + args.extend(['-i', index_urls[0]]) + for extra_index in index_urls[1:]: + args.extend(['--extra-index-url', extra_index]) + else: + args.append('--no-index') + for link in finder.find_links: + args.extend(['--find-links', link]) + + for host in finder.trusted_hosts: + args.extend(['--trusted-host', host]) + if finder.allow_all_prereleases: + args.append('--pre') + args.append('--') + args.extend(requirements) + with open_spinner(message) as spinner: + call_subprocess(args, spinner=spinner) + + +class NoOpBuildEnvironment(BuildEnvironment): + """A no-op drop-in replacement for BuildEnvironment + """ + + def __init__(self): + pass + + def __enter__(self): + pass + + def __exit__(self, exc_type, exc_val, exc_tb): + pass + + def cleanup(self): + pass + + def install_requirements(self, finder, requirements, prefix, message): + raise NotImplementedError() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cache.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cache.py new file mode 100644 index 00000000..894624c1 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cache.py @@ -0,0 +1,224 @@ +"""Cache Management +""" + +import errno +import hashlib +import logging +import os + +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.models.link import Link +from pip._internal.utils.compat import expanduser +from pip._internal.utils.misc import path_to_url +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.wheel import InvalidWheelFilename, Wheel + +if MYPY_CHECK_RUNNING: + from typing import Optional, Set, List, Any + from pip._internal.index import FormatControl + +logger = logging.getLogger(__name__) + + +class Cache(object): + """An abstract class - provides cache directories for data from links + + + :param cache_dir: The root of the cache. + :param format_control: An object of FormatControl class to limit + binaries being read from the cache. + :param allowed_formats: which formats of files the cache should store. + ('binary' and 'source' are the only allowed values) + """ + + def __init__(self, cache_dir, format_control, allowed_formats): + # type: (str, FormatControl, Set[str]) -> None + super(Cache, self).__init__() + self.cache_dir = expanduser(cache_dir) if cache_dir else None + self.format_control = format_control + self.allowed_formats = allowed_formats + + _valid_formats = {"source", "binary"} + assert self.allowed_formats.union(_valid_formats) == _valid_formats + + def _get_cache_path_parts(self, link): + # type: (Link) -> List[str] + """Get parts of part that must be os.path.joined with cache_dir + """ + + # We want to generate an url to use as our cache key, we don't want to + # just re-use the URL because it might have other items in the fragment + # and we don't care about those. + key_parts = [link.url_without_fragment] + if link.hash_name is not None and link.hash is not None: + key_parts.append("=".join([link.hash_name, link.hash])) + key_url = "#".join(key_parts) + + # Encode our key url with sha224, we'll use this because it has similar + # security properties to sha256, but with a shorter total output (and + # thus less secure). However the differences don't make a lot of + # difference for our use case here. + hashed = hashlib.sha224(key_url.encode()).hexdigest() + + # We want to nest the directories some to prevent having a ton of top + # level directories where we might run out of sub directories on some + # FS. + parts = [hashed[:2], hashed[2:4], hashed[4:6], hashed[6:]] + + return parts + + def _get_candidates(self, link, package_name): + # type: (Link, Optional[str]) -> List[Any] + can_not_cache = ( + not self.cache_dir or + not package_name or + not link + ) + if can_not_cache: + return [] + + canonical_name = canonicalize_name(package_name) + formats = self.format_control.get_allowed_formats( + canonical_name + ) + if not self.allowed_formats.intersection(formats): + return [] + + root = self.get_path_for_link(link) + try: + return os.listdir(root) + except OSError as err: + if err.errno in {errno.ENOENT, errno.ENOTDIR}: + return [] + raise + + def get_path_for_link(self, link): + # type: (Link) -> str + """Return a directory to store cached items in for link. + """ + raise NotImplementedError() + + def get(self, link, package_name): + # type: (Link, Optional[str]) -> Link + """Returns a link to a cached item if it exists, otherwise returns the + passed link. + """ + raise NotImplementedError() + + def _link_for_candidate(self, link, candidate): + # type: (Link, str) -> Link + root = self.get_path_for_link(link) + path = os.path.join(root, candidate) + + return Link(path_to_url(path)) + + def cleanup(self): + # type: () -> None + pass + + +class SimpleWheelCache(Cache): + """A cache of wheels for future installs. + """ + + def __init__(self, cache_dir, format_control): + # type: (str, FormatControl) -> None + super(SimpleWheelCache, self).__init__( + cache_dir, format_control, {"binary"} + ) + + def get_path_for_link(self, link): + # type: (Link) -> str + """Return a directory to store cached wheels for link + + Because there are M wheels for any one sdist, we provide a directory + to cache them in, and then consult that directory when looking up + cache hits. + + We only insert things into the cache if they have plausible version + numbers, so that we don't contaminate the cache with things that were + not unique. E.g. ./package might have dozens of installs done for it + and build a version of 0.0...and if we built and cached a wheel, we'd + end up using the same wheel even if the source has been edited. + + :param link: The link of the sdist for which this will cache wheels. + """ + parts = self._get_cache_path_parts(link) + + # Store wheels within the root cache_dir + return os.path.join(self.cache_dir, "wheels", *parts) + + def get(self, link, package_name): + # type: (Link, Optional[str]) -> Link + candidates = [] + + for wheel_name in self._get_candidates(link, package_name): + try: + wheel = Wheel(wheel_name) + except InvalidWheelFilename: + continue + if not wheel.supported(): + # Built for a different python/arch/etc + continue + candidates.append((wheel.support_index_min(), wheel_name)) + + if not candidates: + return link + + return self._link_for_candidate(link, min(candidates)[1]) + + +class EphemWheelCache(SimpleWheelCache): + """A SimpleWheelCache that creates it's own temporary cache directory + """ + + def __init__(self, format_control): + # type: (FormatControl) -> None + self._temp_dir = TempDirectory(kind="ephem-wheel-cache") + self._temp_dir.create() + + super(EphemWheelCache, self).__init__( + self._temp_dir.path, format_control + ) + + def cleanup(self): + # type: () -> None + self._temp_dir.cleanup() + + +class WheelCache(Cache): + """Wraps EphemWheelCache and SimpleWheelCache into a single Cache + + This Cache allows for gracefully degradation, using the ephem wheel cache + when a certain link is not found in the simple wheel cache first. + """ + + def __init__(self, cache_dir, format_control): + # type: (str, FormatControl) -> None + super(WheelCache, self).__init__( + cache_dir, format_control, {'binary'} + ) + self._wheel_cache = SimpleWheelCache(cache_dir, format_control) + self._ephem_cache = EphemWheelCache(format_control) + + def get_path_for_link(self, link): + # type: (Link) -> str + return self._wheel_cache.get_path_for_link(link) + + def get_ephem_path_for_link(self, link): + # type: (Link) -> str + return self._ephem_cache.get_path_for_link(link) + + def get(self, link, package_name): + # type: (Link, Optional[str]) -> Link + retval = self._wheel_cache.get(link, package_name) + if retval is link: + retval = self._ephem_cache.get(link, package_name) + return retval + + def cleanup(self): + # type: () -> None + self._wheel_cache.cleanup() + self._ephem_cache.cleanup() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/__init__.py new file mode 100644 index 00000000..e589bb91 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/__init__.py @@ -0,0 +1,4 @@ +"""Subpackage containing all of pip's command line interface related code +""" + +# This file intentionally does not import submodules diff --git 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+import sys + +from pip._internal.cli.main_parser import create_main_parser +from pip._internal.commands import commands_dict, get_summaries +from pip._internal.utils.misc import get_installed_distributions + + +def autocomplete(): + """Entry Point for completion of main and subcommand options. + """ + # Don't complete if user hasn't sourced bash_completion file. + if 'PIP_AUTO_COMPLETE' not in os.environ: + return + cwords = os.environ['COMP_WORDS'].split()[1:] + cword = int(os.environ['COMP_CWORD']) + try: + current = cwords[cword - 1] + except IndexError: + current = '' + + subcommands = [cmd for cmd, summary in get_summaries()] + options = [] + # subcommand + try: + subcommand_name = [w for w in cwords if w in subcommands][0] + except IndexError: + subcommand_name = None + + parser = create_main_parser() + # subcommand options + if subcommand_name: + # special case: 'help' subcommand has no options + if subcommand_name == 'help': + sys.exit(1) + # special case: list locally installed dists for show and uninstall + should_list_installed = ( + subcommand_name in ['show', 'uninstall'] and + not current.startswith('-') + ) + if should_list_installed: + installed = [] + lc = current.lower() + for dist in get_installed_distributions(local_only=True): + if dist.key.startswith(lc) and dist.key not in cwords[1:]: + installed.append(dist.key) + # if there are no dists installed, fall back to option completion + if installed: + for dist in installed: + print(dist) + sys.exit(1) + + subcommand = commands_dict[subcommand_name]() + + for opt in subcommand.parser.option_list_all: + if opt.help != optparse.SUPPRESS_HELP: + for opt_str in opt._long_opts + opt._short_opts: + options.append((opt_str, opt.nargs)) + + # filter out previously specified options from available options + prev_opts = [x.split('=')[0] for x in cwords[1:cword - 1]] + options = [(x, v) for (x, v) in options if x not in prev_opts] + # filter options by current input + options = [(k, v) for k, v in options if k.startswith(current)] + # get completion type given cwords and available subcommand options + completion_type = get_path_completion_type( + cwords, cword, subcommand.parser.option_list_all, + ) + # get completion files and directories if ``completion_type`` is + # ````, ```` or ```` + if completion_type: + options = auto_complete_paths(current, completion_type) + options = ((opt, 0) for opt in options) + for option in options: + opt_label = option[0] + # append '=' to options which require args + if option[1] and option[0][:2] == "--": + opt_label += '=' + print(opt_label) + else: + # show main parser options only when necessary + + opts = [i.option_list for i in parser.option_groups] + opts.append(parser.option_list) + opts = (o for it in opts for o in it) + if current.startswith('-'): + for opt in opts: + if opt.help != optparse.SUPPRESS_HELP: + subcommands += opt._long_opts + opt._short_opts + else: + # get completion type given cwords and all available options + completion_type = get_path_completion_type(cwords, cword, opts) + if completion_type: + subcommands = auto_complete_paths(current, completion_type) + + print(' '.join([x for x in subcommands if x.startswith(current)])) + sys.exit(1) + + +def get_path_completion_type(cwords, cword, opts): + """Get the type of path completion (``file``, ``dir``, ``path`` or None) + + :param cwords: same as the environmental variable ``COMP_WORDS`` + :param cword: same as the environmental variable ``COMP_CWORD`` + :param opts: The available options to check + :return: path completion type (``file``, ``dir``, ``path`` or None) + """ + if cword < 2 or not cwords[cword - 2].startswith('-'): + return + for opt in opts: + if opt.help == optparse.SUPPRESS_HELP: + continue + for o in str(opt).split('/'): + if cwords[cword - 2].split('=')[0] == o: + if not opt.metavar or any( + x in ('path', 'file', 'dir') + for x in opt.metavar.split('/')): + return opt.metavar + + +def auto_complete_paths(current, completion_type): + """If ``completion_type`` is ``file`` or ``path``, list all regular files + and directories starting with ``current``; otherwise only list directories + starting with ``current``. + + :param current: The word to be completed + :param completion_type: path completion type(`file`, `path` or `dir`)i + :return: A generator of regular files and/or directories + """ + directory, filename = os.path.split(current) + current_path = os.path.abspath(directory) + # Don't complete paths if they can't be accessed + if not os.access(current_path, os.R_OK): + return + filename = os.path.normcase(filename) + # list all files that start with ``filename`` + file_list = (x for x in os.listdir(current_path) + if os.path.normcase(x).startswith(filename)) + for f in file_list: + opt = os.path.join(current_path, f) + comp_file = os.path.normcase(os.path.join(directory, f)) + # complete regular files when there is not ```` after option + # complete directories when there is ````, ```` or + # ````after option + if completion_type != 'dir' and os.path.isfile(opt): + yield comp_file + elif os.path.isdir(opt): + yield os.path.join(comp_file, '') diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/base_command.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/base_command.py new file mode 100644 index 00000000..90830be4 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/base_command.py @@ -0,0 +1,346 @@ +"""Base Command class, and related routines""" +from __future__ import absolute_import, print_function + +import logging +import logging.config +import optparse +import os +import platform +import sys +import traceback + +from pip._internal.cli import cmdoptions +from pip._internal.cli.cmdoptions import make_search_scope +from pip._internal.cli.parser import ( + ConfigOptionParser, UpdatingDefaultsHelpFormatter, +) +from pip._internal.cli.status_codes import ( + ERROR, PREVIOUS_BUILD_DIR_ERROR, SUCCESS, UNKNOWN_ERROR, + VIRTUALENV_NOT_FOUND, +) +from pip._internal.download import PipSession +from pip._internal.exceptions import ( + BadCommand, CommandError, InstallationError, PreviousBuildDirError, + UninstallationError, +) +from pip._internal.index import PackageFinder +from pip._internal.models.selection_prefs import SelectionPreferences +from pip._internal.models.target_python import TargetPython +from pip._internal.req.constructors import ( + install_req_from_editable, install_req_from_line, +) +from pip._internal.req.req_file import parse_requirements +from pip._internal.utils.deprecation import deprecated +from pip._internal.utils.logging import BrokenStdoutLoggingError, setup_logging +from pip._internal.utils.misc import get_prog, normalize_path +from pip._internal.utils.outdated import pip_version_check +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.virtualenv import running_under_virtualenv + +if MYPY_CHECK_RUNNING: + from typing import Optional, List, Tuple, Any + from optparse import Values + from pip._internal.cache import WheelCache + from pip._internal.req.req_set import RequirementSet + +__all__ = ['Command'] + +logger = logging.getLogger(__name__) + + +class Command(object): + name = None # type: Optional[str] + usage = None # type: Optional[str] + ignore_require_venv = False # type: bool + + def __init__(self, isolated=False): + # type: (bool) -> None + parser_kw = { + 'usage': self.usage, + 'prog': '%s %s' % (get_prog(), self.name), + 'formatter': UpdatingDefaultsHelpFormatter(), + 'add_help_option': False, + 'name': self.name, + 'description': self.__doc__, + 'isolated': isolated, + } + + self.parser = ConfigOptionParser(**parser_kw) + + # Commands should add options to this option group + optgroup_name = '%s Options' % self.name.capitalize() + self.cmd_opts = optparse.OptionGroup(self.parser, optgroup_name) + + # Add the general options + gen_opts = cmdoptions.make_option_group( + cmdoptions.general_group, + self.parser, + ) + self.parser.add_option_group(gen_opts) + + def run(self, options, args): + # type: (Values, List[Any]) -> Any + raise NotImplementedError + + @classmethod + def _get_index_urls(cls, options): + """Return a list of index urls from user-provided options.""" + index_urls = [] + if not getattr(options, "no_index", False): + url = getattr(options, "index_url", None) + if url: + index_urls.append(url) + urls = getattr(options, "extra_index_urls", None) + if urls: + index_urls.extend(urls) + # Return None rather than an empty list + return index_urls or None + + def _build_session(self, options, retries=None, timeout=None): + # type: (Values, Optional[int], Optional[int]) -> PipSession + session = PipSession( + cache=( + normalize_path(os.path.join(options.cache_dir, "http")) + if options.cache_dir else None + ), + retries=retries if retries is not None else options.retries, + insecure_hosts=options.trusted_hosts, + index_urls=self._get_index_urls(options), + ) + + # Handle custom ca-bundles from the user + if options.cert: + session.verify = options.cert + + # Handle SSL client certificate + if options.client_cert: + session.cert = options.client_cert + + # Handle timeouts + if options.timeout or timeout: + session.timeout = ( + timeout if timeout is not None else options.timeout + ) + + # Handle configured proxies + if options.proxy: + session.proxies = { + "http": options.proxy, + "https": options.proxy, + } + + # Determine if we can prompt the user for authentication or not + session.auth.prompting = not options.no_input + + return session + + def parse_args(self, args): + # type: (List[str]) -> Tuple + # factored out for testability + return self.parser.parse_args(args) + + def main(self, args): + # type: (List[str]) -> int + options, args = self.parse_args(args) + + # Set verbosity so that it can be used elsewhere. + self.verbosity = options.verbose - options.quiet + + level_number = setup_logging( + verbosity=self.verbosity, + no_color=options.no_color, + user_log_file=options.log, + ) + + if sys.version_info[:2] == (2, 7): + message = ( + "A future version of pip will drop support for Python 2.7. " + "More details about Python 2 support in pip, can be found at " + "https://pip.pypa.io/en/latest/development/release-process/#python-2-support" # noqa + ) + if platform.python_implementation() == "CPython": + message = ( + "Python 2.7 will reach the end of its life on January " + "1st, 2020. Please upgrade your Python as Python 2.7 " + "won't be maintained after that date. " + ) + message + deprecated(message, replacement=None, gone_in=None) + + # TODO: Try to get these passing down from the command? + # without resorting to os.environ to hold these. + # This also affects isolated builds and it should. + + if options.no_input: + os.environ['PIP_NO_INPUT'] = '1' + + if options.exists_action: + os.environ['PIP_EXISTS_ACTION'] = ' '.join(options.exists_action) + + if options.require_venv and not self.ignore_require_venv: + # If a venv is required check if it can really be found + if not running_under_virtualenv(): + logger.critical( + 'Could not find an activated virtualenv (required).' + ) + sys.exit(VIRTUALENV_NOT_FOUND) + + try: + status = self.run(options, args) + # FIXME: all commands should return an exit status + # and when it is done, isinstance is not needed anymore + if isinstance(status, int): + return status + except PreviousBuildDirError as exc: + logger.critical(str(exc)) + logger.debug('Exception information:', exc_info=True) + + return PREVIOUS_BUILD_DIR_ERROR + except (InstallationError, UninstallationError, BadCommand) as exc: + logger.critical(str(exc)) + logger.debug('Exception information:', exc_info=True) + + return ERROR + except CommandError as exc: + logger.critical('%s', exc) + logger.debug('Exception information:', exc_info=True) + + return ERROR + except BrokenStdoutLoggingError: + # Bypass our logger and write any remaining messages to stderr + # because stdout no longer works. + print('ERROR: Pipe to stdout was broken', file=sys.stderr) + if level_number <= logging.DEBUG: + traceback.print_exc(file=sys.stderr) + + return ERROR + except KeyboardInterrupt: + logger.critical('Operation cancelled by user') + logger.debug('Exception information:', exc_info=True) + + return ERROR + except BaseException: + logger.critical('Exception:', exc_info=True) + + return UNKNOWN_ERROR + finally: + allow_version_check = ( + # Does this command have the index_group options? + hasattr(options, "no_index") and + # Is this command allowed to perform this check? + not (options.disable_pip_version_check or options.no_index) + ) + # Check if we're using the latest version of pip available + if allow_version_check: + session = self._build_session( + options, + retries=0, + timeout=min(5, options.timeout) + ) + with session: + pip_version_check(session, options) + + # Shutdown the logging module + logging.shutdown() + + return SUCCESS + + +class RequirementCommand(Command): + + @staticmethod + def populate_requirement_set(requirement_set, # type: RequirementSet + args, # type: List[str] + options, # type: Values + finder, # type: PackageFinder + session, # type: PipSession + name, # type: str + wheel_cache # type: Optional[WheelCache] + ): + # type: (...) -> None + """ + Marshal cmd line args into a requirement set. + """ + # NOTE: As a side-effect, options.require_hashes and + # requirement_set.require_hashes may be updated + + for filename in options.constraints: + for req_to_add in parse_requirements( + filename, + constraint=True, finder=finder, options=options, + session=session, wheel_cache=wheel_cache): + req_to_add.is_direct = True + requirement_set.add_requirement(req_to_add) + + for req in args: + req_to_add = install_req_from_line( + req, None, isolated=options.isolated_mode, + use_pep517=options.use_pep517, + wheel_cache=wheel_cache + ) + req_to_add.is_direct = True + requirement_set.add_requirement(req_to_add) + + for req in options.editables: + req_to_add = install_req_from_editable( + req, + isolated=options.isolated_mode, + use_pep517=options.use_pep517, + wheel_cache=wheel_cache + ) + req_to_add.is_direct = True + requirement_set.add_requirement(req_to_add) + + for filename in options.requirements: + for req_to_add in parse_requirements( + filename, + finder=finder, options=options, session=session, + wheel_cache=wheel_cache, + use_pep517=options.use_pep517): + req_to_add.is_direct = True + requirement_set.add_requirement(req_to_add) + # If --require-hashes was a line in a requirements file, tell + # RequirementSet about it: + requirement_set.require_hashes = options.require_hashes + + if not (args or options.editables or options.requirements): + opts = {'name': name} + if options.find_links: + raise CommandError( + 'You must give at least one requirement to %(name)s ' + '(maybe you meant "pip %(name)s %(links)s"?)' % + dict(opts, links=' '.join(options.find_links))) + else: + raise CommandError( + 'You must give at least one requirement to %(name)s ' + '(see "pip help %(name)s")' % opts) + + def _build_package_finder( + self, + options, # type: Values + session, # type: PipSession + target_python=None, # type: Optional[TargetPython] + ignore_requires_python=None, # type: Optional[bool] + ): + # type: (...) -> PackageFinder + """ + Create a package finder appropriate to this requirement command. + + :param ignore_requires_python: Whether to ignore incompatible + "Requires-Python" values in links. Defaults to False. + """ + search_scope = make_search_scope(options) + selection_prefs = SelectionPreferences( + allow_yanked=True, + format_control=options.format_control, + allow_all_prereleases=options.pre, + prefer_binary=options.prefer_binary, + ignore_requires_python=ignore_requires_python, + ) + + return PackageFinder.create( + search_scope=search_scope, + selection_prefs=selection_prefs, + trusted_hosts=options.trusted_hosts, + session=session, + target_python=target_python, + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/cmdoptions.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/cmdoptions.py new file mode 100644 index 00000000..ecf4d20b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/cmdoptions.py @@ -0,0 +1,929 @@ +""" +shared options and groups + +The principle here is to define options once, but *not* instantiate them +globally. One reason being that options with action='append' can carry state +between parses. pip parses general options twice internally, and shouldn't +pass on state. To be consistent, all options will follow this design. + +""" +from __future__ import absolute_import + +import logging +import textwrap +import warnings +from distutils.util import strtobool +from functools import partial +from optparse import SUPPRESS_HELP, Option, OptionGroup +from textwrap import dedent + +from pip._internal.exceptions import CommandError +from pip._internal.locations import USER_CACHE_DIR, get_src_prefix +from pip._internal.models.format_control import FormatControl +from pip._internal.models.index import PyPI +from pip._internal.models.search_scope import SearchScope +from pip._internal.models.target_python import TargetPython +from pip._internal.utils.hashes import STRONG_HASHES +from pip._internal.utils.misc import redact_password_from_url +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.ui import BAR_TYPES + +if MYPY_CHECK_RUNNING: + from typing import Any, Callable, Dict, Optional, Tuple + from optparse import OptionParser, Values + from pip._internal.cli.parser import ConfigOptionParser + +logger = logging.getLogger(__name__) + + +def raise_option_error(parser, option, msg): + """ + Raise an option parsing error using parser.error(). + + Args: + parser: an OptionParser instance. + option: an Option instance. + msg: the error text. + """ + msg = '{} error: {}'.format(option, msg) + msg = textwrap.fill(' '.join(msg.split())) + parser.error(msg) + + +def make_option_group(group, parser): + # type: (Dict[str, Any], ConfigOptionParser) -> OptionGroup + """ + Return an OptionGroup object + group -- assumed to be dict with 'name' and 'options' keys + parser -- an optparse Parser + """ + option_group = OptionGroup(parser, group['name']) + for option in group['options']: + option_group.add_option(option()) + return option_group + + +def check_install_build_global(options, check_options=None): + # type: (Values, Optional[Values]) -> None + """Disable wheels if per-setup.py call options are set. + + :param options: The OptionParser options to update. + :param check_options: The options to check, if not supplied defaults to + options. + """ + if check_options is None: + check_options = options + + def getname(n): + return getattr(check_options, n, None) + names = ["build_options", "global_options", "install_options"] + if any(map(getname, names)): + control = options.format_control + control.disallow_binaries() + warnings.warn( + 'Disabling all use of wheels due to the use of --build-options ' + '/ --global-options / --install-options.', stacklevel=2, + ) + + +def check_dist_restriction(options, check_target=False): + # type: (Values, bool) -> None + """Function for determining if custom platform options are allowed. + + :param options: The OptionParser options. + :param check_target: Whether or not to check if --target is being used. + """ + dist_restriction_set = any([ + options.python_version, + options.platform, + options.abi, + options.implementation, + ]) + + binary_only = FormatControl(set(), {':all:'}) + sdist_dependencies_allowed = ( + options.format_control != binary_only and + not options.ignore_dependencies + ) + + # Installations or downloads using dist restrictions must not combine + # source distributions and dist-specific wheels, as they are not + # guaranteed to be locally compatible. + if dist_restriction_set and sdist_dependencies_allowed: + raise CommandError( + "When restricting platform and interpreter constraints using " + "--python-version, --platform, --abi, or --implementation, " + "either --no-deps must be set, or --only-binary=:all: must be " + "set and --no-binary must not be set (or must be set to " + ":none:)." + ) + + if check_target: + if dist_restriction_set and not options.target_dir: + raise CommandError( + "Can not use any platform or abi specific options unless " + "installing via '--target'" + ) + + +########### +# options # +########### + +help_ = partial( + Option, + '-h', '--help', + dest='help', + action='help', + help='Show help.', +) # type: Callable[..., Option] + +isolated_mode = partial( + Option, + "--isolated", + dest="isolated_mode", + action="store_true", + default=False, + help=( + "Run pip in an isolated mode, ignoring environment variables and user " + "configuration." + ), +) # type: Callable[..., Option] + +require_virtualenv = partial( + Option, + # Run only if inside a virtualenv, bail if not. + '--require-virtualenv', '--require-venv', + dest='require_venv', + action='store_true', + default=False, + help=SUPPRESS_HELP +) # type: Callable[..., Option] + +verbose = partial( + Option, + '-v', '--verbose', + dest='verbose', + action='count', + default=0, + help='Give more output. Option is additive, and can be used up to 3 times.' +) # type: Callable[..., Option] + +no_color = partial( + Option, + '--no-color', + dest='no_color', + action='store_true', + default=False, + help="Suppress colored output", +) # type: Callable[..., Option] + +version = partial( + Option, + '-V', '--version', + dest='version', + action='store_true', + help='Show version and exit.', +) # type: Callable[..., Option] + +quiet = partial( + Option, + '-q', '--quiet', + dest='quiet', + action='count', + default=0, + help=( + 'Give less output. Option is additive, and can be used up to 3' + ' times (corresponding to WARNING, ERROR, and CRITICAL logging' + ' levels).' + ), +) # type: Callable[..., Option] + +progress_bar = partial( + Option, + '--progress-bar', + dest='progress_bar', + type='choice', + choices=list(BAR_TYPES.keys()), + default='on', + help=( + 'Specify type of progress to be displayed [' + + '|'.join(BAR_TYPES.keys()) + '] (default: %default)' + ), +) # type: Callable[..., Option] + +log = partial( + Option, + "--log", "--log-file", "--local-log", + dest="log", + metavar="path", + help="Path to a verbose appending log." +) # type: Callable[..., Option] + +no_input = partial( + Option, + # Don't ask for input + '--no-input', + dest='no_input', + action='store_true', + default=False, + help=SUPPRESS_HELP +) # type: Callable[..., Option] + +proxy = partial( + Option, + '--proxy', + dest='proxy', + type='str', + default='', + help="Specify a proxy in the form [user:passwd@]proxy.server:port." +) # type: Callable[..., Option] + +retries = partial( + Option, + '--retries', + dest='retries', + type='int', + default=5, + help="Maximum number of retries each connection should attempt " + "(default %default times).", +) # type: Callable[..., Option] + +timeout = partial( + Option, + '--timeout', '--default-timeout', + metavar='sec', + dest='timeout', + type='float', + default=15, + help='Set the socket timeout (default %default seconds).', +) # type: Callable[..., Option] + +skip_requirements_regex = partial( + Option, + # A regex to be used to skip requirements + '--skip-requirements-regex', + dest='skip_requirements_regex', + type='str', + default='', + help=SUPPRESS_HELP, +) # type: Callable[..., Option] + + +def exists_action(): + # type: () -> Option + return Option( + # Option when path already exist + '--exists-action', + dest='exists_action', + type='choice', + choices=['s', 'i', 'w', 'b', 'a'], + default=[], + action='append', + metavar='action', + help="Default action when a path already exists: " + "(s)witch, (i)gnore, (w)ipe, (b)ackup, (a)bort.", + ) + + +cert = partial( + Option, + '--cert', + dest='cert', + type='str', + metavar='path', + help="Path to alternate CA bundle.", +) # type: Callable[..., Option] + +client_cert = partial( + Option, + '--client-cert', + dest='client_cert', + type='str', + default=None, + metavar='path', + help="Path to SSL client certificate, a single file containing the " + "private key and the certificate in PEM format.", +) # type: Callable[..., Option] + +index_url = partial( + Option, + '-i', '--index-url', '--pypi-url', + dest='index_url', + metavar='URL', + default=PyPI.simple_url, + help="Base URL of the Python Package Index (default %default). " + "This should point to a repository compliant with PEP 503 " + "(the simple repository API) or a local directory laid out " + "in the same format.", +) # type: Callable[..., Option] + + +def extra_index_url(): + return Option( + '--extra-index-url', + dest='extra_index_urls', + metavar='URL', + action='append', + default=[], + help="Extra URLs of package indexes to use in addition to " + "--index-url. Should follow the same rules as " + "--index-url.", + ) + + +no_index = partial( + Option, + '--no-index', + dest='no_index', + action='store_true', + default=False, + help='Ignore package index (only looking at --find-links URLs instead).', +) # type: Callable[..., Option] + + +def find_links(): + # type: () -> Option + return Option( + '-f', '--find-links', + dest='find_links', + action='append', + default=[], + metavar='url', + help="If a url or path to an html file, then parse for links to " + "archives. If a local path or file:// url that's a directory, " + "then look for archives in the directory listing.", + ) + + +def make_search_scope(options, suppress_no_index=False): + # type: (Values, bool) -> SearchScope + """ + :param suppress_no_index: Whether to ignore the --no-index option + when constructing the SearchScope object. + """ + index_urls = [options.index_url] + options.extra_index_urls + if options.no_index and not suppress_no_index: + logger.debug( + 'Ignoring indexes: %s', + ','.join(redact_password_from_url(url) for url in index_urls), + ) + index_urls = [] + + search_scope = SearchScope( + find_links=options.find_links, + index_urls=index_urls, + ) + + return search_scope + + +def trusted_host(): + # type: () -> Option + return Option( + "--trusted-host", + dest="trusted_hosts", + action="append", + metavar="HOSTNAME", + default=[], + help="Mark this host as trusted, even though it does not have valid " + "or any HTTPS.", + ) + + +def constraints(): + # type: () -> Option + return Option( + '-c', '--constraint', + dest='constraints', + action='append', + default=[], + metavar='file', + help='Constrain versions using the given constraints file. ' + 'This option can be used multiple times.' + ) + + +def requirements(): + # type: () -> Option + return Option( + '-r', '--requirement', + dest='requirements', + action='append', + default=[], + metavar='file', + help='Install from the given requirements file. ' + 'This option can be used multiple times.' + ) + + +def editable(): + # type: () -> Option + return Option( + '-e', '--editable', + dest='editables', + action='append', + default=[], + metavar='path/url', + help=('Install a project in editable mode (i.e. setuptools ' + '"develop mode") from a local project path or a VCS url.'), + ) + + +src = partial( + Option, + '--src', '--source', '--source-dir', '--source-directory', + dest='src_dir', + metavar='dir', + default=get_src_prefix(), + help='Directory to check out editable projects into. ' + 'The default in a virtualenv is "/src". ' + 'The default for global installs is "/src".' +) # type: Callable[..., Option] + + +def _get_format_control(values, option): + # type: (Values, Option) -> Any + """Get a format_control object.""" + return getattr(values, option.dest) + + +def _handle_no_binary(option, opt_str, value, parser): + # type: (Option, str, str, OptionParser) -> None + existing = _get_format_control(parser.values, option) + FormatControl.handle_mutual_excludes( + value, existing.no_binary, existing.only_binary, + ) + + +def _handle_only_binary(option, opt_str, value, parser): + # type: (Option, str, str, OptionParser) -> None + existing = _get_format_control(parser.values, option) + FormatControl.handle_mutual_excludes( + value, existing.only_binary, existing.no_binary, + ) + + +def no_binary(): + # type: () -> Option + format_control = FormatControl(set(), set()) + return Option( + "--no-binary", dest="format_control", action="callback", + callback=_handle_no_binary, type="str", + default=format_control, + help="Do not use binary packages. Can be supplied multiple times, and " + "each time adds to the existing value. Accepts either :all: to " + "disable all binary packages, :none: to empty the set, or one or " + "more package names with commas between them. Note that some " + "packages are tricky to compile and may fail to install when " + "this option is used on them.", + ) + + +def only_binary(): + # type: () -> Option + format_control = FormatControl(set(), set()) + return Option( + "--only-binary", dest="format_control", action="callback", + callback=_handle_only_binary, type="str", + default=format_control, + help="Do not use source packages. Can be supplied multiple times, and " + "each time adds to the existing value. Accepts either :all: to " + "disable all source packages, :none: to empty the set, or one or " + "more package names with commas between them. Packages without " + "binary distributions will fail to install when this option is " + "used on them.", + ) + + +platform = partial( + Option, + '--platform', + dest='platform', + metavar='platform', + default=None, + help=("Only use wheels compatible with . " + "Defaults to the platform of the running system."), +) # type: Callable[..., Option] + + +# This was made a separate function for unit-testing purposes. +def _convert_python_version(value): + # type: (str) -> Tuple[Tuple[int, ...], Optional[str]] + """ + Convert a version string like "3", "37", or "3.7.3" into a tuple of ints. + + :return: A 2-tuple (version_info, error_msg), where `error_msg` is + non-None if and only if there was a parsing error. + """ + if not value: + # The empty string is the same as not providing a value. + return (None, None) + + parts = value.split('.') + if len(parts) > 3: + return ((), 'at most three version parts are allowed') + + if len(parts) == 1: + # Then we are in the case of "3" or "37". + value = parts[0] + if len(value) > 1: + parts = [value[0], value[1:]] + + try: + version_info = tuple(int(part) for part in parts) + except ValueError: + return ((), 'each version part must be an integer') + + return (version_info, None) + + +def _handle_python_version(option, opt_str, value, parser): + # type: (Option, str, str, OptionParser) -> None + """ + Handle a provided --python-version value. + """ + version_info, error_msg = _convert_python_version(value) + if error_msg is not None: + msg = ( + 'invalid --python-version value: {!r}: {}'.format( + value, error_msg, + ) + ) + raise_option_error(parser, option=option, msg=msg) + + parser.values.python_version = version_info + + +python_version = partial( + Option, + '--python-version', + dest='python_version', + metavar='python_version', + action='callback', + callback=_handle_python_version, type='str', + default=None, + help=dedent("""\ + The Python interpreter version to use for wheel and "Requires-Python" + compatibility checks. Defaults to a version derived from the running + interpreter. The version can be specified using up to three dot-separated + integers (e.g. "3" for 3.0.0, "3.7" for 3.7.0, or "3.7.3"). A major-minor + version can also be given as a string without dots (e.g. "37" for 3.7.0). + """), +) # type: Callable[..., Option] + + +implementation = partial( + Option, + '--implementation', + dest='implementation', + metavar='implementation', + default=None, + help=("Only use wheels compatible with Python " + "implementation , e.g. 'pp', 'jy', 'cp', " + " or 'ip'. If not specified, then the current " + "interpreter implementation is used. Use 'py' to force " + "implementation-agnostic wheels."), +) # type: Callable[..., Option] + + +abi = partial( + Option, + '--abi', + dest='abi', + metavar='abi', + default=None, + help=("Only use wheels compatible with Python " + "abi , e.g. 'pypy_41'. If not specified, then the " + "current interpreter abi tag is used. Generally " + "you will need to specify --implementation, " + "--platform, and --python-version when using " + "this option."), +) # type: Callable[..., Option] + + +def add_target_python_options(cmd_opts): + # type: (OptionGroup) -> None + cmd_opts.add_option(platform()) + cmd_opts.add_option(python_version()) + cmd_opts.add_option(implementation()) + cmd_opts.add_option(abi()) + + +def make_target_python(options): + # type: (Values) -> TargetPython + target_python = TargetPython( + platform=options.platform, + py_version_info=options.python_version, + abi=options.abi, + implementation=options.implementation, + ) + + return target_python + + +def prefer_binary(): + # type: () -> Option + return Option( + "--prefer-binary", + dest="prefer_binary", + action="store_true", + default=False, + help="Prefer older binary packages over newer source packages." + ) + + +cache_dir = partial( + Option, + "--cache-dir", + dest="cache_dir", + default=USER_CACHE_DIR, + metavar="dir", + help="Store the cache data in ." +) # type: Callable[..., Option] + + +def _handle_no_cache_dir(option, opt, value, parser): + # type: (Option, str, str, OptionParser) -> None + """ + Process a value provided for the --no-cache-dir option. + + This is an optparse.Option callback for the --no-cache-dir option. + """ + # The value argument will be None if --no-cache-dir is passed via the + # command-line, since the option doesn't accept arguments. However, + # the value can be non-None if the option is triggered e.g. by an + # environment variable, like PIP_NO_CACHE_DIR=true. + if value is not None: + # Then parse the string value to get argument error-checking. + try: + strtobool(value) + except ValueError as exc: + raise_option_error(parser, option=option, msg=str(exc)) + + # Originally, setting PIP_NO_CACHE_DIR to a value that strtobool() + # converted to 0 (like "false" or "no") caused cache_dir to be disabled + # rather than enabled (logic would say the latter). Thus, we disable + # the cache directory not just on values that parse to True, but (for + # backwards compatibility reasons) also on values that parse to False. + # In other words, always set it to False if the option is provided in + # some (valid) form. + parser.values.cache_dir = False + + +no_cache = partial( + Option, + "--no-cache-dir", + dest="cache_dir", + action="callback", + callback=_handle_no_cache_dir, + help="Disable the cache.", +) # type: Callable[..., Option] + +no_deps = partial( + Option, + '--no-deps', '--no-dependencies', + dest='ignore_dependencies', + action='store_true', + default=False, + help="Don't install package dependencies.", +) # type: Callable[..., Option] + +build_dir = partial( + Option, + '-b', '--build', '--build-dir', '--build-directory', + dest='build_dir', + metavar='dir', + help='Directory to unpack packages into and build in. Note that ' + 'an initial build still takes place in a temporary directory. ' + 'The location of temporary directories can be controlled by setting ' + 'the TMPDIR environment variable (TEMP on Windows) appropriately. ' + 'When passed, build directories are not cleaned in case of failures.' +) # type: Callable[..., Option] + +ignore_requires_python = partial( + Option, + '--ignore-requires-python', + dest='ignore_requires_python', + action='store_true', + help='Ignore the Requires-Python information.' +) # type: Callable[..., Option] + +no_build_isolation = partial( + Option, + '--no-build-isolation', + dest='build_isolation', + action='store_false', + default=True, + help='Disable isolation when building a modern source distribution. ' + 'Build dependencies specified by PEP 518 must be already installed ' + 'if this option is used.' +) # type: Callable[..., Option] + + +def _handle_no_use_pep517(option, opt, value, parser): + # type: (Option, str, str, OptionParser) -> None + """ + Process a value provided for the --no-use-pep517 option. + + This is an optparse.Option callback for the no_use_pep517 option. + """ + # Since --no-use-pep517 doesn't accept arguments, the value argument + # will be None if --no-use-pep517 is passed via the command-line. + # However, the value can be non-None if the option is triggered e.g. + # by an environment variable, for example "PIP_NO_USE_PEP517=true". + if value is not None: + msg = """A value was passed for --no-use-pep517, + probably using either the PIP_NO_USE_PEP517 environment variable + or the "no-use-pep517" config file option. Use an appropriate value + of the PIP_USE_PEP517 environment variable or the "use-pep517" + config file option instead. + """ + raise_option_error(parser, option=option, msg=msg) + + # Otherwise, --no-use-pep517 was passed via the command-line. + parser.values.use_pep517 = False + + +use_pep517 = partial( + Option, + '--use-pep517', + dest='use_pep517', + action='store_true', + default=None, + help='Use PEP 517 for building source distributions ' + '(use --no-use-pep517 to force legacy behaviour).' +) # type: Any + +no_use_pep517 = partial( + Option, + '--no-use-pep517', + dest='use_pep517', + action='callback', + callback=_handle_no_use_pep517, + default=None, + help=SUPPRESS_HELP +) # type: Any + +install_options = partial( + Option, + '--install-option', + dest='install_options', + action='append', + metavar='options', + help="Extra arguments to be supplied to the setup.py install " + "command (use like --install-option=\"--install-scripts=/usr/local/" + "bin\"). Use multiple --install-option options to pass multiple " + "options to setup.py install. If you are using an option with a " + "directory path, be sure to use absolute path.", +) # type: Callable[..., Option] + +global_options = partial( + Option, + '--global-option', + dest='global_options', + action='append', + metavar='options', + help="Extra global options to be supplied to the setup.py " + "call before the install command.", +) # type: Callable[..., Option] + +no_clean = partial( + Option, + '--no-clean', + action='store_true', + default=False, + help="Don't clean up build directories." +) # type: Callable[..., Option] + +pre = partial( + Option, + '--pre', + action='store_true', + default=False, + help="Include pre-release and development versions. By default, " + "pip only finds stable versions.", +) # type: Callable[..., Option] + +disable_pip_version_check = partial( + Option, + "--disable-pip-version-check", + dest="disable_pip_version_check", + action="store_true", + default=False, + help="Don't periodically check PyPI to determine whether a new version " + "of pip is available for download. Implied with --no-index.", +) # type: Callable[..., Option] + + +# Deprecated, Remove later +always_unzip = partial( + Option, + '-Z', '--always-unzip', + dest='always_unzip', + action='store_true', + help=SUPPRESS_HELP, +) # type: Callable[..., Option] + + +def _handle_merge_hash(option, opt_str, value, parser): + # type: (Option, str, str, OptionParser) -> None + """Given a value spelled "algo:digest", append the digest to a list + pointed to in a dict by the algo name.""" + if not parser.values.hashes: + parser.values.hashes = {} + try: + algo, digest = value.split(':', 1) + except ValueError: + parser.error('Arguments to %s must be a hash name ' + 'followed by a value, like --hash=sha256:abcde...' % + opt_str) + if algo not in STRONG_HASHES: + parser.error('Allowed hash algorithms for %s are %s.' % + (opt_str, ', '.join(STRONG_HASHES))) + parser.values.hashes.setdefault(algo, []).append(digest) + + +hash = partial( + Option, + '--hash', + # Hash values eventually end up in InstallRequirement.hashes due to + # __dict__ copying in process_line(). + dest='hashes', + action='callback', + callback=_handle_merge_hash, + type='string', + help="Verify that the package's archive matches this " + 'hash before installing. Example: --hash=sha256:abcdef...', +) # type: Callable[..., Option] + + +require_hashes = partial( + Option, + '--require-hashes', + dest='require_hashes', + action='store_true', + default=False, + help='Require a hash to check each requirement against, for ' + 'repeatable installs. This option is implied when any package in a ' + 'requirements file has a --hash option.', +) # type: Callable[..., Option] + + +list_path = partial( + Option, + '--path', + dest='path', + action='append', + help='Restrict to the specified installation path for listing ' + 'packages (can be used multiple times).' +) # type: Callable[..., Option] + + +def check_list_path_option(options): + # type: (Values) -> None + if options.path and (options.user or options.local): + raise CommandError( + "Cannot combine '--path' with '--user' or '--local'" + ) + + +########## +# groups # +########## + +general_group = { + 'name': 'General Options', + 'options': [ + help_, + isolated_mode, + require_virtualenv, + verbose, + version, + quiet, + log, + no_input, + proxy, + retries, + timeout, + skip_requirements_regex, + exists_action, + trusted_host, + cert, + client_cert, + cache_dir, + no_cache, + disable_pip_version_check, + no_color, + ] +} # type: Dict[str, Any] + +index_group = { + 'name': 'Package Index Options', + 'options': [ + index_url, + extra_index_url, + no_index, + find_links, + ] +} # type: Dict[str, Any] diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/main_parser.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/main_parser.py new file mode 100644 index 00000000..6d0b719a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/main_parser.py @@ -0,0 +1,98 @@ +"""A single place for constructing and exposing the main parser +""" + +import os +import sys + +from pip._internal.cli import cmdoptions +from pip._internal.cli.parser import ( + ConfigOptionParser, UpdatingDefaultsHelpFormatter, +) +from pip._internal.commands import ( + commands_dict, get_similar_commands, get_summaries, +) +from pip._internal.exceptions import CommandError +from pip._internal.utils.misc import get_pip_version, get_prog +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Tuple, List + + +__all__ = ["create_main_parser", "parse_command"] + + +def create_main_parser(): + # type: () -> ConfigOptionParser + """Creates and returns the main parser for pip's CLI + """ + + parser_kw = { + 'usage': '\n%prog [options]', + 'add_help_option': False, + 'formatter': UpdatingDefaultsHelpFormatter(), + 'name': 'global', + 'prog': get_prog(), + } + + parser = ConfigOptionParser(**parser_kw) + parser.disable_interspersed_args() + + parser.version = get_pip_version() + + # add the general options + gen_opts = cmdoptions.make_option_group(cmdoptions.general_group, parser) + parser.add_option_group(gen_opts) + + # so the help formatter knows + parser.main = True # type: ignore + + # create command listing for description + command_summaries = get_summaries() + description = [''] + ['%-27s %s' % (i, j) for i, j in command_summaries] + parser.description = '\n'.join(description) + + return parser + + +def parse_command(args): + # type: (List[str]) -> Tuple[str, List[str]] + parser = create_main_parser() + + # Note: parser calls disable_interspersed_args(), so the result of this + # call is to split the initial args into the general options before the + # subcommand and everything else. + # For example: + # args: ['--timeout=5', 'install', '--user', 'INITools'] + # general_options: ['--timeout==5'] + # args_else: ['install', '--user', 'INITools'] + general_options, args_else = parser.parse_args(args) + + # --version + if general_options.version: + sys.stdout.write(parser.version) # type: ignore + sys.stdout.write(os.linesep) + sys.exit() + + # pip || pip help -> print_help() + if not args_else or (args_else[0] == 'help' and len(args_else) == 1): + parser.print_help() + sys.exit() + + # the subcommand name + cmd_name = args_else[0] + + if cmd_name not in commands_dict: + guess = get_similar_commands(cmd_name) + + msg = ['unknown command "%s"' % cmd_name] + if guess: + msg.append('maybe you meant "%s"' % guess) + + raise CommandError(' - '.join(msg)) + + # all the args without the subcommand + cmd_args = args[:] + cmd_args.remove(cmd_name) + + return cmd_name, cmd_args diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/parser.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/parser.py new file mode 100644 index 00000000..e1eaac42 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/parser.py @@ -0,0 +1,261 @@ +"""Base option parser setup""" +from __future__ import absolute_import + +import logging +import optparse +import sys +import textwrap +from distutils.util import strtobool + +from pip._vendor.six import string_types + +from pip._internal.cli.status_codes import UNKNOWN_ERROR +from pip._internal.configuration import Configuration, ConfigurationError +from pip._internal.utils.compat import get_terminal_size + +logger = logging.getLogger(__name__) + + +class PrettyHelpFormatter(optparse.IndentedHelpFormatter): + """A prettier/less verbose help formatter for optparse.""" + + def __init__(self, *args, **kwargs): + # help position must be aligned with __init__.parseopts.description + kwargs['max_help_position'] = 30 + kwargs['indent_increment'] = 1 + kwargs['width'] = get_terminal_size()[0] - 2 + optparse.IndentedHelpFormatter.__init__(self, *args, **kwargs) + + def format_option_strings(self, option): + return self._format_option_strings(option, ' <%s>', ', ') + + def _format_option_strings(self, option, mvarfmt=' <%s>', optsep=', '): + """ + Return a comma-separated list of option strings and metavars. + + :param option: tuple of (short opt, long opt), e.g: ('-f', '--format') + :param mvarfmt: metavar format string - evaluated as mvarfmt % metavar + :param optsep: separator + """ + opts = [] + + if option._short_opts: + opts.append(option._short_opts[0]) + if option._long_opts: + opts.append(option._long_opts[0]) + if len(opts) > 1: + opts.insert(1, optsep) + + if option.takes_value(): + metavar = option.metavar or option.dest.lower() + opts.append(mvarfmt % metavar.lower()) + + return ''.join(opts) + + def format_heading(self, heading): + if heading == 'Options': + return '' + return heading + ':\n' + + def format_usage(self, usage): + """ + Ensure there is only one newline between usage and the first heading + if there is no description. + """ + msg = '\nUsage: %s\n' % self.indent_lines(textwrap.dedent(usage), " ") + return msg + + def format_description(self, description): + # leave full control over description to us + if description: + if hasattr(self.parser, 'main'): + label = 'Commands' + else: + label = 'Description' + # some doc strings have initial newlines, some don't + description = description.lstrip('\n') + # some doc strings have final newlines and spaces, some don't + description = description.rstrip() + # dedent, then reindent + description = self.indent_lines(textwrap.dedent(description), " ") + description = '%s:\n%s\n' % (label, description) + return description + else: + return '' + + def format_epilog(self, epilog): + # leave full control over epilog to us + if epilog: + return epilog + else: + return '' + + def indent_lines(self, text, indent): + new_lines = [indent + line for line in text.split('\n')] + return "\n".join(new_lines) + + +class UpdatingDefaultsHelpFormatter(PrettyHelpFormatter): + """Custom help formatter for use in ConfigOptionParser. + + This is updates the defaults before expanding them, allowing + them to show up correctly in the help listing. + """ + + def expand_default(self, option): + if self.parser is not None: + self.parser._update_defaults(self.parser.defaults) + return optparse.IndentedHelpFormatter.expand_default(self, option) + + +class CustomOptionParser(optparse.OptionParser): + + def insert_option_group(self, idx, *args, **kwargs): + """Insert an OptionGroup at a given position.""" + group = self.add_option_group(*args, **kwargs) + + self.option_groups.pop() + self.option_groups.insert(idx, group) + + return group + + @property + def option_list_all(self): + """Get a list of all options, including those in option groups.""" + res = self.option_list[:] + for i in self.option_groups: + res.extend(i.option_list) + + return res + + +class ConfigOptionParser(CustomOptionParser): + """Custom option parser which updates its defaults by checking the + configuration files and environmental variables""" + + def __init__(self, *args, **kwargs): + self.name = kwargs.pop('name') + + isolated = kwargs.pop("isolated", False) + self.config = Configuration(isolated) + + assert self.name + optparse.OptionParser.__init__(self, *args, **kwargs) + + def check_default(self, option, key, val): + try: + return option.check_value(key, val) + except optparse.OptionValueError as exc: + print("An error occurred during configuration: %s" % exc) + sys.exit(3) + + def _get_ordered_configuration_items(self): + # Configuration gives keys in an unordered manner. Order them. + override_order = ["global", self.name, ":env:"] + + # Pool the options into different groups + section_items = {name: [] for name in override_order} + for section_key, val in self.config.items(): + # ignore empty values + if not val: + logger.debug( + "Ignoring configuration key '%s' as it's value is empty.", + section_key + ) + continue + + section, key = section_key.split(".", 1) + if section in override_order: + section_items[section].append((key, val)) + + # Yield each group in their override order + for section in override_order: + for key, val in section_items[section]: + yield key, val + + def _update_defaults(self, defaults): + """Updates the given defaults with values from the config files and + the environ. Does a little special handling for certain types of + options (lists).""" + + # Accumulate complex default state. + self.values = optparse.Values(self.defaults) + late_eval = set() + # Then set the options with those values + for key, val in self._get_ordered_configuration_items(): + # '--' because configuration supports only long names + option = self.get_option('--' + key) + + # Ignore options not present in this parser. E.g. non-globals put + # in [global] by users that want them to apply to all applicable + # commands. + if option is None: + continue + + if option.action in ('store_true', 'store_false', 'count'): + try: + val = strtobool(val) + except ValueError: + error_msg = invalid_config_error_message( + option.action, key, val + ) + self.error(error_msg) + + elif option.action == 'append': + val = val.split() + val = [self.check_default(option, key, v) for v in val] + elif option.action == 'callback': + late_eval.add(option.dest) + opt_str = option.get_opt_string() + val = option.convert_value(opt_str, val) + # From take_action + args = option.callback_args or () + kwargs = option.callback_kwargs or {} + option.callback(option, opt_str, val, self, *args, **kwargs) + else: + val = self.check_default(option, key, val) + + defaults[option.dest] = val + + for key in late_eval: + defaults[key] = getattr(self.values, key) + self.values = None + return defaults + + def get_default_values(self): + """Overriding to make updating the defaults after instantiation of + the option parser possible, _update_defaults() does the dirty work.""" + if not self.process_default_values: + # Old, pre-Optik 1.5 behaviour. + return optparse.Values(self.defaults) + + # Load the configuration, or error out in case of an error + try: + self.config.load() + except ConfigurationError as err: + self.exit(UNKNOWN_ERROR, str(err)) + + defaults = self._update_defaults(self.defaults.copy()) # ours + for option in self._get_all_options(): + default = defaults.get(option.dest) + if isinstance(default, string_types): + opt_str = option.get_opt_string() + defaults[option.dest] = option.check_value(opt_str, default) + return optparse.Values(defaults) + + def error(self, msg): + self.print_usage(sys.stderr) + self.exit(UNKNOWN_ERROR, "%s\n" % msg) + + +def invalid_config_error_message(action, key, val): + """Returns a better error message when invalid configuration option + is provided.""" + if action in ('store_true', 'store_false'): + return ("{0} is not a valid value for {1} option, " + "please specify a boolean value like yes/no, " + "true/false or 1/0 instead.").format(val, key) + + return ("{0} is not a valid value for {1} option, " + "please specify a numerical value like 1/0 " + "instead.").format(val, key) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/status_codes.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/status_codes.py new file mode 100644 index 00000000..275360a3 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/cli/status_codes.py @@ -0,0 +1,8 @@ +from __future__ import absolute_import + +SUCCESS = 0 +ERROR = 1 +UNKNOWN_ERROR = 2 +VIRTUALENV_NOT_FOUND = 3 +PREVIOUS_BUILD_DIR_ERROR = 4 +NO_MATCHES_FOUND = 23 diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__init__.py new file mode 100644 index 00000000..9e0ab86b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__init__.py @@ -0,0 +1,81 @@ +""" +Package containing all pip commands +""" +from __future__ import absolute_import + +from pip._internal.commands.completion import CompletionCommand +from pip._internal.commands.configuration import ConfigurationCommand +from pip._internal.commands.debug import DebugCommand +from pip._internal.commands.download import DownloadCommand +from pip._internal.commands.freeze import FreezeCommand +from pip._internal.commands.hash import HashCommand +from pip._internal.commands.help import HelpCommand +from pip._internal.commands.list import ListCommand +from pip._internal.commands.check import CheckCommand +from pip._internal.commands.search import SearchCommand +from pip._internal.commands.show import ShowCommand +from pip._internal.commands.install import InstallCommand +from pip._internal.commands.uninstall import UninstallCommand +from pip._internal.commands.wheel import WheelCommand + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List, Type + from pip._internal.cli.base_command import Command + +commands_order = [ + InstallCommand, + DownloadCommand, + UninstallCommand, + FreezeCommand, + ListCommand, + ShowCommand, + CheckCommand, + ConfigurationCommand, + SearchCommand, + WheelCommand, + HashCommand, + CompletionCommand, + DebugCommand, + HelpCommand, +] # type: List[Type[Command]] + +commands_dict = {c.name: c for c in commands_order} + + +def get_summaries(ordered=True): + """Yields sorted (command name, command summary) tuples.""" + + if ordered: + cmditems = _sort_commands(commands_dict, commands_order) + else: + cmditems = commands_dict.items() + + for name, command_class in cmditems: + yield (name, command_class.summary) + + +def get_similar_commands(name): + """Command name auto-correct.""" + from difflib import get_close_matches + + name = name.lower() + + close_commands = get_close_matches(name, commands_dict.keys()) + + if close_commands: + return close_commands[0] + else: + return False + + +def _sort_commands(cmddict, order): + def keyfn(key): + try: + return order.index(key[1]) + except ValueError: + # unordered items should come last + return 0xff + + return sorted(cmddict.items(), key=keyfn) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..2cde7849 Binary files /dev/null and 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b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/__pycache__/wheel.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/check.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/check.py new file mode 100644 index 00000000..801cecc0 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/check.py @@ -0,0 +1,41 @@ +import logging + +from pip._internal.cli.base_command import Command +from pip._internal.operations.check import ( + check_package_set, create_package_set_from_installed, +) + +logger = logging.getLogger(__name__) + + +class CheckCommand(Command): + """Verify installed packages have compatible dependencies.""" + name = 'check' + usage = """ + %prog [options]""" + summary = 'Verify installed packages have compatible dependencies.' + + def run(self, options, args): + package_set, parsing_probs = create_package_set_from_installed() + missing, conflicting = check_package_set(package_set) + + for project_name in missing: + version = package_set[project_name].version + for dependency in missing[project_name]: + logger.info( + "%s %s requires %s, which is not installed.", + project_name, version, dependency[0], + ) + + for project_name in conflicting: + version = package_set[project_name].version + for dep_name, dep_version, req in conflicting[project_name]: + logger.info( + "%s %s has requirement %s, but you have %s %s.", + project_name, version, req, dep_name, dep_version, + ) + + if missing or conflicting or parsing_probs: + return 1 + else: + logger.info("No broken requirements found.") diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/completion.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/completion.py new file mode 100644 index 00000000..2fcdd393 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/completion.py @@ -0,0 +1,94 @@ +from __future__ import absolute_import + +import sys +import textwrap + +from pip._internal.cli.base_command import Command +from pip._internal.utils.misc import get_prog + +BASE_COMPLETION = """ +# pip %(shell)s completion start%(script)s# pip %(shell)s completion end +""" + +COMPLETION_SCRIPTS = { + 'bash': """ + _pip_completion() + { + COMPREPLY=( $( COMP_WORDS="${COMP_WORDS[*]}" \\ + COMP_CWORD=$COMP_CWORD \\ + PIP_AUTO_COMPLETE=1 $1 ) ) + } + complete -o default -F _pip_completion %(prog)s + """, + 'zsh': """ + function _pip_completion { + local words cword + read -Ac words + read -cn cword + reply=( $( COMP_WORDS="$words[*]" \\ + COMP_CWORD=$(( cword-1 )) \\ + PIP_AUTO_COMPLETE=1 $words[1] ) ) + } + compctl -K _pip_completion %(prog)s + """, + 'fish': """ + function __fish_complete_pip + set -lx COMP_WORDS (commandline -o) "" + set -lx COMP_CWORD ( \\ + math (contains -i -- (commandline -t) $COMP_WORDS)-1 \\ + ) + set -lx PIP_AUTO_COMPLETE 1 + string split \\ -- (eval $COMP_WORDS[1]) + end + complete -fa "(__fish_complete_pip)" -c %(prog)s + """, +} + + +class CompletionCommand(Command): + """A helper command to be used for command completion.""" + name = 'completion' + summary = 'A helper command used for command completion.' + ignore_require_venv = True + + def __init__(self, *args, **kw): + super(CompletionCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + + cmd_opts.add_option( + '--bash', '-b', + action='store_const', + const='bash', + dest='shell', + help='Emit completion code for bash') + cmd_opts.add_option( + '--zsh', '-z', + action='store_const', + const='zsh', + dest='shell', + help='Emit completion code for zsh') + cmd_opts.add_option( + '--fish', '-f', + action='store_const', + const='fish', + dest='shell', + help='Emit completion code for fish') + + self.parser.insert_option_group(0, cmd_opts) + + def run(self, options, args): + """Prints the completion code of the given shell""" + shells = COMPLETION_SCRIPTS.keys() + shell_options = ['--' + shell for shell in sorted(shells)] + if options.shell in shells: + script = textwrap.dedent( + COMPLETION_SCRIPTS.get(options.shell, '') % { + 'prog': get_prog(), + } + ) + print(BASE_COMPLETION % {'script': script, 'shell': options.shell}) + else: + sys.stderr.write( + 'ERROR: You must pass %s\n' % ' or '.join(shell_options) + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/configuration.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/configuration.py new file mode 100644 index 00000000..1ec77d2a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/configuration.py @@ -0,0 +1,258 @@ +import logging +import os +import subprocess + +from pip._internal.cli.base_command import Command +from pip._internal.cli.status_codes import ERROR, SUCCESS +from pip._internal.configuration import ( + Configuration, get_configuration_files, kinds, +) +from pip._internal.exceptions import PipError +from pip._internal.utils.deprecation import deprecated +from pip._internal.utils.misc import get_prog +from pip._internal.utils.virtualenv import running_under_virtualenv + +logger = logging.getLogger(__name__) + + +class ConfigurationCommand(Command): + """Manage local and global configuration. + + Subcommands: + + list: List the active configuration (or from the file specified) + edit: Edit the configuration file in an editor + get: Get the value associated with name + set: Set the name=value + unset: Unset the value associated with name + + If none of --user, --global and --site are passed, a virtual + environment configuration file is used if one is active and the file + exists. Otherwise, all modifications happen on the to the user file by + default. + """ + + name = 'config' + usage = """ + %prog [] list + %prog [] [--editor ] edit + + %prog [] get name + %prog [] set name value + %prog [] unset name + """ + + summary = "Manage local and global configuration." + + def __init__(self, *args, **kwargs): + super(ConfigurationCommand, self).__init__(*args, **kwargs) + + self.configuration = None + + self.cmd_opts.add_option( + '--editor', + dest='editor', + action='store', + default=None, + help=( + 'Editor to use to edit the file. Uses VISUAL or EDITOR ' + 'environment variables if not provided.' + ) + ) + + self.cmd_opts.add_option( + '--global', + dest='global_file', + action='store_true', + default=False, + help='Use the system-wide configuration file only' + ) + + self.cmd_opts.add_option( + '--user', + dest='user_file', + action='store_true', + default=False, + help='Use the user configuration file only' + ) + + self.cmd_opts.add_option( + '--site', + dest='site_file', + action='store_true', + default=False, + help='Use the current environment configuration file only' + ) + + self.cmd_opts.add_option( + '--venv', + dest='venv_file', + action='store_true', + default=False, + help=( + '[Deprecated] Use the current environment configuration ' + 'file in a virtual environment only' + ) + ) + + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + handlers = { + "list": self.list_values, + "edit": self.open_in_editor, + "get": self.get_name, + "set": self.set_name_value, + "unset": self.unset_name + } + + # Determine action + if not args or args[0] not in handlers: + logger.error("Need an action ({}) to perform.".format( + ", ".join(sorted(handlers))) + ) + return ERROR + + action = args[0] + + # Determine which configuration files are to be loaded + # Depends on whether the command is modifying. + try: + load_only = self._determine_file( + options, need_value=(action in ["get", "set", "unset", "edit"]) + ) + except PipError as e: + logger.error(e.args[0]) + return ERROR + + # Load a new configuration + self.configuration = Configuration( + isolated=options.isolated_mode, load_only=load_only + ) + self.configuration.load() + + # Error handling happens here, not in the action-handlers. + try: + handlers[action](options, args[1:]) + except PipError as e: + logger.error(e.args[0]) + return ERROR + + return SUCCESS + + def _determine_file(self, options, need_value): + # Convert legacy venv_file option to site_file or error + if options.venv_file and not options.site_file: + if running_under_virtualenv(): + options.site_file = True + deprecated( + "The --venv option has been deprecated.", + replacement="--site", + gone_in="19.3", + ) + else: + raise PipError( + "Legacy --venv option requires a virtual environment. " + "Use --site instead." + ) + + file_options = [key for key, value in ( + (kinds.USER, options.user_file), + (kinds.GLOBAL, options.global_file), + (kinds.SITE, options.site_file), + ) if value] + + if not file_options: + if not need_value: + return None + # Default to user, unless there's a site file. + elif any( + os.path.exists(site_config_file) + for site_config_file in get_configuration_files()[kinds.SITE] + ): + return kinds.SITE + else: + return kinds.USER + elif len(file_options) == 1: + return file_options[0] + + raise PipError( + "Need exactly one file to operate upon " + "(--user, --site, --global) to perform." + ) + + def list_values(self, options, args): + self._get_n_args(args, "list", n=0) + + for key, value in sorted(self.configuration.items()): + logger.info("%s=%r", key, value) + + def get_name(self, options, args): + key = self._get_n_args(args, "get [name]", n=1) + value = self.configuration.get_value(key) + + logger.info("%s", value) + + def set_name_value(self, options, args): + key, value = self._get_n_args(args, "set [name] [value]", n=2) + self.configuration.set_value(key, value) + + self._save_configuration() + + def unset_name(self, options, args): + key = self._get_n_args(args, "unset [name]", n=1) + self.configuration.unset_value(key) + + self._save_configuration() + + def open_in_editor(self, options, args): + editor = self._determine_editor(options) + + fname = self.configuration.get_file_to_edit() + if fname is None: + raise PipError("Could not determine appropriate file.") + + try: + subprocess.check_call([editor, fname]) + except subprocess.CalledProcessError as e: + raise PipError( + "Editor Subprocess exited with exit code {}" + .format(e.returncode) + ) + + def _get_n_args(self, args, example, n): + """Helper to make sure the command got the right number of arguments + """ + if len(args) != n: + msg = ( + 'Got unexpected number of arguments, expected {}. ' + '(example: "{} config {}")' + ).format(n, get_prog(), example) + raise PipError(msg) + + if n == 1: + return args[0] + else: + return args + + def _save_configuration(self): + # We successfully ran a modifying command. Need to save the + # configuration. + try: + self.configuration.save() + except Exception: + logger.error( + "Unable to save configuration. Please report this as a bug.", + exc_info=1 + ) + raise PipError("Internal Error.") + + def _determine_editor(self, options): + if options.editor is not None: + return options.editor + elif "VISUAL" in os.environ: + return os.environ["VISUAL"] + elif "EDITOR" in os.environ: + return os.environ["EDITOR"] + else: + raise PipError("Could not determine editor to use.") diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/debug.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/debug.py new file mode 100644 index 00000000..eb4f8c4e --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/debug.py @@ -0,0 +1,114 @@ +from __future__ import absolute_import + +import locale +import logging +import sys + +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import Command +from pip._internal.cli.cmdoptions import make_target_python +from pip._internal.cli.status_codes import SUCCESS +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import get_pip_version +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.wheel import format_tag + +if MYPY_CHECK_RUNNING: + from typing import Any, List + from optparse import Values + +logger = logging.getLogger(__name__) + + +def show_value(name, value): + # type: (str, str) -> None + logger.info('{}: {}'.format(name, value)) + + +def show_sys_implementation(): + # type: () -> None + logger.info('sys.implementation:') + if hasattr(sys, 'implementation'): + implementation = sys.implementation # type: ignore + implementation_name = implementation.name + else: + implementation_name = '' + + with indent_log(): + show_value('name', implementation_name) + + +def show_tags(options): + # type: (Values) -> None + tag_limit = 10 + + target_python = make_target_python(options) + tags = target_python.get_tags() + + # Display the target options that were explicitly provided. + formatted_target = target_python.format_given() + suffix = '' + if formatted_target: + suffix = ' (target: {})'.format(formatted_target) + + msg = 'Compatible tags: {}{}'.format(len(tags), suffix) + logger.info(msg) + + if options.verbose < 1 and len(tags) > tag_limit: + tags_limited = True + tags = tags[:tag_limit] + else: + tags_limited = False + + with indent_log(): + for tag in tags: + logger.info(format_tag(tag)) + + if tags_limited: + msg = ( + '...\n' + '[First {tag_limit} tags shown. Pass --verbose to show all.]' + ).format(tag_limit=tag_limit) + logger.info(msg) + + +class DebugCommand(Command): + """ + Display debug information. + """ + + name = 'debug' + usage = """ + %prog """ + summary = 'Show information useful for debugging.' + ignore_require_venv = True + + def __init__(self, *args, **kw): + super(DebugCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + cmdoptions.add_target_python_options(cmd_opts) + self.parser.insert_option_group(0, cmd_opts) + + def run(self, options, args): + # type: (Values, List[Any]) -> int + logger.warning( + "This command is only meant for debugging. " + "Do not use this with automation for parsing and getting these " + "details, since the output and options of this command may " + "change without notice." + ) + show_value('pip version', get_pip_version()) + show_value('sys.version', sys.version) + show_value('sys.executable', sys.executable) + show_value('sys.getdefaultencoding', sys.getdefaultencoding()) + show_value('sys.getfilesystemencoding', sys.getfilesystemencoding()) + show_value( + 'locale.getpreferredencoding', locale.getpreferredencoding(), + ) + show_value('sys.platform', sys.platform) + show_sys_implementation() + + show_tags(options) + + return SUCCESS diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/download.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/download.py new file mode 100644 index 00000000..5642b561 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/download.py @@ -0,0 +1,168 @@ +from __future__ import absolute_import + +import logging +import os + +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import RequirementCommand +from pip._internal.cli.cmdoptions import make_target_python +from pip._internal.legacy_resolve import Resolver +from pip._internal.operations.prepare import RequirementPreparer +from pip._internal.req import RequirementSet +from pip._internal.req.req_tracker import RequirementTracker +from pip._internal.utils.filesystem import check_path_owner +from pip._internal.utils.misc import ensure_dir, normalize_path +from pip._internal.utils.temp_dir import TempDirectory + +logger = logging.getLogger(__name__) + + +class DownloadCommand(RequirementCommand): + """ + Download packages from: + + - PyPI (and other indexes) using requirement specifiers. + - VCS project urls. + - Local project directories. + - Local or remote source archives. + + pip also supports downloading from "requirements files", which provide + an easy way to specify a whole environment to be downloaded. + """ + name = 'download' + + usage = """ + %prog [options] [package-index-options] ... + %prog [options] -r [package-index-options] ... + %prog [options] ... + %prog [options] ... + %prog [options] ...""" + + summary = 'Download packages.' + + def __init__(self, *args, **kw): + super(DownloadCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + + cmd_opts.add_option(cmdoptions.constraints()) + cmd_opts.add_option(cmdoptions.requirements()) + cmd_opts.add_option(cmdoptions.build_dir()) + cmd_opts.add_option(cmdoptions.no_deps()) + cmd_opts.add_option(cmdoptions.global_options()) + cmd_opts.add_option(cmdoptions.no_binary()) + cmd_opts.add_option(cmdoptions.only_binary()) + cmd_opts.add_option(cmdoptions.prefer_binary()) + cmd_opts.add_option(cmdoptions.src()) + cmd_opts.add_option(cmdoptions.pre()) + cmd_opts.add_option(cmdoptions.no_clean()) + cmd_opts.add_option(cmdoptions.require_hashes()) + cmd_opts.add_option(cmdoptions.progress_bar()) + cmd_opts.add_option(cmdoptions.no_build_isolation()) + cmd_opts.add_option(cmdoptions.use_pep517()) + cmd_opts.add_option(cmdoptions.no_use_pep517()) + + cmd_opts.add_option( + '-d', '--dest', '--destination-dir', '--destination-directory', + dest='download_dir', + metavar='dir', + default=os.curdir, + help=("Download packages into ."), + ) + + cmdoptions.add_target_python_options(cmd_opts) + + index_opts = cmdoptions.make_option_group( + cmdoptions.index_group, + self.parser, + ) + + self.parser.insert_option_group(0, index_opts) + self.parser.insert_option_group(0, cmd_opts) + + def run(self, options, args): + options.ignore_installed = True + # editable doesn't really make sense for `pip download`, but the bowels + # of the RequirementSet code require that property. + options.editables = [] + + cmdoptions.check_dist_restriction(options) + + options.src_dir = os.path.abspath(options.src_dir) + options.download_dir = normalize_path(options.download_dir) + + ensure_dir(options.download_dir) + + with self._build_session(options) as session: + target_python = make_target_python(options) + finder = self._build_package_finder( + options=options, + session=session, + target_python=target_python, + ) + build_delete = (not (options.no_clean or options.build_dir)) + if options.cache_dir and not check_path_owner(options.cache_dir): + logger.warning( + "The directory '%s' or its parent directory is not owned " + "by the current user and caching wheels has been " + "disabled. check the permissions and owner of that " + "directory. If executing pip with sudo, you may want " + "sudo's -H flag.", + options.cache_dir, + ) + options.cache_dir = None + + with RequirementTracker() as req_tracker, TempDirectory( + options.build_dir, delete=build_delete, kind="download" + ) as directory: + + requirement_set = RequirementSet( + require_hashes=options.require_hashes, + ) + self.populate_requirement_set( + requirement_set, + args, + options, + finder, + session, + self.name, + None + ) + + preparer = RequirementPreparer( + build_dir=directory.path, + src_dir=options.src_dir, + download_dir=options.download_dir, + wheel_download_dir=None, + progress_bar=options.progress_bar, + build_isolation=options.build_isolation, + req_tracker=req_tracker, + ) + + resolver = Resolver( + preparer=preparer, + finder=finder, + session=session, + wheel_cache=None, + use_user_site=False, + upgrade_strategy="to-satisfy-only", + force_reinstall=False, + ignore_dependencies=options.ignore_dependencies, + py_version_info=options.python_version, + ignore_requires_python=False, + ignore_installed=True, + isolated=options.isolated_mode, + ) + resolver.resolve(requirement_set) + + downloaded = ' '.join([ + req.name for req in requirement_set.successfully_downloaded + ]) + if downloaded: + logger.info('Successfully downloaded %s', downloaded) + + # Clean up + if not options.no_clean: + requirement_set.cleanup_files() + + return requirement_set diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/freeze.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/freeze.py new file mode 100644 index 00000000..9fc5b046 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/freeze.py @@ -0,0 +1,101 @@ +from __future__ import absolute_import + +import sys + +from pip._internal.cache import WheelCache +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import Command +from pip._internal.models.format_control import FormatControl +from pip._internal.operations.freeze import freeze +from pip._internal.utils.compat import stdlib_pkgs + +DEV_PKGS = {'pip', 'setuptools', 'distribute', 'wheel'} + + +class FreezeCommand(Command): + """ + Output installed packages in requirements format. + + packages are listed in a case-insensitive sorted order. + """ + name = 'freeze' + usage = """ + %prog [options]""" + summary = 'Output installed packages in requirements format.' + log_streams = ("ext://sys.stderr", "ext://sys.stderr") + + def __init__(self, *args, **kw): + super(FreezeCommand, self).__init__(*args, **kw) + + self.cmd_opts.add_option( + '-r', '--requirement', + dest='requirements', + action='append', + default=[], + metavar='file', + help="Use the order in the given requirements file and its " + "comments when generating output. This option can be " + "used multiple times.") + self.cmd_opts.add_option( + '-f', '--find-links', + dest='find_links', + action='append', + default=[], + metavar='URL', + help='URL for finding packages, which will be added to the ' + 'output.') + self.cmd_opts.add_option( + '-l', '--local', + dest='local', + action='store_true', + default=False, + help='If in a virtualenv that has global access, do not output ' + 'globally-installed packages.') + self.cmd_opts.add_option( + '--user', + dest='user', + action='store_true', + default=False, + help='Only output packages installed in user-site.') + self.cmd_opts.add_option(cmdoptions.list_path()) + self.cmd_opts.add_option( + '--all', + dest='freeze_all', + action='store_true', + help='Do not skip these packages in the output:' + ' %s' % ', '.join(DEV_PKGS)) + self.cmd_opts.add_option( + '--exclude-editable', + dest='exclude_editable', + action='store_true', + help='Exclude editable package from output.') + + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + format_control = FormatControl(set(), set()) + wheel_cache = WheelCache(options.cache_dir, format_control) + skip = set(stdlib_pkgs) + if not options.freeze_all: + skip.update(DEV_PKGS) + + cmdoptions.check_list_path_option(options) + + freeze_kwargs = dict( + requirement=options.requirements, + find_links=options.find_links, + local_only=options.local, + user_only=options.user, + paths=options.path, + skip_regex=options.skip_requirements_regex, + isolated=options.isolated_mode, + wheel_cache=wheel_cache, + skip=skip, + exclude_editable=options.exclude_editable, + ) + + try: + for line in freeze(**freeze_kwargs): + sys.stdout.write(line + '\n') + finally: + wheel_cache.cleanup() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/hash.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/hash.py new file mode 100644 index 00000000..423440e9 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/hash.py @@ -0,0 +1,57 @@ +from __future__ import absolute_import + +import hashlib +import logging +import sys + +from pip._internal.cli.base_command import Command +from pip._internal.cli.status_codes import ERROR +from pip._internal.utils.hashes import FAVORITE_HASH, STRONG_HASHES +from pip._internal.utils.misc import read_chunks + +logger = logging.getLogger(__name__) + + +class HashCommand(Command): + """ + Compute a hash of a local package archive. + + These can be used with --hash in a requirements file to do repeatable + installs. + + """ + name = 'hash' + usage = '%prog [options] ...' + summary = 'Compute hashes of package archives.' + ignore_require_venv = True + + def __init__(self, *args, **kw): + super(HashCommand, self).__init__(*args, **kw) + self.cmd_opts.add_option( + '-a', '--algorithm', + dest='algorithm', + choices=STRONG_HASHES, + action='store', + default=FAVORITE_HASH, + help='The hash algorithm to use: one of %s' % + ', '.join(STRONG_HASHES)) + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + if not args: + self.parser.print_usage(sys.stderr) + return ERROR + + algorithm = options.algorithm + for path in args: + logger.info('%s:\n--hash=%s:%s', + path, algorithm, _hash_of_file(path, algorithm)) + + +def _hash_of_file(path, algorithm): + """Return the hash digest of a file.""" + with open(path, 'rb') as archive: + hash = hashlib.new(algorithm) + for chunk in read_chunks(archive): + hash.update(chunk) + return hash.hexdigest() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/help.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/help.py new file mode 100644 index 00000000..49a81cbb --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/help.py @@ -0,0 +1,37 @@ +from __future__ import absolute_import + +from pip._internal.cli.base_command import Command +from pip._internal.cli.status_codes import SUCCESS +from pip._internal.exceptions import CommandError + + +class HelpCommand(Command): + """Show help for commands""" + name = 'help' + usage = """ + %prog """ + summary = 'Show help for commands.' + ignore_require_venv = True + + def run(self, options, args): + from pip._internal.commands import commands_dict, get_similar_commands + + try: + # 'pip help' with no args is handled by pip.__init__.parseopt() + cmd_name = args[0] # the command we need help for + except IndexError: + return SUCCESS + + if cmd_name not in commands_dict: + guess = get_similar_commands(cmd_name) + + msg = ['unknown command "%s"' % cmd_name] + if guess: + msg.append('maybe you meant "%s"' % guess) + + raise CommandError(' - '.join(msg)) + + command = commands_dict[cmd_name]() + command.parser.print_help() + + return SUCCESS diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/install.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/install.py new file mode 100644 index 00000000..ebeceacf --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/install.py @@ -0,0 +1,580 @@ +from __future__ import absolute_import + +import errno +import logging +import operator +import os +import shutil +from optparse import SUPPRESS_HELP + +from pip._vendor import pkg_resources + +from pip._internal.cache import WheelCache +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import RequirementCommand +from pip._internal.cli.cmdoptions import make_target_python +from pip._internal.cli.status_codes import ERROR +from pip._internal.exceptions import ( + CommandError, InstallationError, PreviousBuildDirError, +) +from pip._internal.legacy_resolve import Resolver +from pip._internal.locations import distutils_scheme +from pip._internal.operations.check import check_install_conflicts +from pip._internal.operations.prepare import RequirementPreparer +from pip._internal.req import RequirementSet, install_given_reqs +from pip._internal.req.req_tracker import RequirementTracker +from pip._internal.utils.filesystem import check_path_owner +from pip._internal.utils.misc import ( + ensure_dir, get_installed_version, + protect_pip_from_modification_on_windows, +) +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.virtualenv import virtualenv_no_global +from pip._internal.wheel import WheelBuilder + +logger = logging.getLogger(__name__) + + +def is_wheel_installed(): + """ + Return whether the wheel package is installed. + """ + try: + import wheel # noqa: F401 + except ImportError: + return False + + return True + + +def build_wheels(builder, pep517_requirements, legacy_requirements, session): + """ + Build wheels for requirements, depending on whether wheel is installed. + """ + # We don't build wheels for legacy requirements if wheel is not installed. + should_build_legacy = is_wheel_installed() + + # Always build PEP 517 requirements + build_failures = builder.build( + pep517_requirements, + session=session, autobuilding=True + ) + + if should_build_legacy: + # We don't care about failures building legacy + # requirements, as we'll fall through to a direct + # install for those. + builder.build( + legacy_requirements, + session=session, autobuilding=True + ) + + return build_failures + + +class InstallCommand(RequirementCommand): + """ + Install packages from: + + - PyPI (and other indexes) using requirement specifiers. + - VCS project urls. + - Local project directories. + - Local or remote source archives. + + pip also supports installing from "requirements files," which provide + an easy way to specify a whole environment to be installed. + """ + name = 'install' + + usage = """ + %prog [options] [package-index-options] ... + %prog [options] -r [package-index-options] ... + %prog [options] [-e] ... + %prog [options] [-e] ... + %prog [options] ...""" + + summary = 'Install packages.' + + def __init__(self, *args, **kw): + super(InstallCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + + cmd_opts.add_option(cmdoptions.requirements()) + cmd_opts.add_option(cmdoptions.constraints()) + cmd_opts.add_option(cmdoptions.no_deps()) + cmd_opts.add_option(cmdoptions.pre()) + + cmd_opts.add_option(cmdoptions.editable()) + cmd_opts.add_option( + '-t', '--target', + dest='target_dir', + metavar='dir', + default=None, + help='Install packages into . ' + 'By default this will not replace existing files/folders in ' + '. Use --upgrade to replace existing packages in ' + 'with new versions.' + ) + cmdoptions.add_target_python_options(cmd_opts) + + cmd_opts.add_option( + '--user', + dest='use_user_site', + action='store_true', + help="Install to the Python user install directory for your " + "platform. Typically ~/.local/, or %APPDATA%\\Python on " + "Windows. (See the Python documentation for site.USER_BASE " + "for full details.)") + cmd_opts.add_option( + '--no-user', + dest='use_user_site', + action='store_false', + help=SUPPRESS_HELP) + cmd_opts.add_option( + '--root', + dest='root_path', + metavar='dir', + default=None, + help="Install everything relative to this alternate root " + "directory.") + cmd_opts.add_option( + '--prefix', + dest='prefix_path', + metavar='dir', + default=None, + help="Installation prefix where lib, bin and other top-level " + "folders are placed") + + cmd_opts.add_option(cmdoptions.build_dir()) + + cmd_opts.add_option(cmdoptions.src()) + + cmd_opts.add_option( + '-U', '--upgrade', + dest='upgrade', + action='store_true', + help='Upgrade all specified packages to the newest available ' + 'version. The handling of dependencies depends on the ' + 'upgrade-strategy used.' + ) + + cmd_opts.add_option( + '--upgrade-strategy', + dest='upgrade_strategy', + default='only-if-needed', + choices=['only-if-needed', 'eager'], + help='Determines how dependency upgrading should be handled ' + '[default: %default]. ' + '"eager" - dependencies are upgraded regardless of ' + 'whether the currently installed version satisfies the ' + 'requirements of the upgraded package(s). ' + '"only-if-needed" - are upgraded only when they do not ' + 'satisfy the requirements of the upgraded package(s).' + ) + + cmd_opts.add_option( + '--force-reinstall', + dest='force_reinstall', + action='store_true', + help='Reinstall all packages even if they are already ' + 'up-to-date.') + + cmd_opts.add_option( + '-I', '--ignore-installed', + dest='ignore_installed', + action='store_true', + help='Ignore the installed packages (reinstalling instead).') + + cmd_opts.add_option(cmdoptions.ignore_requires_python()) + cmd_opts.add_option(cmdoptions.no_build_isolation()) + cmd_opts.add_option(cmdoptions.use_pep517()) + cmd_opts.add_option(cmdoptions.no_use_pep517()) + + cmd_opts.add_option(cmdoptions.install_options()) + cmd_opts.add_option(cmdoptions.global_options()) + + cmd_opts.add_option( + "--compile", + action="store_true", + dest="compile", + default=True, + help="Compile Python source files to bytecode", + ) + + cmd_opts.add_option( + "--no-compile", + action="store_false", + dest="compile", + help="Do not compile Python source files to bytecode", + ) + + cmd_opts.add_option( + "--no-warn-script-location", + action="store_false", + dest="warn_script_location", + default=True, + help="Do not warn when installing scripts outside PATH", + ) + cmd_opts.add_option( + "--no-warn-conflicts", + action="store_false", + dest="warn_about_conflicts", + default=True, + help="Do not warn about broken dependencies", + ) + + cmd_opts.add_option(cmdoptions.no_binary()) + cmd_opts.add_option(cmdoptions.only_binary()) + cmd_opts.add_option(cmdoptions.prefer_binary()) + cmd_opts.add_option(cmdoptions.no_clean()) + cmd_opts.add_option(cmdoptions.require_hashes()) + cmd_opts.add_option(cmdoptions.progress_bar()) + + index_opts = cmdoptions.make_option_group( + cmdoptions.index_group, + self.parser, + ) + + self.parser.insert_option_group(0, index_opts) + self.parser.insert_option_group(0, cmd_opts) + + def run(self, options, args): + cmdoptions.check_install_build_global(options) + upgrade_strategy = "to-satisfy-only" + if options.upgrade: + upgrade_strategy = options.upgrade_strategy + + if options.build_dir: + options.build_dir = os.path.abspath(options.build_dir) + + cmdoptions.check_dist_restriction(options, check_target=True) + + options.src_dir = os.path.abspath(options.src_dir) + install_options = options.install_options or [] + if options.use_user_site: + if options.prefix_path: + raise CommandError( + "Can not combine '--user' and '--prefix' as they imply " + "different installation locations" + ) + if virtualenv_no_global(): + raise InstallationError( + "Can not perform a '--user' install. User site-packages " + "are not visible in this virtualenv." + ) + install_options.append('--user') + install_options.append('--prefix=') + + target_temp_dir = TempDirectory(kind="target") + if options.target_dir: + options.ignore_installed = True + options.target_dir = os.path.abspath(options.target_dir) + if (os.path.exists(options.target_dir) and not + os.path.isdir(options.target_dir)): + raise CommandError( + "Target path exists but is not a directory, will not " + "continue." + ) + + # Create a target directory for using with the target option + target_temp_dir.create() + install_options.append('--home=' + target_temp_dir.path) + + global_options = options.global_options or [] + + with self._build_session(options) as session: + target_python = make_target_python(options) + finder = self._build_package_finder( + options=options, + session=session, + target_python=target_python, + ignore_requires_python=options.ignore_requires_python, + ) + build_delete = (not (options.no_clean or options.build_dir)) + wheel_cache = WheelCache(options.cache_dir, options.format_control) + + if options.cache_dir and not check_path_owner(options.cache_dir): + logger.warning( + "The directory '%s' or its parent directory is not owned " + "by the current user and caching wheels has been " + "disabled. check the permissions and owner of that " + "directory. If executing pip with sudo, you may want " + "sudo's -H flag.", + options.cache_dir, + ) + options.cache_dir = None + + with RequirementTracker() as req_tracker, TempDirectory( + options.build_dir, delete=build_delete, kind="install" + ) as directory: + requirement_set = RequirementSet( + require_hashes=options.require_hashes, + check_supported_wheels=not options.target_dir, + ) + + try: + self.populate_requirement_set( + requirement_set, args, options, finder, session, + self.name, wheel_cache + ) + preparer = RequirementPreparer( + build_dir=directory.path, + src_dir=options.src_dir, + download_dir=None, + wheel_download_dir=None, + progress_bar=options.progress_bar, + build_isolation=options.build_isolation, + req_tracker=req_tracker, + ) + + resolver = Resolver( + preparer=preparer, + finder=finder, + session=session, + wheel_cache=wheel_cache, + use_user_site=options.use_user_site, + upgrade_strategy=upgrade_strategy, + force_reinstall=options.force_reinstall, + ignore_dependencies=options.ignore_dependencies, + ignore_requires_python=options.ignore_requires_python, + ignore_installed=options.ignore_installed, + isolated=options.isolated_mode, + use_pep517=options.use_pep517 + ) + resolver.resolve(requirement_set) + + protect_pip_from_modification_on_windows( + modifying_pip=requirement_set.has_requirement("pip") + ) + + # Consider legacy and PEP517-using requirements separately + legacy_requirements = [] + pep517_requirements = [] + for req in requirement_set.requirements.values(): + if req.use_pep517: + pep517_requirements.append(req) + else: + legacy_requirements.append(req) + + wheel_builder = WheelBuilder( + finder, preparer, wheel_cache, + build_options=[], global_options=[], + ) + + build_failures = build_wheels( + builder=wheel_builder, + pep517_requirements=pep517_requirements, + legacy_requirements=legacy_requirements, + session=session, + ) + + # If we're using PEP 517, we cannot do a direct install + # so we fail here. + if build_failures: + raise InstallationError( + "Could not build wheels for {} which use" + " PEP 517 and cannot be installed directly".format( + ", ".join(r.name for r in build_failures))) + + to_install = resolver.get_installation_order( + requirement_set + ) + + # Consistency Checking of the package set we're installing. + should_warn_about_conflicts = ( + not options.ignore_dependencies and + options.warn_about_conflicts + ) + if should_warn_about_conflicts: + self._warn_about_conflicts(to_install) + + # Don't warn about script install locations if + # --target has been specified + warn_script_location = options.warn_script_location + if options.target_dir: + warn_script_location = False + + installed = install_given_reqs( + to_install, + install_options, + global_options, + root=options.root_path, + home=target_temp_dir.path, + prefix=options.prefix_path, + pycompile=options.compile, + warn_script_location=warn_script_location, + use_user_site=options.use_user_site, + ) + + lib_locations = get_lib_location_guesses( + user=options.use_user_site, + home=target_temp_dir.path, + root=options.root_path, + prefix=options.prefix_path, + isolated=options.isolated_mode, + ) + working_set = pkg_resources.WorkingSet(lib_locations) + + reqs = sorted(installed, key=operator.attrgetter('name')) + items = [] + for req in reqs: + item = req.name + try: + installed_version = get_installed_version( + req.name, working_set=working_set + ) + if installed_version: + item += '-' + installed_version + except Exception: + pass + items.append(item) + installed = ' '.join(items) + if installed: + logger.info('Successfully installed %s', installed) + except EnvironmentError as error: + show_traceback = (self.verbosity >= 1) + + message = create_env_error_message( + error, show_traceback, options.use_user_site, + ) + logger.error(message, exc_info=show_traceback) + + return ERROR + except PreviousBuildDirError: + options.no_clean = True + raise + finally: + # Clean up + if not options.no_clean: + requirement_set.cleanup_files() + wheel_cache.cleanup() + + if options.target_dir: + self._handle_target_dir( + options.target_dir, target_temp_dir, options.upgrade + ) + return requirement_set + + def _handle_target_dir(self, target_dir, target_temp_dir, upgrade): + ensure_dir(target_dir) + + # Checking both purelib and platlib directories for installed + # packages to be moved to target directory + lib_dir_list = [] + + with target_temp_dir: + # Checking both purelib and platlib directories for installed + # packages to be moved to target directory + scheme = distutils_scheme('', home=target_temp_dir.path) + purelib_dir = scheme['purelib'] + platlib_dir = scheme['platlib'] + data_dir = scheme['data'] + + if os.path.exists(purelib_dir): + lib_dir_list.append(purelib_dir) + if os.path.exists(platlib_dir) and platlib_dir != purelib_dir: + lib_dir_list.append(platlib_dir) + if os.path.exists(data_dir): + lib_dir_list.append(data_dir) + + for lib_dir in lib_dir_list: + for item in os.listdir(lib_dir): + if lib_dir == data_dir: + ddir = os.path.join(data_dir, item) + if any(s.startswith(ddir) for s in lib_dir_list[:-1]): + continue + target_item_dir = os.path.join(target_dir, item) + if os.path.exists(target_item_dir): + if not upgrade: + logger.warning( + 'Target directory %s already exists. Specify ' + '--upgrade to force replacement.', + target_item_dir + ) + continue + if os.path.islink(target_item_dir): + logger.warning( + 'Target directory %s already exists and is ' + 'a link. Pip will not automatically replace ' + 'links, please remove if replacement is ' + 'desired.', + target_item_dir + ) + continue + if os.path.isdir(target_item_dir): + shutil.rmtree(target_item_dir) + else: + os.remove(target_item_dir) + + shutil.move( + os.path.join(lib_dir, item), + target_item_dir + ) + + def _warn_about_conflicts(self, to_install): + try: + package_set, _dep_info = check_install_conflicts(to_install) + except Exception: + logger.error("Error checking for conflicts.", exc_info=True) + return + missing, conflicting = _dep_info + + # NOTE: There is some duplication here from pip check + for project_name in missing: + version = package_set[project_name][0] + for dependency in missing[project_name]: + logger.critical( + "%s %s requires %s, which is not installed.", + project_name, version, dependency[1], + ) + + for project_name in conflicting: + version = package_set[project_name][0] + for dep_name, dep_version, req in conflicting[project_name]: + logger.critical( + "%s %s has requirement %s, but you'll have %s %s which is " + "incompatible.", + project_name, version, req, dep_name, dep_version, + ) + + +def get_lib_location_guesses(*args, **kwargs): + scheme = distutils_scheme('', *args, **kwargs) + return [scheme['purelib'], scheme['platlib']] + + +def create_env_error_message(error, show_traceback, using_user_site): + """Format an error message for an EnvironmentError + + It may occur anytime during the execution of the install command. + """ + parts = [] + + # Mention the error if we are not going to show a traceback + parts.append("Could not install packages due to an EnvironmentError") + if not show_traceback: + parts.append(": ") + parts.append(str(error)) + else: + parts.append(".") + + # Spilt the error indication from a helper message (if any) + parts[-1] += "\n" + + # Suggest useful actions to the user: + # (1) using user site-packages or (2) verifying the permissions + if error.errno == errno.EACCES: + user_option_part = "Consider using the `--user` option" + permissions_part = "Check the permissions" + + if not using_user_site: + parts.extend([ + user_option_part, " or ", + permissions_part.lower(), + ]) + else: + parts.append(permissions_part) + parts.append(".\n") + + return "".join(parts).strip() + "\n" diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/list.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/list.py new file mode 100644 index 00000000..cf71b13e --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/list.py @@ -0,0 +1,311 @@ +from __future__ import absolute_import + +import json +import logging + +from pip._vendor import six +from pip._vendor.six.moves import zip_longest + +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import Command +from pip._internal.cli.cmdoptions import make_search_scope +from pip._internal.exceptions import CommandError +from pip._internal.index import PackageFinder +from pip._internal.models.selection_prefs import SelectionPreferences +from pip._internal.utils.misc import ( + dist_is_editable, get_installed_distributions, +) +from pip._internal.utils.packaging import get_installer + +logger = logging.getLogger(__name__) + + +class ListCommand(Command): + """ + List installed packages, including editables. + + Packages are listed in a case-insensitive sorted order. + """ + name = 'list' + usage = """ + %prog [options]""" + summary = 'List installed packages.' + + def __init__(self, *args, **kw): + super(ListCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + + cmd_opts.add_option( + '-o', '--outdated', + action='store_true', + default=False, + help='List outdated packages') + cmd_opts.add_option( + '-u', '--uptodate', + action='store_true', + default=False, + help='List uptodate packages') + cmd_opts.add_option( + '-e', '--editable', + action='store_true', + default=False, + help='List editable projects.') + cmd_opts.add_option( + '-l', '--local', + action='store_true', + default=False, + help=('If in a virtualenv that has global access, do not list ' + 'globally-installed packages.'), + ) + self.cmd_opts.add_option( + '--user', + dest='user', + action='store_true', + default=False, + help='Only output packages installed in user-site.') + cmd_opts.add_option(cmdoptions.list_path()) + cmd_opts.add_option( + '--pre', + action='store_true', + default=False, + help=("Include pre-release and development versions. By default, " + "pip only finds stable versions."), + ) + + cmd_opts.add_option( + '--format', + action='store', + dest='list_format', + default="columns", + choices=('columns', 'freeze', 'json'), + help="Select the output format among: columns (default), freeze, " + "or json", + ) + + cmd_opts.add_option( + '--not-required', + action='store_true', + dest='not_required', + help="List packages that are not dependencies of " + "installed packages.", + ) + + cmd_opts.add_option( + '--exclude-editable', + action='store_false', + dest='include_editable', + help='Exclude editable package from output.', + ) + cmd_opts.add_option( + '--include-editable', + action='store_true', + dest='include_editable', + help='Include editable package from output.', + default=True, + ) + index_opts = cmdoptions.make_option_group( + cmdoptions.index_group, self.parser + ) + + self.parser.insert_option_group(0, index_opts) + self.parser.insert_option_group(0, cmd_opts) + + def _build_package_finder(self, options, session): + """ + Create a package finder appropriate to this list command. + """ + search_scope = make_search_scope(options) + + # Pass allow_yanked=False to ignore yanked versions. + selection_prefs = SelectionPreferences( + allow_yanked=False, + allow_all_prereleases=options.pre, + ) + + return PackageFinder.create( + search_scope=search_scope, + selection_prefs=selection_prefs, + trusted_hosts=options.trusted_hosts, + session=session, + ) + + def run(self, options, args): + if options.outdated and options.uptodate: + raise CommandError( + "Options --outdated and --uptodate cannot be combined.") + + cmdoptions.check_list_path_option(options) + + packages = get_installed_distributions( + local_only=options.local, + user_only=options.user, + editables_only=options.editable, + include_editables=options.include_editable, + paths=options.path, + ) + + # get_not_required must be called firstly in order to find and + # filter out all dependencies correctly. Otherwise a package + # can't be identified as requirement because some parent packages + # could be filtered out before. + if options.not_required: + packages = self.get_not_required(packages, options) + + if options.outdated: + packages = self.get_outdated(packages, options) + elif options.uptodate: + packages = self.get_uptodate(packages, options) + + self.output_package_listing(packages, options) + + def get_outdated(self, packages, options): + return [ + dist for dist in self.iter_packages_latest_infos(packages, options) + if dist.latest_version > dist.parsed_version + ] + + def get_uptodate(self, packages, options): + return [ + dist for dist in self.iter_packages_latest_infos(packages, options) + if dist.latest_version == dist.parsed_version + ] + + def get_not_required(self, packages, options): + dep_keys = set() + for dist in packages: + dep_keys.update(requirement.key for requirement in dist.requires()) + return {pkg for pkg in packages if pkg.key not in dep_keys} + + def iter_packages_latest_infos(self, packages, options): + with self._build_session(options) as session: + finder = self._build_package_finder(options, session) + + for dist in packages: + typ = 'unknown' + all_candidates = finder.find_all_candidates(dist.key) + if not options.pre: + # Remove prereleases + all_candidates = [candidate for candidate in all_candidates + if not candidate.version.is_prerelease] + + evaluator = finder.make_candidate_evaluator( + project_name=dist.project_name, + ) + best_candidate = evaluator.get_best_candidate(all_candidates) + if best_candidate is None: + continue + + remote_version = best_candidate.version + if best_candidate.link.is_wheel: + typ = 'wheel' + else: + typ = 'sdist' + # This is dirty but makes the rest of the code much cleaner + dist.latest_version = remote_version + dist.latest_filetype = typ + yield dist + + def output_package_listing(self, packages, options): + packages = sorted( + packages, + key=lambda dist: dist.project_name.lower(), + ) + if options.list_format == 'columns' and packages: + data, header = format_for_columns(packages, options) + self.output_package_listing_columns(data, header) + elif options.list_format == 'freeze': + for dist in packages: + if options.verbose >= 1: + logger.info("%s==%s (%s)", dist.project_name, + dist.version, dist.location) + else: + logger.info("%s==%s", dist.project_name, dist.version) + elif options.list_format == 'json': + logger.info(format_for_json(packages, options)) + + def output_package_listing_columns(self, data, header): + # insert the header first: we need to know the size of column names + if len(data) > 0: + data.insert(0, header) + + pkg_strings, sizes = tabulate(data) + + # Create and add a separator. + if len(data) > 0: + pkg_strings.insert(1, " ".join(map(lambda x: '-' * x, sizes))) + + for val in pkg_strings: + logger.info(val) + + +def tabulate(vals): + # From pfmoore on GitHub: + # https://github.com/pypa/pip/issues/3651#issuecomment-216932564 + assert len(vals) > 0 + + sizes = [0] * max(len(x) for x in vals) + for row in vals: + sizes = [max(s, len(str(c))) for s, c in zip_longest(sizes, row)] + + result = [] + for row in vals: + display = " ".join([str(c).ljust(s) if c is not None else '' + for s, c in zip_longest(sizes, row)]) + result.append(display) + + return result, sizes + + +def format_for_columns(pkgs, options): + """ + Convert the package data into something usable + by output_package_listing_columns. + """ + running_outdated = options.outdated + # Adjust the header for the `pip list --outdated` case. + if running_outdated: + header = ["Package", "Version", "Latest", "Type"] + else: + header = ["Package", "Version"] + + data = [] + if options.verbose >= 1 or any(dist_is_editable(x) for x in pkgs): + header.append("Location") + if options.verbose >= 1: + header.append("Installer") + + for proj in pkgs: + # if we're working on the 'outdated' list, separate out the + # latest_version and type + row = [proj.project_name, proj.version] + + if running_outdated: + row.append(proj.latest_version) + row.append(proj.latest_filetype) + + if options.verbose >= 1 or dist_is_editable(proj): + row.append(proj.location) + if options.verbose >= 1: + row.append(get_installer(proj)) + + data.append(row) + + return data, header + + +def format_for_json(packages, options): + data = [] + for dist in packages: + info = { + 'name': dist.project_name, + 'version': six.text_type(dist.version), + } + if options.verbose >= 1: + info['location'] = dist.location + info['installer'] = get_installer(dist) + if options.outdated: + info['latest_version'] = six.text_type(dist.latest_version) + info['latest_filetype'] = dist.latest_filetype + data.append(info) + return json.dumps(data) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/search.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/search.py new file mode 100644 index 00000000..58027112 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/search.py @@ -0,0 +1,139 @@ +from __future__ import absolute_import + +import logging +import sys +import textwrap +from collections import OrderedDict + +from pip._vendor import pkg_resources +from pip._vendor.packaging.version import parse as parse_version +# NOTE: XMLRPC Client is not annotated in typeshed as on 2017-07-17, which is +# why we ignore the type on this import +from pip._vendor.six.moves import xmlrpc_client # type: ignore + +from pip._internal.cli.base_command import Command +from pip._internal.cli.status_codes import NO_MATCHES_FOUND, SUCCESS +from pip._internal.download import PipXmlrpcTransport +from pip._internal.exceptions import CommandError +from pip._internal.models.index import PyPI +from pip._internal.utils.compat import get_terminal_size +from pip._internal.utils.logging import indent_log + +logger = logging.getLogger(__name__) + + +class SearchCommand(Command): + """Search for PyPI packages whose name or summary contains .""" + name = 'search' + usage = """ + %prog [options] """ + summary = 'Search PyPI for packages.' + ignore_require_venv = True + + def __init__(self, *args, **kw): + super(SearchCommand, self).__init__(*args, **kw) + self.cmd_opts.add_option( + '-i', '--index', + dest='index', + metavar='URL', + default=PyPI.pypi_url, + help='Base URL of Python Package Index (default %default)') + + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + if not args: + raise CommandError('Missing required argument (search query).') + query = args + pypi_hits = self.search(query, options) + hits = transform_hits(pypi_hits) + + terminal_width = None + if sys.stdout.isatty(): + terminal_width = get_terminal_size()[0] + + print_results(hits, terminal_width=terminal_width) + if pypi_hits: + return SUCCESS + return NO_MATCHES_FOUND + + def search(self, query, options): + index_url = options.index + with self._build_session(options) as session: + transport = PipXmlrpcTransport(index_url, session) + pypi = xmlrpc_client.ServerProxy(index_url, transport) + hits = pypi.search({'name': query, 'summary': query}, 'or') + return hits + + +def transform_hits(hits): + """ + The list from pypi is really a list of versions. We want a list of + packages with the list of versions stored inline. This converts the + list from pypi into one we can use. + """ + packages = OrderedDict() + for hit in hits: + name = hit['name'] + summary = hit['summary'] + version = hit['version'] + + if name not in packages.keys(): + packages[name] = { + 'name': name, + 'summary': summary, + 'versions': [version], + } + else: + packages[name]['versions'].append(version) + + # if this is the highest version, replace summary and score + if version == highest_version(packages[name]['versions']): + packages[name]['summary'] = summary + + return list(packages.values()) + + +def print_results(hits, name_column_width=None, terminal_width=None): + if not hits: + return + if name_column_width is None: + name_column_width = max([ + len(hit['name']) + len(highest_version(hit.get('versions', ['-']))) + for hit in hits + ]) + 4 + + installed_packages = [p.project_name for p in pkg_resources.working_set] + for hit in hits: + name = hit['name'] + summary = hit['summary'] or '' + latest = highest_version(hit.get('versions', ['-'])) + if terminal_width is not None: + target_width = terminal_width - name_column_width - 5 + if target_width > 10: + # wrap and indent summary to fit terminal + summary = textwrap.wrap(summary, target_width) + summary = ('\n' + ' ' * (name_column_width + 3)).join(summary) + + line = '%-*s - %s' % (name_column_width, + '%s (%s)' % (name, latest), summary) + try: + logger.info(line) + if name in installed_packages: + dist = pkg_resources.get_distribution(name) + with indent_log(): + if dist.version == latest: + logger.info('INSTALLED: %s (latest)', dist.version) + else: + logger.info('INSTALLED: %s', dist.version) + if parse_version(latest).pre: + logger.info('LATEST: %s (pre-release; install' + ' with "pip install --pre")', latest) + else: + logger.info('LATEST: %s', latest) + except UnicodeEncodeError: + pass + + +def highest_version(versions): + return max(versions, key=parse_version) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/show.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/show.py new file mode 100644 index 00000000..a18a9020 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/show.py @@ -0,0 +1,168 @@ +from __future__ import absolute_import + +import logging +import os +from email.parser import FeedParser + +from pip._vendor import pkg_resources +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.cli.base_command import Command +from pip._internal.cli.status_codes import ERROR, SUCCESS + +logger = logging.getLogger(__name__) + + +class ShowCommand(Command): + """ + Show information about one or more installed packages. + + The output is in RFC-compliant mail header format. + """ + name = 'show' + usage = """ + %prog [options] ...""" + summary = 'Show information about installed packages.' + ignore_require_venv = True + + def __init__(self, *args, **kw): + super(ShowCommand, self).__init__(*args, **kw) + self.cmd_opts.add_option( + '-f', '--files', + dest='files', + action='store_true', + default=False, + help='Show the full list of installed files for each package.') + + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + if not args: + logger.warning('ERROR: Please provide a package name or names.') + return ERROR + query = args + + results = search_packages_info(query) + if not print_results( + results, list_files=options.files, verbose=options.verbose): + return ERROR + return SUCCESS + + +def search_packages_info(query): + """ + Gather details from installed distributions. Print distribution name, + version, location, and installed files. Installed files requires a + pip generated 'installed-files.txt' in the distributions '.egg-info' + directory. + """ + installed = {} + for p in pkg_resources.working_set: + installed[canonicalize_name(p.project_name)] = p + + query_names = [canonicalize_name(name) for name in query] + + for dist in [installed[pkg] for pkg in query_names if pkg in installed]: + package = { + 'name': dist.project_name, + 'version': dist.version, + 'location': dist.location, + 'requires': [dep.project_name for dep in dist.requires()], + } + file_list = None + metadata = None + if isinstance(dist, pkg_resources.DistInfoDistribution): + # RECORDs should be part of .dist-info metadatas + if dist.has_metadata('RECORD'): + lines = dist.get_metadata_lines('RECORD') + paths = [l.split(',')[0] for l in lines] + paths = [os.path.join(dist.location, p) for p in paths] + file_list = [os.path.relpath(p, dist.location) for p in paths] + + if dist.has_metadata('METADATA'): + metadata = dist.get_metadata('METADATA') + else: + # Otherwise use pip's log for .egg-info's + if dist.has_metadata('installed-files.txt'): + paths = dist.get_metadata_lines('installed-files.txt') + paths = [os.path.join(dist.egg_info, p) for p in paths] + file_list = [os.path.relpath(p, dist.location) for p in paths] + + if dist.has_metadata('PKG-INFO'): + metadata = dist.get_metadata('PKG-INFO') + + if dist.has_metadata('entry_points.txt'): + entry_points = dist.get_metadata_lines('entry_points.txt') + package['entry_points'] = entry_points + + if dist.has_metadata('INSTALLER'): + for line in dist.get_metadata_lines('INSTALLER'): + if line.strip(): + package['installer'] = line.strip() + break + + # @todo: Should pkg_resources.Distribution have a + # `get_pkg_info` method? + feed_parser = FeedParser() + feed_parser.feed(metadata) + pkg_info_dict = feed_parser.close() + for key in ('metadata-version', 'summary', + 'home-page', 'author', 'author-email', 'license'): + package[key] = pkg_info_dict.get(key) + + # It looks like FeedParser cannot deal with repeated headers + classifiers = [] + for line in metadata.splitlines(): + if line.startswith('Classifier: '): + classifiers.append(line[len('Classifier: '):]) + package['classifiers'] = classifiers + + if file_list: + package['files'] = sorted(file_list) + yield package + + +def print_results(distributions, list_files=False, verbose=False): + """ + Print the informations from installed distributions found. + """ + results_printed = False + for i, dist in enumerate(distributions): + results_printed = True + if i > 0: + logger.info("---") + + name = dist.get('name', '') + required_by = [ + pkg.project_name for pkg in pkg_resources.working_set + if name in [required.name for required in pkg.requires()] + ] + + logger.info("Name: %s", name) + logger.info("Version: %s", dist.get('version', '')) + logger.info("Summary: %s", dist.get('summary', '')) + logger.info("Home-page: %s", dist.get('home-page', '')) + logger.info("Author: %s", dist.get('author', '')) + logger.info("Author-email: %s", dist.get('author-email', '')) + logger.info("License: %s", dist.get('license', '')) + logger.info("Location: %s", dist.get('location', '')) + logger.info("Requires: %s", ', '.join(dist.get('requires', []))) + logger.info("Required-by: %s", ', '.join(required_by)) + + if verbose: + logger.info("Metadata-Version: %s", + dist.get('metadata-version', '')) + logger.info("Installer: %s", dist.get('installer', '')) + logger.info("Classifiers:") + for classifier in dist.get('classifiers', []): + logger.info(" %s", classifier) + logger.info("Entry-points:") + for entry in dist.get('entry_points', []): + logger.info(" %s", entry.strip()) + if list_files: + logger.info("Files:") + for line in dist.get('files', []): + logger.info(" %s", line.strip()) + if "files" not in dist: + logger.info("Cannot locate installed-files.txt") + return results_printed diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/uninstall.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/uninstall.py new file mode 100644 index 00000000..0cd6f54b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/uninstall.py @@ -0,0 +1,78 @@ +from __future__ import absolute_import + +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.cli.base_command import Command +from pip._internal.exceptions import InstallationError +from pip._internal.req import parse_requirements +from pip._internal.req.constructors import install_req_from_line +from pip._internal.utils.misc import protect_pip_from_modification_on_windows + + +class UninstallCommand(Command): + """ + Uninstall packages. + + pip is able to uninstall most installed packages. Known exceptions are: + + - Pure distutils packages installed with ``python setup.py install``, which + leave behind no metadata to determine what files were installed. + - Script wrappers installed by ``python setup.py develop``. + """ + name = 'uninstall' + usage = """ + %prog [options] ... + %prog [options] -r ...""" + summary = 'Uninstall packages.' + + def __init__(self, *args, **kw): + super(UninstallCommand, self).__init__(*args, **kw) + self.cmd_opts.add_option( + '-r', '--requirement', + dest='requirements', + action='append', + default=[], + metavar='file', + help='Uninstall all the packages listed in the given requirements ' + 'file. This option can be used multiple times.', + ) + self.cmd_opts.add_option( + '-y', '--yes', + dest='yes', + action='store_true', + help="Don't ask for confirmation of uninstall deletions.") + + self.parser.insert_option_group(0, self.cmd_opts) + + def run(self, options, args): + with self._build_session(options) as session: + reqs_to_uninstall = {} + for name in args: + req = install_req_from_line( + name, isolated=options.isolated_mode, + ) + if req.name: + reqs_to_uninstall[canonicalize_name(req.name)] = req + for filename in options.requirements: + for req in parse_requirements( + filename, + options=options, + session=session): + if req.name: + reqs_to_uninstall[canonicalize_name(req.name)] = req + if not reqs_to_uninstall: + raise InstallationError( + 'You must give at least one requirement to %(name)s (see ' + '"pip help %(name)s")' % dict(name=self.name) + ) + + protect_pip_from_modification_on_windows( + modifying_pip="pip" in reqs_to_uninstall + ) + + for req in reqs_to_uninstall.values(): + uninstall_pathset = req.uninstall( + auto_confirm=options.yes, verbose=self.verbosity > 0, + ) + if uninstall_pathset: + uninstall_pathset.commit() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/wheel.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/wheel.py new file mode 100644 index 00000000..97f3b148 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/commands/wheel.py @@ -0,0 +1,181 @@ +# -*- coding: utf-8 -*- +from __future__ import absolute_import + +import logging +import os + +from pip._internal.cache import WheelCache +from pip._internal.cli import cmdoptions +from pip._internal.cli.base_command import RequirementCommand +from pip._internal.exceptions import CommandError, PreviousBuildDirError +from pip._internal.legacy_resolve import Resolver +from pip._internal.operations.prepare import RequirementPreparer +from pip._internal.req import RequirementSet +from pip._internal.req.req_tracker import RequirementTracker +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.wheel import WheelBuilder + +logger = logging.getLogger(__name__) + + +class WheelCommand(RequirementCommand): + """ + Build Wheel archives for your requirements and dependencies. + + Wheel is a built-package format, and offers the advantage of not + recompiling your software during every install. For more details, see the + wheel docs: https://wheel.readthedocs.io/en/latest/ + + Requirements: setuptools>=0.8, and wheel. + + 'pip wheel' uses the bdist_wheel setuptools extension from the wheel + package to build individual wheels. + + """ + + name = 'wheel' + usage = """ + %prog [options] ... + %prog [options] -r ... + %prog [options] [-e] ... + %prog [options] [-e] ... + %prog [options] ...""" + + summary = 'Build wheels from your requirements.' + + def __init__(self, *args, **kw): + super(WheelCommand, self).__init__(*args, **kw) + + cmd_opts = self.cmd_opts + + cmd_opts.add_option( + '-w', '--wheel-dir', + dest='wheel_dir', + metavar='dir', + default=os.curdir, + help=("Build wheels into , where the default is the " + "current working directory."), + ) + cmd_opts.add_option(cmdoptions.no_binary()) + cmd_opts.add_option(cmdoptions.only_binary()) + cmd_opts.add_option(cmdoptions.prefer_binary()) + cmd_opts.add_option( + '--build-option', + dest='build_options', + metavar='options', + action='append', + help="Extra arguments to be supplied to 'setup.py bdist_wheel'.", + ) + cmd_opts.add_option(cmdoptions.no_build_isolation()) + cmd_opts.add_option(cmdoptions.use_pep517()) + cmd_opts.add_option(cmdoptions.no_use_pep517()) + cmd_opts.add_option(cmdoptions.constraints()) + cmd_opts.add_option(cmdoptions.editable()) + cmd_opts.add_option(cmdoptions.requirements()) + cmd_opts.add_option(cmdoptions.src()) + cmd_opts.add_option(cmdoptions.ignore_requires_python()) + cmd_opts.add_option(cmdoptions.no_deps()) + cmd_opts.add_option(cmdoptions.build_dir()) + cmd_opts.add_option(cmdoptions.progress_bar()) + + cmd_opts.add_option( + '--global-option', + dest='global_options', + action='append', + metavar='options', + help="Extra global options to be supplied to the setup.py " + "call before the 'bdist_wheel' command.") + + cmd_opts.add_option( + '--pre', + action='store_true', + default=False, + help=("Include pre-release and development versions. By default, " + "pip only finds stable versions."), + ) + + cmd_opts.add_option(cmdoptions.no_clean()) + cmd_opts.add_option(cmdoptions.require_hashes()) + + index_opts = cmdoptions.make_option_group( + cmdoptions.index_group, + self.parser, + ) + + self.parser.insert_option_group(0, index_opts) + self.parser.insert_option_group(0, cmd_opts) + + def run(self, options, args): + cmdoptions.check_install_build_global(options) + + if options.build_dir: + options.build_dir = os.path.abspath(options.build_dir) + + options.src_dir = os.path.abspath(options.src_dir) + + with self._build_session(options) as session: + finder = self._build_package_finder(options, session) + build_delete = (not (options.no_clean or options.build_dir)) + wheel_cache = WheelCache(options.cache_dir, options.format_control) + + with RequirementTracker() as req_tracker, TempDirectory( + options.build_dir, delete=build_delete, kind="wheel" + ) as directory: + + requirement_set = RequirementSet( + require_hashes=options.require_hashes, + ) + + try: + self.populate_requirement_set( + requirement_set, args, options, finder, session, + self.name, wheel_cache + ) + + preparer = RequirementPreparer( + build_dir=directory.path, + src_dir=options.src_dir, + download_dir=None, + wheel_download_dir=options.wheel_dir, + progress_bar=options.progress_bar, + build_isolation=options.build_isolation, + req_tracker=req_tracker, + ) + + resolver = Resolver( + preparer=preparer, + finder=finder, + session=session, + wheel_cache=wheel_cache, + use_user_site=False, + upgrade_strategy="to-satisfy-only", + force_reinstall=False, + ignore_dependencies=options.ignore_dependencies, + ignore_requires_python=options.ignore_requires_python, + ignore_installed=True, + isolated=options.isolated_mode, + use_pep517=options.use_pep517 + ) + resolver.resolve(requirement_set) + + # build wheels + wb = WheelBuilder( + finder, preparer, wheel_cache, + build_options=options.build_options or [], + global_options=options.global_options or [], + no_clean=options.no_clean, + ) + build_failures = wb.build( + requirement_set.requirements.values(), session=session, + ) + if len(build_failures) != 0: + raise CommandError( + "Failed to build one or more wheels" + ) + except PreviousBuildDirError: + options.no_clean = True + raise + finally: + if not options.no_clean: + requirement_set.cleanup_files() + wheel_cache.cleanup() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/configuration.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/configuration.py new file mode 100644 index 00000000..437e92ee --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/configuration.py @@ -0,0 +1,417 @@ +"""Configuration management setup + +Some terminology: +- name + As written in config files. +- value + Value associated with a name +- key + Name combined with it's section (section.name) +- variant + A single word describing where the configuration key-value pair came from +""" + +import locale +import logging +import os +import sys + +from pip._vendor.six.moves import configparser + +from pip._internal.exceptions import ( + ConfigurationError, ConfigurationFileCouldNotBeLoaded, +) +from pip._internal.utils import appdirs +from pip._internal.utils.compat import WINDOWS, expanduser +from pip._internal.utils.misc import ensure_dir, enum +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Dict, Iterable, List, NewType, Optional, Tuple + ) + + RawConfigParser = configparser.RawConfigParser # Shorthand + Kind = NewType("Kind", str) + +logger = logging.getLogger(__name__) + + +# NOTE: Maybe use the optionx attribute to normalize keynames. +def _normalize_name(name): + # type: (str) -> str + """Make a name consistent regardless of source (environment or file) + """ + name = name.lower().replace('_', '-') + if name.startswith('--'): + name = name[2:] # only prefer long opts + return name + + +def _disassemble_key(name): + # type: (str) -> List[str] + if "." not in name: + error_message = ( + "Key does not contain dot separated section and key. " + "Perhaps you wanted to use 'global.{}' instead?" + ).format(name) + raise ConfigurationError(error_message) + return name.split(".", 1) + + +# The kinds of configurations there are. +kinds = enum( + USER="user", # User Specific + GLOBAL="global", # System Wide + SITE="site", # [Virtual] Environment Specific + ENV="env", # from PIP_CONFIG_FILE + ENV_VAR="env-var", # from Environment Variables +) + + +CONFIG_BASENAME = 'pip.ini' if WINDOWS else 'pip.conf' + + +def get_configuration_files(): + global_config_files = [ + os.path.join(path, CONFIG_BASENAME) + for path in appdirs.site_config_dirs('pip') + ] + + site_config_file = os.path.join(sys.prefix, CONFIG_BASENAME) + legacy_config_file = os.path.join( + expanduser('~'), + 'pip' if WINDOWS else '.pip', + CONFIG_BASENAME, + ) + new_config_file = os.path.join( + appdirs.user_config_dir("pip"), CONFIG_BASENAME + ) + return { + kinds.GLOBAL: global_config_files, + kinds.SITE: [site_config_file], + kinds.USER: [legacy_config_file, new_config_file], + } + + +class Configuration(object): + """Handles management of configuration. + + Provides an interface to accessing and managing configuration files. + + This class converts provides an API that takes "section.key-name" style + keys and stores the value associated with it as "key-name" under the + section "section". + + This allows for a clean interface wherein the both the section and the + key-name are preserved in an easy to manage form in the configuration files + and the data stored is also nice. + """ + + def __init__(self, isolated, load_only=None): + # type: (bool, Kind) -> None + super(Configuration, self).__init__() + + _valid_load_only = [kinds.USER, kinds.GLOBAL, kinds.SITE, None] + if load_only not in _valid_load_only: + raise ConfigurationError( + "Got invalid value for load_only - should be one of {}".format( + ", ".join(map(repr, _valid_load_only[:-1])) + ) + ) + self.isolated = isolated # type: bool + self.load_only = load_only # type: Optional[Kind] + + # The order here determines the override order. + self._override_order = [ + kinds.GLOBAL, kinds.USER, kinds.SITE, kinds.ENV, kinds.ENV_VAR + ] + + self._ignore_env_names = ["version", "help"] + + # Because we keep track of where we got the data from + self._parsers = { + variant: [] for variant in self._override_order + } # type: Dict[Kind, List[Tuple[str, RawConfigParser]]] + self._config = { + variant: {} for variant in self._override_order + } # type: Dict[Kind, Dict[str, Any]] + self._modified_parsers = [] # type: List[Tuple[str, RawConfigParser]] + + def load(self): + # type: () -> None + """Loads configuration from configuration files and environment + """ + self._load_config_files() + if not self.isolated: + self._load_environment_vars() + + def get_file_to_edit(self): + # type: () -> Optional[str] + """Returns the file with highest priority in configuration + """ + assert self.load_only is not None, \ + "Need to be specified a file to be editing" + + try: + return self._get_parser_to_modify()[0] + except IndexError: + return None + + def items(self): + # type: () -> Iterable[Tuple[str, Any]] + """Returns key-value pairs like dict.items() representing the loaded + configuration + """ + return self._dictionary.items() + + def get_value(self, key): + # type: (str) -> Any + """Get a value from the configuration. + """ + try: + return self._dictionary[key] + except KeyError: + raise ConfigurationError("No such key - {}".format(key)) + + def set_value(self, key, value): + # type: (str, Any) -> None + """Modify a value in the configuration. + """ + self._ensure_have_load_only() + + fname, parser = self._get_parser_to_modify() + + if parser is not None: + section, name = _disassemble_key(key) + + # Modify the parser and the configuration + if not parser.has_section(section): + parser.add_section(section) + parser.set(section, name, value) + + self._config[self.load_only][key] = value + self._mark_as_modified(fname, parser) + + def unset_value(self, key): + # type: (str) -> None + """Unset a value in the configuration. + """ + self._ensure_have_load_only() + + if key not in self._config[self.load_only]: + raise ConfigurationError("No such key - {}".format(key)) + + fname, parser = self._get_parser_to_modify() + + if parser is not None: + section, name = _disassemble_key(key) + + # Remove the key in the parser + modified_something = False + if parser.has_section(section): + # Returns whether the option was removed or not + modified_something = parser.remove_option(section, name) + + if modified_something: + # name removed from parser, section may now be empty + section_iter = iter(parser.items(section)) + try: + val = next(section_iter) + except StopIteration: + val = None + + if val is None: + parser.remove_section(section) + + self._mark_as_modified(fname, parser) + else: + raise ConfigurationError( + "Fatal Internal error [id=1]. Please report as a bug." + ) + + del self._config[self.load_only][key] + + def save(self): + # type: () -> None + """Save the current in-memory state. + """ + self._ensure_have_load_only() + + for fname, parser in self._modified_parsers: + logger.info("Writing to %s", fname) + + # Ensure directory exists. + ensure_dir(os.path.dirname(fname)) + + with open(fname, "w") as f: + parser.write(f) + + # + # Private routines + # + + def _ensure_have_load_only(self): + # type: () -> None + if self.load_only is None: + raise ConfigurationError("Needed a specific file to be modifying.") + logger.debug("Will be working with %s variant only", self.load_only) + + @property + def _dictionary(self): + # type: () -> Dict[str, Any] + """A dictionary representing the loaded configuration. + """ + # NOTE: Dictionaries are not populated if not loaded. So, conditionals + # are not needed here. + retval = {} + + for variant in self._override_order: + retval.update(self._config[variant]) + + return retval + + def _load_config_files(self): + # type: () -> None + """Loads configuration from configuration files + """ + config_files = dict(self._iter_config_files()) + if config_files[kinds.ENV][0:1] == [os.devnull]: + logger.debug( + "Skipping loading configuration files due to " + "environment's PIP_CONFIG_FILE being os.devnull" + ) + return + + for variant, files in config_files.items(): + for fname in files: + # If there's specific variant set in `load_only`, load only + # that variant, not the others. + if self.load_only is not None and variant != self.load_only: + logger.debug( + "Skipping file '%s' (variant: %s)", fname, variant + ) + continue + + parser = self._load_file(variant, fname) + + # Keeping track of the parsers used + self._parsers[variant].append((fname, parser)) + + def _load_file(self, variant, fname): + # type: (Kind, str) -> RawConfigParser + logger.debug("For variant '%s', will try loading '%s'", variant, fname) + parser = self._construct_parser(fname) + + for section in parser.sections(): + items = parser.items(section) + self._config[variant].update(self._normalized_keys(section, items)) + + return parser + + def _construct_parser(self, fname): + # type: (str) -> RawConfigParser + parser = configparser.RawConfigParser() + # If there is no such file, don't bother reading it but create the + # parser anyway, to hold the data. + # Doing this is useful when modifying and saving files, where we don't + # need to construct a parser. + if os.path.exists(fname): + try: + parser.read(fname) + except UnicodeDecodeError: + # See https://github.com/pypa/pip/issues/4963 + raise ConfigurationFileCouldNotBeLoaded( + reason="contains invalid {} characters".format( + locale.getpreferredencoding(False) + ), + fname=fname, + ) + except configparser.Error as error: + # See https://github.com/pypa/pip/issues/4893 + raise ConfigurationFileCouldNotBeLoaded(error=error) + return parser + + def _load_environment_vars(self): + # type: () -> None + """Loads configuration from environment variables + """ + self._config[kinds.ENV_VAR].update( + self._normalized_keys(":env:", self._get_environ_vars()) + ) + + def _normalized_keys(self, section, items): + # type: (str, Iterable[Tuple[str, Any]]) -> Dict[str, Any] + """Normalizes items to construct a dictionary with normalized keys. + + This routine is where the names become keys and are made the same + regardless of source - configuration files or environment. + """ + normalized = {} + for name, val in items: + key = section + "." + _normalize_name(name) + normalized[key] = val + return normalized + + def _get_environ_vars(self): + # type: () -> Iterable[Tuple[str, str]] + """Returns a generator with all environmental vars with prefix PIP_""" + for key, val in os.environ.items(): + should_be_yielded = ( + key.startswith("PIP_") and + key[4:].lower() not in self._ignore_env_names + ) + if should_be_yielded: + yield key[4:].lower(), val + + # XXX: This is patched in the tests. + def _iter_config_files(self): + # type: () -> Iterable[Tuple[Kind, List[str]]] + """Yields variant and configuration files associated with it. + + This should be treated like items of a dictionary. + """ + # SMELL: Move the conditions out of this function + + # environment variables have the lowest priority + config_file = os.environ.get('PIP_CONFIG_FILE', None) + if config_file is not None: + yield kinds.ENV, [config_file] + else: + yield kinds.ENV, [] + + config_files = get_configuration_files() + + # at the base we have any global configuration + yield kinds.GLOBAL, config_files[kinds.GLOBAL] + + # per-user configuration next + should_load_user_config = not self.isolated and not ( + config_file and os.path.exists(config_file) + ) + if should_load_user_config: + # The legacy config file is overridden by the new config file + yield kinds.USER, config_files[kinds.USER] + + # finally virtualenv configuration first trumping others + yield kinds.SITE, config_files[kinds.SITE] + + def _get_parser_to_modify(self): + # type: () -> Tuple[str, RawConfigParser] + # Determine which parser to modify + parsers = self._parsers[self.load_only] + if not parsers: + # This should not happen if everything works correctly. + raise ConfigurationError( + "Fatal Internal error [id=2]. Please report as a bug." + ) + + # Use the highest priority parser. + return parsers[-1] + + # XXX: This is patched in the tests. + def _mark_as_modified(self, fname, parser): + # type: (str, RawConfigParser) -> None + file_parser_tuple = (fname, parser) + if file_parser_tuple not in self._modified_parsers: + self._modified_parsers.append(file_parser_tuple) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__init__.py new file mode 100644 index 00000000..fdf332a8 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__init__.py @@ -0,0 +1,23 @@ +from pip._internal.distributions.source import SourceDistribution +from pip._internal.distributions.wheel import WheelDistribution + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from pip._internal.distributions.base import AbstractDistribution + from pip._internal.req.req_install import InstallRequirement + + +def make_distribution_for_install_requirement(install_req): + # type: (InstallRequirement) -> AbstractDistribution + """Returns a Distribution for the given InstallRequirement + """ + # If it's not an editable, is a wheel, it's a WheelDistribution + if install_req.editable: + return SourceDistribution(install_req) + + if install_req.link and install_req.is_wheel: + return WheelDistribution(install_req) + + # Otherwise, a SourceDistribution + return SourceDistribution(install_req) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..122d53d7 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/__init__.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/base.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/base.cpython-37.pyc new file mode 100644 index 00000000..a120de57 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/base.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/installed.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/installed.cpython-37.pyc new file mode 100644 index 00000000..b8607195 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/installed.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/source.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/source.cpython-37.pyc new file mode 100644 index 00000000..fb91159a Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/source.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/wheel.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/wheel.cpython-37.pyc new file mode 100644 index 00000000..594a21d4 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/__pycache__/wheel.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/base.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/base.py new file mode 100644 index 00000000..b9af3f02 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/base.py @@ -0,0 +1,33 @@ +import abc + +from pip._vendor.six import add_metaclass + + +@add_metaclass(abc.ABCMeta) +class AbstractDistribution(object): + """A base class for handling installable artifacts. + + The requirements for anything installable are as follows: + + - we must be able to determine the requirement name + (or we can't correctly handle the non-upgrade case). + + - for packages with setup requirements, we must also be able + to determine their requirements without installing additional + packages (for the same reason as run-time dependencies) + + - we must be able to create a Distribution object exposing the + above metadata. + """ + + def __init__(self, req): + super(AbstractDistribution, self).__init__() + self.req = req + + @abc.abstractmethod + def get_pkg_resources_distribution(self): + raise NotImplementedError() + + @abc.abstractmethod + def prepare_distribution_metadata(self, finder, build_isolation): + raise NotImplementedError() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/installed.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/installed.py new file mode 100644 index 00000000..c4a64e7c --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/installed.py @@ -0,0 +1,15 @@ +from pip._internal.distributions.base import AbstractDistribution + + +class InstalledDistribution(AbstractDistribution): + """Represents an installed package. + + This does not need any preparation as the required information has already + been computed. + """ + + def get_pkg_resources_distribution(self): + return self.req.satisfied_by + + def prepare_distribution_metadata(self, finder, build_isolation): + pass diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/source.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/source.py new file mode 100644 index 00000000..e5d9fd4b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/source.py @@ -0,0 +1,80 @@ +import logging + +from pip._internal.build_env import BuildEnvironment +from pip._internal.distributions.base import AbstractDistribution +from pip._internal.exceptions import InstallationError + +logger = logging.getLogger(__name__) + + +class SourceDistribution(AbstractDistribution): + """Represents a source distribution. + + The preparation step for these needs metadata for the packages to be + generated, either using PEP 517 or using the legacy `setup.py egg_info`. + + NOTE from @pradyunsg (14 June 2019) + I expect SourceDistribution class will need to be split into + `legacy_source` (setup.py based) and `source` (PEP 517 based) when we start + bringing logic for preparation out of InstallRequirement into this class. + """ + + def get_pkg_resources_distribution(self): + return self.req.get_dist() + + def prepare_distribution_metadata(self, finder, build_isolation): + # Prepare for building. We need to: + # 1. Load pyproject.toml (if it exists) + # 2. Set up the build environment + + self.req.load_pyproject_toml() + should_isolate = self.req.use_pep517 and build_isolation + + def _raise_conflicts(conflicting_with, conflicting_reqs): + raise InstallationError( + "Some build dependencies for %s conflict with %s: %s." % ( + self.req, conflicting_with, ', '.join( + '%s is incompatible with %s' % (installed, wanted) + for installed, wanted in sorted(conflicting)))) + + if should_isolate: + # Isolate in a BuildEnvironment and install the build-time + # requirements. + self.req.build_env = BuildEnvironment() + self.req.build_env.install_requirements( + finder, self.req.pyproject_requires, 'overlay', + "Installing build dependencies" + ) + conflicting, missing = self.req.build_env.check_requirements( + self.req.requirements_to_check + ) + if conflicting: + _raise_conflicts("PEP 517/518 supported requirements", + conflicting) + if missing: + logger.warning( + "Missing build requirements in pyproject.toml for %s.", + self.req, + ) + logger.warning( + "The project does not specify a build backend, and " + "pip cannot fall back to setuptools without %s.", + " and ".join(map(repr, sorted(missing))) + ) + # Install any extra build dependencies that the backend requests. + # This must be done in a second pass, as the pyproject.toml + # dependencies must be installed before we can call the backend. + with self.req.build_env: + # We need to have the env active when calling the hook. + self.req.spin_message = "Getting requirements to build wheel" + reqs = self.req.pep517_backend.get_requires_for_build_wheel() + conflicting, missing = self.req.build_env.check_requirements(reqs) + if conflicting: + _raise_conflicts("the backend dependencies", conflicting) + self.req.build_env.install_requirements( + finder, missing, 'normal', + "Installing backend dependencies" + ) + + self.req.prepare_metadata() + self.req.assert_source_matches_version() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/wheel.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/wheel.py new file mode 100644 index 00000000..de7be38e --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/distributions/wheel.py @@ -0,0 +1,17 @@ +from pip._vendor import pkg_resources + +from pip._internal.distributions.base import AbstractDistribution + + +class WheelDistribution(AbstractDistribution): + """Represents a wheel distribution. + + This does not need any preparation as wheels can be directly unpacked. + """ + + def get_pkg_resources_distribution(self): + return list(pkg_resources.find_distributions( + self.req.source_dir))[0] + + def prepare_distribution_metadata(self, finder, build_isolation): + pass diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/download.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/download.py new file mode 100644 index 00000000..8715eb5b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/download.py @@ -0,0 +1,1163 @@ +from __future__ import absolute_import + +import cgi +import email.utils +import json +import logging +import mimetypes +import os +import platform +import re +import shutil +import sys + +from pip._vendor import requests, urllib3 +from pip._vendor.cachecontrol import CacheControlAdapter +from pip._vendor.cachecontrol.caches import FileCache +from pip._vendor.lockfile import LockError +from pip._vendor.requests.adapters import BaseAdapter, HTTPAdapter +from pip._vendor.requests.auth import AuthBase, HTTPBasicAuth +from pip._vendor.requests.models import CONTENT_CHUNK_SIZE, Response +from pip._vendor.requests.structures import CaseInsensitiveDict +from pip._vendor.requests.utils import get_netrc_auth +# NOTE: XMLRPC Client is not annotated in typeshed as on 2017-07-17, which is +# why we ignore the type on this import +from pip._vendor.six.moves import xmlrpc_client # type: ignore +from pip._vendor.six.moves.urllib import parse as urllib_parse +from pip._vendor.six.moves.urllib import request as urllib_request + +import pip +from pip._internal.exceptions import HashMismatch, InstallationError +from pip._internal.models.index import PyPI +# Import ssl from compat so the initial import occurs in only one place. +from pip._internal.utils.compat import HAS_TLS, ssl +from pip._internal.utils.encoding import auto_decode +from pip._internal.utils.filesystem import check_path_owner +from pip._internal.utils.glibc import libc_ver +from pip._internal.utils.marker_files import write_delete_marker_file +from pip._internal.utils.misc import ( + ARCHIVE_EXTENSIONS, ask, ask_input, ask_password, ask_path_exists, + backup_dir, consume, display_path, format_size, get_installed_version, + path_to_url, remove_auth_from_url, rmtree, split_auth_netloc_from_url, + splitext, unpack_file, +) +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.ui import DownloadProgressProvider +from pip._internal.vcs import vcs + +if MYPY_CHECK_RUNNING: + from typing import ( + Optional, Tuple, Dict, IO, Text, Union + ) + from optparse import Values + from pip._internal.models.link import Link + from pip._internal.utils.hashes import Hashes + from pip._internal.vcs.versioncontrol import AuthInfo, VersionControl + + Credentials = Tuple[str, str, str] + + +__all__ = ['get_file_content', + 'is_url', 'url_to_path', 'path_to_url', + 'is_archive_file', 'unpack_vcs_link', + 'unpack_file_url', 'is_vcs_url', 'is_file_url', + 'unpack_http_url', 'unpack_url', + 'parse_content_disposition', 'sanitize_content_filename'] + + +logger = logging.getLogger(__name__) + + +try: + import keyring # noqa +except ImportError: + keyring = None +except Exception as exc: + logger.warning("Keyring is skipped due to an exception: %s", + str(exc)) + keyring = None + +# These are environment variables present when running under various +# CI systems. For each variable, some CI systems that use the variable +# are indicated. The collection was chosen so that for each of a number +# of popular systems, at least one of the environment variables is used. +# This list is used to provide some indication of and lower bound for +# CI traffic to PyPI. Thus, it is okay if the list is not comprehensive. +# For more background, see: https://github.com/pypa/pip/issues/5499 +CI_ENVIRONMENT_VARIABLES = ( + # Azure Pipelines + 'BUILD_BUILDID', + # Jenkins + 'BUILD_ID', + # AppVeyor, CircleCI, Codeship, Gitlab CI, Shippable, Travis CI + 'CI', + # Explicit environment variable. + 'PIP_IS_CI', +) + + +def looks_like_ci(): + # type: () -> bool + """ + Return whether it looks like pip is running under CI. + """ + # We don't use the method of checking for a tty (e.g. using isatty()) + # because some CI systems mimic a tty (e.g. Travis CI). Thus that + # method doesn't provide definitive information in either direction. + return any(name in os.environ for name in CI_ENVIRONMENT_VARIABLES) + + +def user_agent(): + """ + Return a string representing the user agent. + """ + data = { + "installer": {"name": "pip", "version": pip.__version__}, + "python": platform.python_version(), + "implementation": { + "name": platform.python_implementation(), + }, + } + + if data["implementation"]["name"] == 'CPython': + data["implementation"]["version"] = platform.python_version() + elif data["implementation"]["name"] == 'PyPy': + if sys.pypy_version_info.releaselevel == 'final': + pypy_version_info = sys.pypy_version_info[:3] + else: + pypy_version_info = sys.pypy_version_info + data["implementation"]["version"] = ".".join( + [str(x) for x in pypy_version_info] + ) + elif data["implementation"]["name"] == 'Jython': + # Complete Guess + data["implementation"]["version"] = platform.python_version() + elif data["implementation"]["name"] == 'IronPython': + # Complete Guess + data["implementation"]["version"] = platform.python_version() + + if sys.platform.startswith("linux"): + from pip._vendor import distro + distro_infos = dict(filter( + lambda x: x[1], + zip(["name", "version", "id"], distro.linux_distribution()), + )) + libc = dict(filter( + lambda x: x[1], + zip(["lib", "version"], libc_ver()), + )) + if libc: + distro_infos["libc"] = libc + if distro_infos: + data["distro"] = distro_infos + + if sys.platform.startswith("darwin") and platform.mac_ver()[0]: + data["distro"] = {"name": "macOS", "version": platform.mac_ver()[0]} + + if platform.system(): + data.setdefault("system", {})["name"] = platform.system() + + if platform.release(): + data.setdefault("system", {})["release"] = platform.release() + + if platform.machine(): + data["cpu"] = platform.machine() + + if HAS_TLS: + data["openssl_version"] = ssl.OPENSSL_VERSION + + setuptools_version = get_installed_version("setuptools") + if setuptools_version is not None: + data["setuptools_version"] = setuptools_version + + # Use None rather than False so as not to give the impression that + # pip knows it is not being run under CI. Rather, it is a null or + # inconclusive result. Also, we include some value rather than no + # value to make it easier to know that the check has been run. + data["ci"] = True if looks_like_ci() else None + + user_data = os.environ.get("PIP_USER_AGENT_USER_DATA") + if user_data is not None: + data["user_data"] = user_data + + return "{data[installer][name]}/{data[installer][version]} {json}".format( + data=data, + json=json.dumps(data, separators=(",", ":"), sort_keys=True), + ) + + +def _get_keyring_auth(url, username): + """Return the tuple auth for a given url from keyring.""" + if not url or not keyring: + return None + + try: + try: + get_credential = keyring.get_credential + except AttributeError: + pass + else: + logger.debug("Getting credentials from keyring for %s", url) + cred = get_credential(url, username) + if cred is not None: + return cred.username, cred.password + return None + + if username: + logger.debug("Getting password from keyring for %s", url) + password = keyring.get_password(url, username) + if password: + return username, password + + except Exception as exc: + logger.warning("Keyring is skipped due to an exception: %s", + str(exc)) + + +class MultiDomainBasicAuth(AuthBase): + + def __init__(self, prompting=True, index_urls=None): + # type: (bool, Optional[Values]) -> None + self.prompting = prompting + self.index_urls = index_urls + self.passwords = {} # type: Dict[str, AuthInfo] + # When the user is prompted to enter credentials and keyring is + # available, we will offer to save them. If the user accepts, + # this value is set to the credentials they entered. After the + # request authenticates, the caller should call + # ``save_credentials`` to save these. + self._credentials_to_save = None # type: Optional[Credentials] + + def _get_index_url(self, url): + """Return the original index URL matching the requested URL. + + Cached or dynamically generated credentials may work against + the original index URL rather than just the netloc. + + The provided url should have had its username and password + removed already. If the original index url had credentials then + they will be included in the return value. + + Returns None if no matching index was found, or if --no-index + was specified by the user. + """ + if not url or not self.index_urls: + return None + + for u in self.index_urls: + prefix = remove_auth_from_url(u).rstrip("/") + "/" + if url.startswith(prefix): + return u + + def _get_new_credentials(self, original_url, allow_netrc=True, + allow_keyring=True): + """Find and return credentials for the specified URL.""" + # Split the credentials and netloc from the url. + url, netloc, url_user_password = split_auth_netloc_from_url( + original_url) + + # Start with the credentials embedded in the url + username, password = url_user_password + if username is not None and password is not None: + logger.debug("Found credentials in url for %s", netloc) + return url_user_password + + # Find a matching index url for this request + index_url = self._get_index_url(url) + if index_url: + # Split the credentials from the url. + index_info = split_auth_netloc_from_url(index_url) + if index_info: + index_url, _, index_url_user_password = index_info + logger.debug("Found index url %s", index_url) + + # If an index URL was found, try its embedded credentials + if index_url and index_url_user_password[0] is not None: + username, password = index_url_user_password + if username is not None and password is not None: + logger.debug("Found credentials in index url for %s", netloc) + return index_url_user_password + + # Get creds from netrc if we still don't have them + if allow_netrc: + netrc_auth = get_netrc_auth(original_url) + if netrc_auth: + logger.debug("Found credentials in netrc for %s", netloc) + return netrc_auth + + # If we don't have a password and keyring is available, use it. + if allow_keyring: + # The index url is more specific than the netloc, so try it first + kr_auth = (_get_keyring_auth(index_url, username) or + _get_keyring_auth(netloc, username)) + if kr_auth: + logger.debug("Found credentials in keyring for %s", netloc) + return kr_auth + + return None, None + + def _get_url_and_credentials(self, original_url): + """Return the credentials to use for the provided URL. + + If allowed, netrc and keyring may be used to obtain the + correct credentials. + + Returns (url_without_credentials, username, password). Note + that even if the original URL contains credentials, this + function may return a different username and password. + """ + url, netloc, _ = split_auth_netloc_from_url(original_url) + + # Use any stored credentials that we have for this netloc + username, password = self.passwords.get(netloc, (None, None)) + + # If nothing cached, acquire new credentials without prompting + # the user (e.g. from netrc, keyring, or similar). + if username is None or password is None: + username, password = self._get_new_credentials(original_url) + + if username is not None and password is not None: + # Store the username and password + self.passwords[netloc] = (username, password) + + return url, username, password + + def __call__(self, req): + # Get credentials for this request + url, username, password = self._get_url_and_credentials(req.url) + + # Set the url of the request to the url without any credentials + req.url = url + + if username is not None and password is not None: + # Send the basic auth with this request + req = HTTPBasicAuth(username, password)(req) + + # Attach a hook to handle 401 responses + req.register_hook("response", self.handle_401) + + return req + + # Factored out to allow for easy patching in tests + def _prompt_for_password(self, netloc): + username = ask_input("User for %s: " % netloc) + if not username: + return None, None + auth = _get_keyring_auth(netloc, username) + if auth: + return auth[0], auth[1], False + password = ask_password("Password: ") + return username, password, True + + # Factored out to allow for easy patching in tests + def _should_save_password_to_keyring(self): + if not keyring: + return False + return ask("Save credentials to keyring [y/N]: ", ["y", "n"]) == "y" + + def handle_401(self, resp, **kwargs): + # We only care about 401 responses, anything else we want to just + # pass through the actual response + if resp.status_code != 401: + return resp + + # We are not able to prompt the user so simply return the response + if not self.prompting: + return resp + + parsed = urllib_parse.urlparse(resp.url) + + # Prompt the user for a new username and password + username, password, save = self._prompt_for_password(parsed.netloc) + + # Store the new username and password to use for future requests + self._credentials_to_save = None + if username is not None and password is not None: + self.passwords[parsed.netloc] = (username, password) + + # Prompt to save the password to keyring + if save and self._should_save_password_to_keyring(): + self._credentials_to_save = (parsed.netloc, username, password) + + # Consume content and release the original connection to allow our new + # request to reuse the same one. + resp.content + resp.raw.release_conn() + + # Add our new username and password to the request + req = HTTPBasicAuth(username or "", password or "")(resp.request) + req.register_hook("response", self.warn_on_401) + + # On successful request, save the credentials that were used to + # keyring. (Note that if the user responded "no" above, this member + # is not set and nothing will be saved.) + if self._credentials_to_save: + req.register_hook("response", self.save_credentials) + + # Send our new request + new_resp = resp.connection.send(req, **kwargs) + new_resp.history.append(resp) + + return new_resp + + def warn_on_401(self, resp, **kwargs): + """Response callback to warn about incorrect credentials.""" + if resp.status_code == 401: + logger.warning('401 Error, Credentials not correct for %s', + resp.request.url) + + def save_credentials(self, resp, **kwargs): + """Response callback to save credentials on success.""" + assert keyring is not None, "should never reach here without keyring" + if not keyring: + return + + creds = self._credentials_to_save + self._credentials_to_save = None + if creds and resp.status_code < 400: + try: + logger.info('Saving credentials to keyring') + keyring.set_password(*creds) + except Exception: + logger.exception('Failed to save credentials') + + +class LocalFSAdapter(BaseAdapter): + + def send(self, request, stream=None, timeout=None, verify=None, cert=None, + proxies=None): + pathname = url_to_path(request.url) + + resp = Response() + resp.status_code = 200 + resp.url = request.url + + try: + stats = os.stat(pathname) + except OSError as exc: + resp.status_code = 404 + resp.raw = exc + else: + modified = email.utils.formatdate(stats.st_mtime, usegmt=True) + content_type = mimetypes.guess_type(pathname)[0] or "text/plain" + resp.headers = CaseInsensitiveDict({ + "Content-Type": content_type, + "Content-Length": stats.st_size, + "Last-Modified": modified, + }) + + resp.raw = open(pathname, "rb") + resp.close = resp.raw.close + + return resp + + def close(self): + pass + + +class SafeFileCache(FileCache): + """ + A file based cache which is safe to use even when the target directory may + not be accessible or writable. + """ + + def __init__(self, *args, **kwargs): + super(SafeFileCache, self).__init__(*args, **kwargs) + + # Check to ensure that the directory containing our cache directory + # is owned by the user current executing pip. If it does not exist + # we will check the parent directory until we find one that does exist. + # If it is not owned by the user executing pip then we will disable + # the cache and log a warning. + if not check_path_owner(self.directory): + logger.warning( + "The directory '%s' or its parent directory is not owned by " + "the current user and the cache has been disabled. Please " + "check the permissions and owner of that directory. If " + "executing pip with sudo, you may want sudo's -H flag.", + self.directory, + ) + + # Set our directory to None to disable the Cache + self.directory = None + + def get(self, *args, **kwargs): + # If we don't have a directory, then the cache should be a no-op. + if self.directory is None: + return + + try: + return super(SafeFileCache, self).get(*args, **kwargs) + except (LockError, OSError, IOError): + # We intentionally silence this error, if we can't access the cache + # then we can just skip caching and process the request as if + # caching wasn't enabled. + pass + + def set(self, *args, **kwargs): + # If we don't have a directory, then the cache should be a no-op. + if self.directory is None: + return + + try: + return super(SafeFileCache, self).set(*args, **kwargs) + except (LockError, OSError, IOError): + # We intentionally silence this error, if we can't access the cache + # then we can just skip caching and process the request as if + # caching wasn't enabled. + pass + + def delete(self, *args, **kwargs): + # If we don't have a directory, then the cache should be a no-op. + if self.directory is None: + return + + try: + return super(SafeFileCache, self).delete(*args, **kwargs) + except (LockError, OSError, IOError): + # We intentionally silence this error, if we can't access the cache + # then we can just skip caching and process the request as if + # caching wasn't enabled. + pass + + +class InsecureHTTPAdapter(HTTPAdapter): + + def cert_verify(self, conn, url, verify, cert): + conn.cert_reqs = 'CERT_NONE' + conn.ca_certs = None + + +class PipSession(requests.Session): + + timeout = None # type: Optional[int] + + def __init__(self, *args, **kwargs): + retries = kwargs.pop("retries", 0) + cache = kwargs.pop("cache", None) + insecure_hosts = kwargs.pop("insecure_hosts", []) + index_urls = kwargs.pop("index_urls", None) + + super(PipSession, self).__init__(*args, **kwargs) + + # Attach our User Agent to the request + self.headers["User-Agent"] = user_agent() + + # Attach our Authentication handler to the session + self.auth = MultiDomainBasicAuth(index_urls=index_urls) + + # Create our urllib3.Retry instance which will allow us to customize + # how we handle retries. + retries = urllib3.Retry( + # Set the total number of retries that a particular request can + # have. + total=retries, + + # A 503 error from PyPI typically means that the Fastly -> Origin + # connection got interrupted in some way. A 503 error in general + # is typically considered a transient error so we'll go ahead and + # retry it. + # A 500 may indicate transient error in Amazon S3 + # A 520 or 527 - may indicate transient error in CloudFlare + status_forcelist=[500, 503, 520, 527], + + # Add a small amount of back off between failed requests in + # order to prevent hammering the service. + backoff_factor=0.25, + ) + + # We want to _only_ cache responses on securely fetched origins. We do + # this because we can't validate the response of an insecurely fetched + # origin, and we don't want someone to be able to poison the cache and + # require manual eviction from the cache to fix it. + if cache: + secure_adapter = CacheControlAdapter( + cache=SafeFileCache(cache, use_dir_lock=True), + max_retries=retries, + ) + else: + secure_adapter = HTTPAdapter(max_retries=retries) + + # Our Insecure HTTPAdapter disables HTTPS validation. It does not + # support caching (see above) so we'll use it for all http:// URLs as + # well as any https:// host that we've marked as ignoring TLS errors + # for. + insecure_adapter = InsecureHTTPAdapter(max_retries=retries) + # Save this for later use in add_insecure_host(). + self._insecure_adapter = insecure_adapter + + self.mount("https://", secure_adapter) + self.mount("http://", insecure_adapter) + + # Enable file:// urls + self.mount("file://", LocalFSAdapter()) + + # We want to use a non-validating adapter for any requests which are + # deemed insecure. + for host in insecure_hosts: + self.add_insecure_host(host) + + def add_insecure_host(self, host): + # type: (str) -> None + self.mount('https://{}/'.format(host), self._insecure_adapter) + + def request(self, method, url, *args, **kwargs): + # Allow setting a default timeout on a session + kwargs.setdefault("timeout", self.timeout) + + # Dispatch the actual request + return super(PipSession, self).request(method, url, *args, **kwargs) + + +def get_file_content(url, comes_from=None, session=None): + # type: (str, Optional[str], Optional[PipSession]) -> Tuple[str, Text] + """Gets the content of a file; it may be a filename, file: URL, or + http: URL. Returns (location, content). Content is unicode. + + :param url: File path or url. + :param comes_from: Origin description of requirements. + :param session: Instance of pip.download.PipSession. + """ + if session is None: + raise TypeError( + "get_file_content() missing 1 required keyword argument: 'session'" + ) + + match = _scheme_re.search(url) + if match: + scheme = match.group(1).lower() + if (scheme == 'file' and comes_from and + comes_from.startswith('http')): + raise InstallationError( + 'Requirements file %s references URL %s, which is local' + % (comes_from, url)) + if scheme == 'file': + path = url.split(':', 1)[1] + path = path.replace('\\', '/') + match = _url_slash_drive_re.match(path) + if match: + path = match.group(1) + ':' + path.split('|', 1)[1] + path = urllib_parse.unquote(path) + if path.startswith('/'): + path = '/' + path.lstrip('/') + url = path + else: + # FIXME: catch some errors + resp = session.get(url) + resp.raise_for_status() + return resp.url, resp.text + try: + with open(url, 'rb') as f: + content = auto_decode(f.read()) + except IOError as exc: + raise InstallationError( + 'Could not open requirements file: %s' % str(exc) + ) + return url, content + + +_scheme_re = re.compile(r'^(http|https|file):', re.I) +_url_slash_drive_re = re.compile(r'/*([a-z])\|', re.I) + + +def is_url(name): + # type: (Union[str, Text]) -> bool + """Returns true if the name looks like a URL""" + if ':' not in name: + return False + scheme = name.split(':', 1)[0].lower() + return scheme in ['http', 'https', 'file', 'ftp'] + vcs.all_schemes + + +def url_to_path(url): + # type: (str) -> str + """ + Convert a file: URL to a path. + """ + assert url.startswith('file:'), ( + "You can only turn file: urls into filenames (not %r)" % url) + + _, netloc, path, _, _ = urllib_parse.urlsplit(url) + + if not netloc or netloc == 'localhost': + # According to RFC 8089, same as empty authority. + netloc = '' + elif sys.platform == 'win32': + # If we have a UNC path, prepend UNC share notation. + netloc = '\\\\' + netloc + else: + raise ValueError( + 'non-local file URIs are not supported on this platform: %r' + % url + ) + + path = urllib_request.url2pathname(netloc + path) + return path + + +def is_archive_file(name): + # type: (str) -> bool + """Return True if `name` is a considered as an archive file.""" + ext = splitext(name)[1].lower() + if ext in ARCHIVE_EXTENSIONS: + return True + return False + + +def unpack_vcs_link(link, location): + vcs_backend = _get_used_vcs_backend(link) + vcs_backend.unpack(location, url=link.url) + + +def _get_used_vcs_backend(link): + # type: (Link) -> Optional[VersionControl] + """ + Return a VersionControl object or None. + """ + for vcs_backend in vcs.backends: + if link.scheme in vcs_backend.schemes: + return vcs_backend + return None + + +def is_vcs_url(link): + # type: (Link) -> bool + return bool(_get_used_vcs_backend(link)) + + +def is_file_url(link): + # type: (Link) -> bool + return link.url.lower().startswith('file:') + + +def is_dir_url(link): + # type: (Link) -> bool + """Return whether a file:// Link points to a directory. + + ``link`` must not have any other scheme but file://. Call is_file_url() + first. + + """ + link_path = url_to_path(link.url_without_fragment) + return os.path.isdir(link_path) + + +def _progress_indicator(iterable, *args, **kwargs): + return iterable + + +def _download_url( + resp, # type: Response + link, # type: Link + content_file, # type: IO + hashes, # type: Optional[Hashes] + progress_bar # type: str +): + # type: (...) -> None + try: + total_length = int(resp.headers['content-length']) + except (ValueError, KeyError, TypeError): + total_length = 0 + + cached_resp = getattr(resp, "from_cache", False) + if logger.getEffectiveLevel() > logging.INFO: + show_progress = False + elif cached_resp: + show_progress = False + elif total_length > (40 * 1000): + show_progress = True + elif not total_length: + show_progress = True + else: + show_progress = False + + show_url = link.show_url + + def resp_read(chunk_size): + try: + # Special case for urllib3. + for chunk in resp.raw.stream( + chunk_size, + # We use decode_content=False here because we don't + # want urllib3 to mess with the raw bytes we get + # from the server. If we decompress inside of + # urllib3 then we cannot verify the checksum + # because the checksum will be of the compressed + # file. This breakage will only occur if the + # server adds a Content-Encoding header, which + # depends on how the server was configured: + # - Some servers will notice that the file isn't a + # compressible file and will leave the file alone + # and with an empty Content-Encoding + # - Some servers will notice that the file is + # already compressed and will leave the file + # alone and will add a Content-Encoding: gzip + # header + # - Some servers won't notice anything at all and + # will take a file that's already been compressed + # and compress it again and set the + # Content-Encoding: gzip header + # + # By setting this not to decode automatically we + # hope to eliminate problems with the second case. + decode_content=False): + yield chunk + except AttributeError: + # Standard file-like object. + while True: + chunk = resp.raw.read(chunk_size) + if not chunk: + break + yield chunk + + def written_chunks(chunks): + for chunk in chunks: + content_file.write(chunk) + yield chunk + + progress_indicator = _progress_indicator + + if link.netloc == PyPI.netloc: + url = show_url + else: + url = link.url_without_fragment + + if show_progress: # We don't show progress on cached responses + progress_indicator = DownloadProgressProvider(progress_bar, + max=total_length) + if total_length: + logger.info("Downloading %s (%s)", url, format_size(total_length)) + else: + logger.info("Downloading %s", url) + elif cached_resp: + logger.info("Using cached %s", url) + else: + logger.info("Downloading %s", url) + + logger.debug('Downloading from URL %s', link) + + downloaded_chunks = written_chunks( + progress_indicator( + resp_read(CONTENT_CHUNK_SIZE), + CONTENT_CHUNK_SIZE + ) + ) + if hashes: + hashes.check_against_chunks(downloaded_chunks) + else: + consume(downloaded_chunks) + + +def _copy_file(filename, location, link): + copy = True + download_location = os.path.join(location, link.filename) + if os.path.exists(download_location): + response = ask_path_exists( + 'The file %s exists. (i)gnore, (w)ipe, (b)ackup, (a)abort' % + display_path(download_location), ('i', 'w', 'b', 'a')) + if response == 'i': + copy = False + elif response == 'w': + logger.warning('Deleting %s', display_path(download_location)) + os.remove(download_location) + elif response == 'b': + dest_file = backup_dir(download_location) + logger.warning( + 'Backing up %s to %s', + display_path(download_location), + display_path(dest_file), + ) + shutil.move(download_location, dest_file) + elif response == 'a': + sys.exit(-1) + if copy: + shutil.copy(filename, download_location) + logger.info('Saved %s', display_path(download_location)) + + +def unpack_http_url( + link, # type: Link + location, # type: str + download_dir=None, # type: Optional[str] + session=None, # type: Optional[PipSession] + hashes=None, # type: Optional[Hashes] + progress_bar="on" # type: str +): + # type: (...) -> None + if session is None: + raise TypeError( + "unpack_http_url() missing 1 required keyword argument: 'session'" + ) + + with TempDirectory(kind="unpack") as temp_dir: + # If a download dir is specified, is the file already downloaded there? + already_downloaded_path = None + if download_dir: + already_downloaded_path = _check_download_dir(link, + download_dir, + hashes) + + if already_downloaded_path: + from_path = already_downloaded_path + content_type = mimetypes.guess_type(from_path)[0] + else: + # let's download to a tmp dir + from_path, content_type = _download_http_url(link, + session, + temp_dir.path, + hashes, + progress_bar) + + # unpack the archive to the build dir location. even when only + # downloading archives, they have to be unpacked to parse dependencies + unpack_file(from_path, location, content_type, link) + + # a download dir is specified; let's copy the archive there + if download_dir and not already_downloaded_path: + _copy_file(from_path, download_dir, link) + + if not already_downloaded_path: + os.unlink(from_path) + + +def unpack_file_url( + link, # type: Link + location, # type: str + download_dir=None, # type: Optional[str] + hashes=None # type: Optional[Hashes] +): + # type: (...) -> None + """Unpack link into location. + + If download_dir is provided and link points to a file, make a copy + of the link file inside download_dir. + """ + link_path = url_to_path(link.url_without_fragment) + + # If it's a url to a local directory + if is_dir_url(link): + if os.path.isdir(location): + rmtree(location) + shutil.copytree(link_path, location, symlinks=True) + if download_dir: + logger.info('Link is a directory, ignoring download_dir') + return + + # If --require-hashes is off, `hashes` is either empty, the + # link's embedded hash, or MissingHashes; it is required to + # match. If --require-hashes is on, we are satisfied by any + # hash in `hashes` matching: a URL-based or an option-based + # one; no internet-sourced hash will be in `hashes`. + if hashes: + hashes.check_against_path(link_path) + + # If a download dir is specified, is the file already there and valid? + already_downloaded_path = None + if download_dir: + already_downloaded_path = _check_download_dir(link, + download_dir, + hashes) + + if already_downloaded_path: + from_path = already_downloaded_path + else: + from_path = link_path + + content_type = mimetypes.guess_type(from_path)[0] + + # unpack the archive to the build dir location. even when only downloading + # archives, they have to be unpacked to parse dependencies + unpack_file(from_path, location, content_type, link) + + # a download dir is specified and not already downloaded + if download_dir and not already_downloaded_path: + _copy_file(from_path, download_dir, link) + + +class PipXmlrpcTransport(xmlrpc_client.Transport): + """Provide a `xmlrpclib.Transport` implementation via a `PipSession` + object. + """ + + def __init__(self, index_url, session, use_datetime=False): + xmlrpc_client.Transport.__init__(self, use_datetime) + index_parts = urllib_parse.urlparse(index_url) + self._scheme = index_parts.scheme + self._session = session + + def request(self, host, handler, request_body, verbose=False): + parts = (self._scheme, host, handler, None, None, None) + url = urllib_parse.urlunparse(parts) + try: + headers = {'Content-Type': 'text/xml'} + response = self._session.post(url, data=request_body, + headers=headers, stream=True) + response.raise_for_status() + self.verbose = verbose + return self.parse_response(response.raw) + except requests.HTTPError as exc: + logger.critical( + "HTTP error %s while getting %s", + exc.response.status_code, url, + ) + raise + + +def unpack_url( + link, # type: Link + location, # type: str + download_dir=None, # type: Optional[str] + only_download=False, # type: bool + session=None, # type: Optional[PipSession] + hashes=None, # type: Optional[Hashes] + progress_bar="on" # type: str +): + # type: (...) -> None + """Unpack link. + If link is a VCS link: + if only_download, export into download_dir and ignore location + else unpack into location + for other types of link: + - unpack into location + - if download_dir, copy the file into download_dir + - if only_download, mark location for deletion + + :param hashes: A Hashes object, one of whose embedded hashes must match, + or HashMismatch will be raised. If the Hashes is empty, no matches are + required, and unhashable types of requirements (like VCS ones, which + would ordinarily raise HashUnsupported) are allowed. + """ + # non-editable vcs urls + if is_vcs_url(link): + unpack_vcs_link(link, location) + + # file urls + elif is_file_url(link): + unpack_file_url(link, location, download_dir, hashes=hashes) + + # http urls + else: + if session is None: + session = PipSession() + + unpack_http_url( + link, + location, + download_dir, + session, + hashes=hashes, + progress_bar=progress_bar + ) + if only_download: + write_delete_marker_file(location) + + +def sanitize_content_filename(filename): + # type: (str) -> str + """ + Sanitize the "filename" value from a Content-Disposition header. + """ + return os.path.basename(filename) + + +def parse_content_disposition(content_disposition, default_filename): + # type: (str, str) -> str + """ + Parse the "filename" value from a Content-Disposition header, and + return the default filename if the result is empty. + """ + _type, params = cgi.parse_header(content_disposition) + filename = params.get('filename') + if filename: + # We need to sanitize the filename to prevent directory traversal + # in case the filename contains ".." path parts. + filename = sanitize_content_filename(filename) + return filename or default_filename + + +def _download_http_url( + link, # type: Link + session, # type: PipSession + temp_dir, # type: str + hashes, # type: Optional[Hashes] + progress_bar # type: str +): + # type: (...) -> Tuple[str, str] + """Download link url into temp_dir using provided session""" + target_url = link.url.split('#', 1)[0] + try: + resp = session.get( + target_url, + # We use Accept-Encoding: identity here because requests + # defaults to accepting compressed responses. This breaks in + # a variety of ways depending on how the server is configured. + # - Some servers will notice that the file isn't a compressible + # file and will leave the file alone and with an empty + # Content-Encoding + # - Some servers will notice that the file is already + # compressed and will leave the file alone and will add a + # Content-Encoding: gzip header + # - Some servers won't notice anything at all and will take + # a file that's already been compressed and compress it again + # and set the Content-Encoding: gzip header + # By setting this to request only the identity encoding We're + # hoping to eliminate the third case. Hopefully there does not + # exist a server which when given a file will notice it is + # already compressed and that you're not asking for a + # compressed file and will then decompress it before sending + # because if that's the case I don't think it'll ever be + # possible to make this work. + headers={"Accept-Encoding": "identity"}, + stream=True, + ) + resp.raise_for_status() + except requests.HTTPError as exc: + logger.critical( + "HTTP error %s while getting %s", exc.response.status_code, link, + ) + raise + + content_type = resp.headers.get('content-type', '') + filename = link.filename # fallback + # Have a look at the Content-Disposition header for a better guess + content_disposition = resp.headers.get('content-disposition') + if content_disposition: + filename = parse_content_disposition(content_disposition, filename) + ext = splitext(filename)[1] # type: Optional[str] + if not ext: + ext = mimetypes.guess_extension(content_type) + if ext: + filename += ext + if not ext and link.url != resp.url: + ext = os.path.splitext(resp.url)[1] + if ext: + filename += ext + file_path = os.path.join(temp_dir, filename) + with open(file_path, 'wb') as content_file: + _download_url(resp, link, content_file, hashes, progress_bar) + return file_path, content_type + + +def _check_download_dir(link, download_dir, hashes): + # type: (Link, str, Optional[Hashes]) -> Optional[str] + """ Check download_dir for previously downloaded file with correct hash + If a correct file is found return its path else None + """ + download_path = os.path.join(download_dir, link.filename) + if os.path.exists(download_path): + # If already downloaded, does its hash match? + logger.info('File was already downloaded %s', download_path) + if hashes: + try: + hashes.check_against_path(download_path) + except HashMismatch: + logger.warning( + 'Previously-downloaded file %s has bad hash. ' + 'Re-downloading.', + download_path + ) + os.unlink(download_path) + return None + return download_path + return None diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/exceptions.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/exceptions.py new file mode 100644 index 00000000..096adcd6 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/exceptions.py @@ -0,0 +1,305 @@ +"""Exceptions used throughout package""" +from __future__ import absolute_import + +from itertools import chain, groupby, repeat + +from pip._vendor.six import iteritems + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional + from pip._vendor.pkg_resources import Distribution + from pip._internal.req.req_install import InstallRequirement + + +class PipError(Exception): + """Base pip exception""" + + +class ConfigurationError(PipError): + """General exception in configuration""" + + +class InstallationError(PipError): + """General exception during installation""" + + +class UninstallationError(PipError): + """General exception during uninstallation""" + + +class NoneMetadataError(PipError): + """ + Raised when accessing "METADATA" or "PKG-INFO" metadata for a + pip._vendor.pkg_resources.Distribution object and + `dist.has_metadata('METADATA')` returns True but + `dist.get_metadata('METADATA')` returns None (and similarly for + "PKG-INFO"). + """ + + def __init__(self, dist, metadata_name): + # type: (Distribution, str) -> None + """ + :param dist: A Distribution object. + :param metadata_name: The name of the metadata being accessed + (can be "METADATA" or "PKG-INFO"). + """ + self.dist = dist + self.metadata_name = metadata_name + + def __str__(self): + # type: () -> str + # Use `dist` in the error message because its stringification + # includes more information, like the version and location. + return ( + 'None {} metadata found for distribution: {}'.format( + self.metadata_name, self.dist, + ) + ) + + +class DistributionNotFound(InstallationError): + """Raised when a distribution cannot be found to satisfy a requirement""" + + +class RequirementsFileParseError(InstallationError): + """Raised when a general error occurs parsing a requirements file line.""" + + +class BestVersionAlreadyInstalled(PipError): + """Raised when the most up-to-date version of a package is already + installed.""" + + +class BadCommand(PipError): + """Raised when virtualenv or a command is not found""" + + +class CommandError(PipError): + """Raised when there is an error in command-line arguments""" + + +class PreviousBuildDirError(PipError): + """Raised when there's a previous conflicting build directory""" + + +class InvalidWheelFilename(InstallationError): + """Invalid wheel filename.""" + + +class UnsupportedWheel(InstallationError): + """Unsupported wheel.""" + + +class HashErrors(InstallationError): + """Multiple HashError instances rolled into one for reporting""" + + def __init__(self): + self.errors = [] + + def append(self, error): + self.errors.append(error) + + def __str__(self): + lines = [] + self.errors.sort(key=lambda e: e.order) + for cls, errors_of_cls in groupby(self.errors, lambda e: e.__class__): + lines.append(cls.head) + lines.extend(e.body() for e in errors_of_cls) + if lines: + return '\n'.join(lines) + + def __nonzero__(self): + return bool(self.errors) + + def __bool__(self): + return self.__nonzero__() + + +class HashError(InstallationError): + """ + A failure to verify a package against known-good hashes + + :cvar order: An int sorting hash exception classes by difficulty of + recovery (lower being harder), so the user doesn't bother fretting + about unpinned packages when he has deeper issues, like VCS + dependencies, to deal with. Also keeps error reports in a + deterministic order. + :cvar head: A section heading for display above potentially many + exceptions of this kind + :ivar req: The InstallRequirement that triggered this error. This is + pasted on after the exception is instantiated, because it's not + typically available earlier. + + """ + req = None # type: Optional[InstallRequirement] + head = '' + + def body(self): + """Return a summary of me for display under the heading. + + This default implementation simply prints a description of the + triggering requirement. + + :param req: The InstallRequirement that provoked this error, with + populate_link() having already been called + + """ + return ' %s' % self._requirement_name() + + def __str__(self): + return '%s\n%s' % (self.head, self.body()) + + def _requirement_name(self): + """Return a description of the requirement that triggered me. + + This default implementation returns long description of the req, with + line numbers + + """ + return str(self.req) if self.req else 'unknown package' + + +class VcsHashUnsupported(HashError): + """A hash was provided for a version-control-system-based requirement, but + we don't have a method for hashing those.""" + + order = 0 + head = ("Can't verify hashes for these requirements because we don't " + "have a way to hash version control repositories:") + + +class DirectoryUrlHashUnsupported(HashError): + """A hash was provided for a version-control-system-based requirement, but + we don't have a method for hashing those.""" + + order = 1 + head = ("Can't verify hashes for these file:// requirements because they " + "point to directories:") + + +class HashMissing(HashError): + """A hash was needed for a requirement but is absent.""" + + order = 2 + head = ('Hashes are required in --require-hashes mode, but they are ' + 'missing from some requirements. Here is a list of those ' + 'requirements along with the hashes their downloaded archives ' + 'actually had. Add lines like these to your requirements files to ' + 'prevent tampering. (If you did not enable --require-hashes ' + 'manually, note that it turns on automatically when any package ' + 'has a hash.)') + + def __init__(self, gotten_hash): + """ + :param gotten_hash: The hash of the (possibly malicious) archive we + just downloaded + """ + self.gotten_hash = gotten_hash + + def body(self): + # Dodge circular import. + from pip._internal.utils.hashes import FAVORITE_HASH + + package = None + if self.req: + # In the case of URL-based requirements, display the original URL + # seen in the requirements file rather than the package name, + # so the output can be directly copied into the requirements file. + package = (self.req.original_link if self.req.original_link + # In case someone feeds something downright stupid + # to InstallRequirement's constructor. + else getattr(self.req, 'req', None)) + return ' %s --hash=%s:%s' % (package or 'unknown package', + FAVORITE_HASH, + self.gotten_hash) + + +class HashUnpinned(HashError): + """A requirement had a hash specified but was not pinned to a specific + version.""" + + order = 3 + head = ('In --require-hashes mode, all requirements must have their ' + 'versions pinned with ==. These do not:') + + +class HashMismatch(HashError): + """ + Distribution file hash values don't match. + + :ivar package_name: The name of the package that triggered the hash + mismatch. Feel free to write to this after the exception is raise to + improve its error message. + + """ + order = 4 + head = ('THESE PACKAGES DO NOT MATCH THE HASHES FROM THE REQUIREMENTS ' + 'FILE. If you have updated the package versions, please update ' + 'the hashes. Otherwise, examine the package contents carefully; ' + 'someone may have tampered with them.') + + def __init__(self, allowed, gots): + """ + :param allowed: A dict of algorithm names pointing to lists of allowed + hex digests + :param gots: A dict of algorithm names pointing to hashes we + actually got from the files under suspicion + """ + self.allowed = allowed + self.gots = gots + + def body(self): + return ' %s:\n%s' % (self._requirement_name(), + self._hash_comparison()) + + def _hash_comparison(self): + """ + Return a comparison of actual and expected hash values. + + Example:: + + Expected sha256 abcdeabcdeabcdeabcdeabcdeabcdeabcdeabcdeabcde + or 123451234512345123451234512345123451234512345 + Got bcdefbcdefbcdefbcdefbcdefbcdefbcdefbcdefbcdef + + """ + def hash_then_or(hash_name): + # For now, all the decent hashes have 6-char names, so we can get + # away with hard-coding space literals. + return chain([hash_name], repeat(' or')) + + lines = [] + for hash_name, expecteds in iteritems(self.allowed): + prefix = hash_then_or(hash_name) + lines.extend((' Expected %s %s' % (next(prefix), e)) + for e in expecteds) + lines.append(' Got %s\n' % + self.gots[hash_name].hexdigest()) + prefix = ' or' + return '\n'.join(lines) + + +class UnsupportedPythonVersion(InstallationError): + """Unsupported python version according to Requires-Python package + metadata.""" + + +class ConfigurationFileCouldNotBeLoaded(ConfigurationError): + """When there are errors while loading a configuration file + """ + + def __init__(self, reason="could not be loaded", fname=None, error=None): + super(ConfigurationFileCouldNotBeLoaded, self).__init__(error) + self.reason = reason + self.fname = fname + self.error = error + + def __str__(self): + if self.fname is not None: + message_part = " in {}.".format(self.fname) + else: + assert self.error is not None + message_part = ".\n{}\n".format(self.error.message) + return "Configuration file {}{}".format(self.reason, message_part) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/index.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/index.py new file mode 100644 index 00000000..a1aaad59 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/index.py @@ -0,0 +1,1508 @@ +"""Routines related to PyPI, indexes""" +from __future__ import absolute_import + +import cgi +import itertools +import logging +import mimetypes +import os +import re + +from pip._vendor import html5lib, requests, six +from pip._vendor.distlib.compat import unescape +from pip._vendor.packaging import specifiers +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.packaging.version import parse as parse_version +from pip._vendor.requests.exceptions import HTTPError, RetryError, SSLError +from pip._vendor.six.moves.urllib import parse as urllib_parse +from pip._vendor.six.moves.urllib import request as urllib_request + +from pip._internal.download import is_url, url_to_path +from pip._internal.exceptions import ( + BestVersionAlreadyInstalled, DistributionNotFound, InvalidWheelFilename, + UnsupportedWheel, +) +from pip._internal.models.candidate import InstallationCandidate +from pip._internal.models.format_control import FormatControl +from pip._internal.models.link import Link +from pip._internal.models.selection_prefs import SelectionPreferences +from pip._internal.models.target_python import TargetPython +from pip._internal.utils.compat import ipaddress +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import ( + ARCHIVE_EXTENSIONS, SUPPORTED_EXTENSIONS, WHEEL_EXTENSION, path_to_url, + redact_password_from_url, +) +from pip._internal.utils.packaging import check_requires_python +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.wheel import Wheel + +if MYPY_CHECK_RUNNING: + from logging import Logger + from typing import ( + Any, Callable, FrozenSet, Iterable, Iterator, List, MutableMapping, + Optional, Sequence, Set, Text, Tuple, Union, + ) + import xml.etree.ElementTree + from pip._vendor.packaging.version import _BaseVersion + from pip._vendor.requests import Response + from pip._internal.models.search_scope import SearchScope + from pip._internal.req import InstallRequirement + from pip._internal.download import PipSession + from pip._internal.pep425tags import Pep425Tag + from pip._internal.utils.hashes import Hashes + + BuildTag = Tuple[Any, ...] # either empty tuple or Tuple[int, str] + CandidateSortingKey = ( + Tuple[int, int, int, _BaseVersion, BuildTag, Optional[int]] + ) + HTMLElement = xml.etree.ElementTree.Element + SecureOrigin = Tuple[str, str, Optional[str]] + + +__all__ = ['FormatControl', 'FoundCandidates', 'PackageFinder'] + + +SECURE_ORIGINS = [ + # protocol, hostname, port + # Taken from Chrome's list of secure origins (See: http://bit.ly/1qrySKC) + ("https", "*", "*"), + ("*", "localhost", "*"), + ("*", "127.0.0.0/8", "*"), + ("*", "::1/128", "*"), + ("file", "*", None), + # ssh is always secure. + ("ssh", "*", "*"), +] # type: List[SecureOrigin] + + +logger = logging.getLogger(__name__) + + +def _match_vcs_scheme(url): + # type: (str) -> Optional[str] + """Look for VCS schemes in the URL. + + Returns the matched VCS scheme, or None if there's no match. + """ + from pip._internal.vcs import vcs + for scheme in vcs.schemes: + if url.lower().startswith(scheme) and url[len(scheme)] in '+:': + return scheme + return None + + +def _is_url_like_archive(url): + # type: (str) -> bool + """Return whether the URL looks like an archive. + """ + filename = Link(url).filename + for bad_ext in ARCHIVE_EXTENSIONS: + if filename.endswith(bad_ext): + return True + return False + + +class _NotHTML(Exception): + def __init__(self, content_type, request_desc): + # type: (str, str) -> None + super(_NotHTML, self).__init__(content_type, request_desc) + self.content_type = content_type + self.request_desc = request_desc + + +def _ensure_html_header(response): + # type: (Response) -> None + """Check the Content-Type header to ensure the response contains HTML. + + Raises `_NotHTML` if the content type is not text/html. + """ + content_type = response.headers.get("Content-Type", "") + if not content_type.lower().startswith("text/html"): + raise _NotHTML(content_type, response.request.method) + + +class _NotHTTP(Exception): + pass + + +def _ensure_html_response(url, session): + # type: (str, PipSession) -> None + """Send a HEAD request to the URL, and ensure the response contains HTML. + + Raises `_NotHTTP` if the URL is not available for a HEAD request, or + `_NotHTML` if the content type is not text/html. + """ + scheme, netloc, path, query, fragment = urllib_parse.urlsplit(url) + if scheme not in {'http', 'https'}: + raise _NotHTTP() + + resp = session.head(url, allow_redirects=True) + resp.raise_for_status() + + _ensure_html_header(resp) + + +def _get_html_response(url, session): + # type: (str, PipSession) -> Response + """Access an HTML page with GET, and return the response. + + This consists of three parts: + + 1. If the URL looks suspiciously like an archive, send a HEAD first to + check the Content-Type is HTML, to avoid downloading a large file. + Raise `_NotHTTP` if the content type cannot be determined, or + `_NotHTML` if it is not HTML. + 2. Actually perform the request. Raise HTTP exceptions on network failures. + 3. Check the Content-Type header to make sure we got HTML, and raise + `_NotHTML` otherwise. + """ + if _is_url_like_archive(url): + _ensure_html_response(url, session=session) + + logger.debug('Getting page %s', redact_password_from_url(url)) + + resp = session.get( + url, + headers={ + "Accept": "text/html", + # We don't want to blindly returned cached data for + # /simple/, because authors generally expecting that + # twine upload && pip install will function, but if + # they've done a pip install in the last ~10 minutes + # it won't. Thus by setting this to zero we will not + # blindly use any cached data, however the benefit of + # using max-age=0 instead of no-cache, is that we will + # still support conditional requests, so we will still + # minimize traffic sent in cases where the page hasn't + # changed at all, we will just always incur the round + # trip for the conditional GET now instead of only + # once per 10 minutes. + # For more information, please see pypa/pip#5670. + "Cache-Control": "max-age=0", + }, + ) + resp.raise_for_status() + + # The check for archives above only works if the url ends with + # something that looks like an archive. However that is not a + # requirement of an url. Unless we issue a HEAD request on every + # url we cannot know ahead of time for sure if something is HTML + # or not. However we can check after we've downloaded it. + _ensure_html_header(resp) + + return resp + + +def _handle_get_page_fail( + link, # type: Link + reason, # type: Union[str, Exception] + meth=None # type: Optional[Callable[..., None]] +): + # type: (...) -> None + if meth is None: + meth = logger.debug + meth("Could not fetch URL %s: %s - skipping", link, reason) + + +def _get_html_page(link, session=None): + # type: (Link, Optional[PipSession]) -> Optional[HTMLPage] + if session is None: + raise TypeError( + "_get_html_page() missing 1 required keyword argument: 'session'" + ) + + url = link.url.split('#', 1)[0] + + # Check for VCS schemes that do not support lookup as web pages. + vcs_scheme = _match_vcs_scheme(url) + if vcs_scheme: + logger.debug('Cannot look at %s URL %s', vcs_scheme, link) + return None + + # Tack index.html onto file:// URLs that point to directories + scheme, _, path, _, _, _ = urllib_parse.urlparse(url) + if (scheme == 'file' and os.path.isdir(urllib_request.url2pathname(path))): + # add trailing slash if not present so urljoin doesn't trim + # final segment + if not url.endswith('/'): + url += '/' + url = urllib_parse.urljoin(url, 'index.html') + logger.debug(' file: URL is directory, getting %s', url) + + try: + resp = _get_html_response(url, session=session) + except _NotHTTP: + logger.debug( + 'Skipping page %s because it looks like an archive, and cannot ' + 'be checked by HEAD.', link, + ) + except _NotHTML as exc: + logger.debug( + 'Skipping page %s because the %s request got Content-Type: %s', + link, exc.request_desc, exc.content_type, + ) + except HTTPError as exc: + _handle_get_page_fail(link, exc) + except RetryError as exc: + _handle_get_page_fail(link, exc) + except SSLError as exc: + reason = "There was a problem confirming the ssl certificate: " + reason += str(exc) + _handle_get_page_fail(link, reason, meth=logger.info) + except requests.ConnectionError as exc: + _handle_get_page_fail(link, "connection error: %s" % exc) + except requests.Timeout: + _handle_get_page_fail(link, "timed out") + else: + return HTMLPage(resp.content, resp.url, resp.headers) + return None + + +def _check_link_requires_python( + link, # type: Link + version_info, # type: Tuple[int, int, int] + ignore_requires_python=False, # type: bool +): + # type: (...) -> bool + """ + Return whether the given Python version is compatible with a link's + "Requires-Python" value. + + :param version_info: A 3-tuple of ints representing the Python + major-minor-micro version to check. + :param ignore_requires_python: Whether to ignore the "Requires-Python" + value if the given Python version isn't compatible. + """ + try: + is_compatible = check_requires_python( + link.requires_python, version_info=version_info, + ) + except specifiers.InvalidSpecifier: + logger.debug( + "Ignoring invalid Requires-Python (%r) for link: %s", + link.requires_python, link, + ) + else: + if not is_compatible: + version = '.'.join(map(str, version_info)) + if not ignore_requires_python: + logger.debug( + 'Link requires a different Python (%s not in: %r): %s', + version, link.requires_python, link, + ) + return False + + logger.debug( + 'Ignoring failed Requires-Python check (%s not in: %r) ' + 'for link: %s', + version, link.requires_python, link, + ) + + return True + + +class LinkEvaluator(object): + + """ + Responsible for evaluating links for a particular project. + """ + + _py_version_re = re.compile(r'-py([123]\.?[0-9]?)$') + + # Don't include an allow_yanked default value to make sure each call + # site considers whether yanked releases are allowed. This also causes + # that decision to be made explicit in the calling code, which helps + # people when reading the code. + def __init__( + self, + project_name, # type: str + canonical_name, # type: str + formats, # type: FrozenSet + target_python, # type: TargetPython + allow_yanked, # type: bool + ignore_requires_python=None, # type: Optional[bool] + ): + # type: (...) -> None + """ + :param project_name: The user supplied package name. + :param canonical_name: The canonical package name. + :param formats: The formats allowed for this package. Should be a set + with 'binary' or 'source' or both in it. + :param target_python: The target Python interpreter to use when + evaluating link compatibility. This is used, for example, to + check wheel compatibility, as well as when checking the Python + version, e.g. the Python version embedded in a link filename + (or egg fragment) and against an HTML link's optional PEP 503 + "data-requires-python" attribute. + :param allow_yanked: Whether files marked as yanked (in the sense + of PEP 592) are permitted to be candidates for install. + :param ignore_requires_python: Whether to ignore incompatible + PEP 503 "data-requires-python" values in HTML links. Defaults + to False. + """ + if ignore_requires_python is None: + ignore_requires_python = False + + self._allow_yanked = allow_yanked + self._canonical_name = canonical_name + self._ignore_requires_python = ignore_requires_python + self._formats = formats + self._target_python = target_python + + self.project_name = project_name + + def evaluate_link(self, link): + # type: (Link) -> Tuple[bool, Optional[Text]] + """ + Determine whether a link is a candidate for installation. + + :return: A tuple (is_candidate, result), where `result` is (1) a + version string if `is_candidate` is True, and (2) if + `is_candidate` is False, an optional string to log the reason + the link fails to qualify. + """ + version = None + if link.is_yanked and not self._allow_yanked: + reason = link.yanked_reason or '' + # Mark this as a unicode string to prevent "UnicodeEncodeError: + # 'ascii' codec can't encode character" in Python 2 when + # the reason contains non-ascii characters. + return (False, u'yanked for reason: {}'.format(reason)) + + if link.egg_fragment: + egg_info = link.egg_fragment + ext = link.ext + else: + egg_info, ext = link.splitext() + if not ext: + return (False, 'not a file') + if ext not in SUPPORTED_EXTENSIONS: + return (False, 'unsupported archive format: %s' % ext) + if "binary" not in self._formats and ext == WHEEL_EXTENSION: + reason = 'No binaries permitted for %s' % self.project_name + return (False, reason) + if "macosx10" in link.path and ext == '.zip': + return (False, 'macosx10 one') + if ext == WHEEL_EXTENSION: + try: + wheel = Wheel(link.filename) + except InvalidWheelFilename: + return (False, 'invalid wheel filename') + if canonicalize_name(wheel.name) != self._canonical_name: + reason = 'wrong project name (not %s)' % self.project_name + return (False, reason) + + supported_tags = self._target_python.get_tags() + if not wheel.supported(supported_tags): + # Include the wheel's tags in the reason string to + # simplify troubleshooting compatibility issues. + file_tags = wheel.get_formatted_file_tags() + reason = ( + "none of the wheel's tags match: {}".format( + ', '.join(file_tags) + ) + ) + return (False, reason) + + version = wheel.version + + # This should be up by the self.ok_binary check, but see issue 2700. + if "source" not in self._formats and ext != WHEEL_EXTENSION: + return (False, 'No sources permitted for %s' % self.project_name) + + if not version: + version = _extract_version_from_fragment( + egg_info, self._canonical_name, + ) + if not version: + return ( + False, 'Missing project version for %s' % self.project_name, + ) + + match = self._py_version_re.search(version) + if match: + version = version[:match.start()] + py_version = match.group(1) + if py_version != self._target_python.py_version: + return (False, 'Python version is incorrect') + + supports_python = _check_link_requires_python( + link, version_info=self._target_python.py_version_info, + ignore_requires_python=self._ignore_requires_python, + ) + if not supports_python: + # Return None for the reason text to suppress calling + # _log_skipped_link(). + return (False, None) + + logger.debug('Found link %s, version: %s', link, version) + + return (True, version) + + +def filter_unallowed_hashes( + candidates, # type: List[InstallationCandidate] + hashes, # type: Hashes + project_name, # type: str +): + # type: (...) -> List[InstallationCandidate] + """ + Filter out candidates whose hashes aren't allowed, and return a new + list of candidates. + + If at least one candidate has an allowed hash, then all candidates with + either an allowed hash or no hash specified are returned. Otherwise, + the given candidates are returned. + + Including the candidates with no hash specified when there is a match + allows a warning to be logged if there is a more preferred candidate + with no hash specified. Returning all candidates in the case of no + matches lets pip report the hash of the candidate that would otherwise + have been installed (e.g. permitting the user to more easily update + their requirements file with the desired hash). + """ + if not hashes: + logger.debug( + 'Given no hashes to check %s links for project %r: ' + 'discarding no candidates', + len(candidates), + project_name, + ) + # Make sure we're not returning back the given value. + return list(candidates) + + matches_or_no_digest = [] + # Collect the non-matches for logging purposes. + non_matches = [] + match_count = 0 + for candidate in candidates: + link = candidate.link + if not link.has_hash: + pass + elif link.is_hash_allowed(hashes=hashes): + match_count += 1 + else: + non_matches.append(candidate) + continue + + matches_or_no_digest.append(candidate) + + if match_count: + filtered = matches_or_no_digest + else: + # Make sure we're not returning back the given value. + filtered = list(candidates) + + if len(filtered) == len(candidates): + discard_message = 'discarding no candidates' + else: + discard_message = 'discarding {} non-matches:\n {}'.format( + len(non_matches), + '\n '.join(str(candidate.link) for candidate in non_matches) + ) + + logger.debug( + 'Checked %s links for project %r against %s hashes ' + '(%s matches, %s no digest): %s', + len(candidates), + project_name, + hashes.digest_count, + match_count, + len(matches_or_no_digest) - match_count, + discard_message + ) + + return filtered + + +class CandidatePreferences(object): + + """ + Encapsulates some of the preferences for filtering and sorting + InstallationCandidate objects. + """ + + def __init__( + self, + prefer_binary=False, # type: bool + allow_all_prereleases=False, # type: bool + ): + # type: (...) -> None + """ + :param allow_all_prereleases: Whether to allow all pre-releases. + """ + self.allow_all_prereleases = allow_all_prereleases + self.prefer_binary = prefer_binary + + +class CandidateEvaluator(object): + + """ + Responsible for filtering and sorting candidates for installation based + on what tags are valid. + """ + + @classmethod + def create( + cls, + project_name, # type: str + target_python=None, # type: Optional[TargetPython] + prefer_binary=False, # type: bool + allow_all_prereleases=False, # type: bool + specifier=None, # type: Optional[specifiers.BaseSpecifier] + hashes=None, # type: Optional[Hashes] + ): + # type: (...) -> CandidateEvaluator + """Create a CandidateEvaluator object. + + :param target_python: The target Python interpreter to use when + checking compatibility. If None (the default), a TargetPython + object will be constructed from the running Python. + :param hashes: An optional collection of allowed hashes. + """ + if target_python is None: + target_python = TargetPython() + if specifier is None: + specifier = specifiers.SpecifierSet() + + supported_tags = target_python.get_tags() + + return cls( + project_name=project_name, + supported_tags=supported_tags, + specifier=specifier, + prefer_binary=prefer_binary, + allow_all_prereleases=allow_all_prereleases, + hashes=hashes, + ) + + def __init__( + self, + project_name, # type: str + supported_tags, # type: List[Pep425Tag] + specifier, # type: specifiers.BaseSpecifier + prefer_binary=False, # type: bool + allow_all_prereleases=False, # type: bool + hashes=None, # type: Optional[Hashes] + ): + # type: (...) -> None + """ + :param supported_tags: The PEP 425 tags supported by the target + Python in order of preference (most preferred first). + """ + self._allow_all_prereleases = allow_all_prereleases + self._hashes = hashes + self._prefer_binary = prefer_binary + self._project_name = project_name + self._specifier = specifier + self._supported_tags = supported_tags + + def get_applicable_candidates( + self, + candidates, # type: List[InstallationCandidate] + ): + # type: (...) -> List[InstallationCandidate] + """ + Return the applicable candidates from a list of candidates. + """ + # Using None infers from the specifier instead. + allow_prereleases = self._allow_all_prereleases or None + specifier = self._specifier + versions = { + str(v) for v in specifier.filter( + # We turn the version object into a str here because otherwise + # when we're debundled but setuptools isn't, Python will see + # packaging.version.Version and + # pkg_resources._vendor.packaging.version.Version as different + # types. This way we'll use a str as a common data interchange + # format. If we stop using the pkg_resources provided specifier + # and start using our own, we can drop the cast to str(). + (str(c.version) for c in candidates), + prereleases=allow_prereleases, + ) + } + + # Again, converting version to str to deal with debundling. + applicable_candidates = [ + c for c in candidates if str(c.version) in versions + ] + + return filter_unallowed_hashes( + candidates=applicable_candidates, + hashes=self._hashes, + project_name=self._project_name, + ) + + def make_found_candidates( + self, + candidates, # type: List[InstallationCandidate] + ): + # type: (...) -> FoundCandidates + """ + Create and return a `FoundCandidates` instance. + + :param specifier: An optional object implementing `filter` + (e.g. `packaging.specifiers.SpecifierSet`) to filter applicable + versions. + """ + applicable_candidates = self.get_applicable_candidates(candidates) + + return FoundCandidates( + candidates, + applicable_candidates=applicable_candidates, + evaluator=self, + ) + + def _sort_key(self, candidate): + # type: (InstallationCandidate) -> CandidateSortingKey + """ + Function to pass as the `key` argument to a call to sorted() to sort + InstallationCandidates by preference. + + Returns a tuple such that tuples sorting as greater using Python's + default comparison operator are more preferred. + + The preference is as follows: + + First and foremost, candidates with allowed (matching) hashes are + always preferred over candidates without matching hashes. This is + because e.g. if the only candidate with an allowed hash is yanked, + we still want to use that candidate. + + Second, excepting hash considerations, candidates that have been + yanked (in the sense of PEP 592) are always less preferred than + candidates that haven't been yanked. Then: + + If not finding wheels, they are sorted by version only. + If finding wheels, then the sort order is by version, then: + 1. existing installs + 2. wheels ordered via Wheel.support_index_min(self._supported_tags) + 3. source archives + If prefer_binary was set, then all wheels are sorted above sources. + + Note: it was considered to embed this logic into the Link + comparison operators, but then different sdist links + with the same version, would have to be considered equal + """ + valid_tags = self._supported_tags + support_num = len(valid_tags) + build_tag = tuple() # type: BuildTag + binary_preference = 0 + link = candidate.link + if link.is_wheel: + # can raise InvalidWheelFilename + wheel = Wheel(link.filename) + if not wheel.supported(valid_tags): + raise UnsupportedWheel( + "%s is not a supported wheel for this platform. It " + "can't be sorted." % wheel.filename + ) + if self._prefer_binary: + binary_preference = 1 + pri = -(wheel.support_index_min(valid_tags)) + if wheel.build_tag is not None: + match = re.match(r'^(\d+)(.*)$', wheel.build_tag) + build_tag_groups = match.groups() + build_tag = (int(build_tag_groups[0]), build_tag_groups[1]) + else: # sdist + pri = -(support_num) + has_allowed_hash = int(link.is_hash_allowed(self._hashes)) + yank_value = -1 * int(link.is_yanked) # -1 for yanked. + return ( + has_allowed_hash, yank_value, binary_preference, candidate.version, + build_tag, pri, + ) + + def get_best_candidate( + self, + candidates, # type: List[InstallationCandidate] + ): + # type: (...) -> Optional[InstallationCandidate] + """ + Return the best candidate per the instance's sort order, or None if + no candidate is acceptable. + """ + if not candidates: + return None + + best_candidate = max(candidates, key=self._sort_key) + + # Log a warning per PEP 592 if necessary before returning. + link = best_candidate.link + if link.is_yanked: + reason = link.yanked_reason or '' + msg = ( + # Mark this as a unicode string to prevent + # "UnicodeEncodeError: 'ascii' codec can't encode character" + # in Python 2 when the reason contains non-ascii characters. + u'The candidate selected for download or install is a ' + 'yanked version: {candidate}\n' + 'Reason for being yanked: {reason}' + ).format(candidate=best_candidate, reason=reason) + logger.warning(msg) + + return best_candidate + + +class FoundCandidates(object): + """A collection of candidates, returned by `PackageFinder.find_candidates`. + + This class is only intended to be instantiated by CandidateEvaluator's + `make_found_candidates()` method. + """ + + def __init__( + self, + candidates, # type: List[InstallationCandidate] + applicable_candidates, # type: List[InstallationCandidate] + evaluator, # type: CandidateEvaluator + ): + # type: (...) -> None + """ + :param candidates: A sequence of all available candidates found. + :param applicable_candidates: The applicable candidates. + :param evaluator: A CandidateEvaluator object to sort applicable + candidates by order of preference. + """ + self._applicable_candidates = applicable_candidates + self._candidates = candidates + self._evaluator = evaluator + + def iter_all(self): + # type: () -> Iterable[InstallationCandidate] + """Iterate through all candidates. + """ + return iter(self._candidates) + + def iter_applicable(self): + # type: () -> Iterable[InstallationCandidate] + """Iterate through the applicable candidates. + """ + return iter(self._applicable_candidates) + + def get_best(self): + # type: () -> Optional[InstallationCandidate] + """Return the best candidate available, or None if no applicable + candidates are found. + """ + candidates = list(self.iter_applicable()) + return self._evaluator.get_best_candidate(candidates) + + +class PackageFinder(object): + """This finds packages. + + This is meant to match easy_install's technique for looking for + packages, by reading pages and looking for appropriate links. + """ + + def __init__( + self, + search_scope, # type: SearchScope + session, # type: PipSession + target_python, # type: TargetPython + allow_yanked, # type: bool + format_control=None, # type: Optional[FormatControl] + trusted_hosts=None, # type: Optional[List[str]] + candidate_prefs=None, # type: CandidatePreferences + ignore_requires_python=None, # type: Optional[bool] + ): + # type: (...) -> None + """ + This constructor is primarily meant to be used by the create() class + method and from tests. + + :param session: The Session to use to make requests. + :param format_control: A FormatControl object, used to control + the selection of source packages / binary packages when consulting + the index and links. + :param candidate_prefs: Options to use when creating a + CandidateEvaluator object. + """ + if trusted_hosts is None: + trusted_hosts = [] + if candidate_prefs is None: + candidate_prefs = CandidatePreferences() + + format_control = format_control or FormatControl(set(), set()) + + self._allow_yanked = allow_yanked + self._candidate_prefs = candidate_prefs + self._ignore_requires_python = ignore_requires_python + self._target_python = target_python + + self.search_scope = search_scope + self.session = session + self.format_control = format_control + self.trusted_hosts = trusted_hosts + + # These are boring links that have already been logged somehow. + self._logged_links = set() # type: Set[Link] + + # Don't include an allow_yanked default value to make sure each call + # site considers whether yanked releases are allowed. This also causes + # that decision to be made explicit in the calling code, which helps + # people when reading the code. + @classmethod + def create( + cls, + search_scope, # type: SearchScope + selection_prefs, # type: SelectionPreferences + trusted_hosts=None, # type: Optional[List[str]] + session=None, # type: Optional[PipSession] + target_python=None, # type: Optional[TargetPython] + ): + # type: (...) -> PackageFinder + """Create a PackageFinder. + + :param selection_prefs: The candidate selection preferences, as a + SelectionPreferences object. + :param trusted_hosts: Domains not to emit warnings for when not using + HTTPS. + :param session: The Session to use to make requests. + :param target_python: The target Python interpreter to use when + checking compatibility. If None (the default), a TargetPython + object will be constructed from the running Python. + """ + if session is None: + raise TypeError( + "PackageFinder.create() missing 1 required keyword argument: " + "'session'" + ) + if target_python is None: + target_python = TargetPython() + + candidate_prefs = CandidatePreferences( + prefer_binary=selection_prefs.prefer_binary, + allow_all_prereleases=selection_prefs.allow_all_prereleases, + ) + + return cls( + candidate_prefs=candidate_prefs, + search_scope=search_scope, + session=session, + target_python=target_python, + allow_yanked=selection_prefs.allow_yanked, + format_control=selection_prefs.format_control, + trusted_hosts=trusted_hosts, + ignore_requires_python=selection_prefs.ignore_requires_python, + ) + + @property + def find_links(self): + # type: () -> List[str] + return self.search_scope.find_links + + @property + def index_urls(self): + # type: () -> List[str] + return self.search_scope.index_urls + + @property + def allow_all_prereleases(self): + # type: () -> bool + return self._candidate_prefs.allow_all_prereleases + + def set_allow_all_prereleases(self): + # type: () -> None + self._candidate_prefs.allow_all_prereleases = True + + def add_trusted_host(self, host, source=None): + # type: (str, Optional[str]) -> None + """ + :param source: An optional source string, for logging where the host + string came from. + """ + # It is okay to add a previously added host because PipSession stores + # the resulting prefixes in a dict. + msg = 'adding trusted host: {!r}'.format(host) + if source is not None: + msg += ' (from {})'.format(source) + logger.info(msg) + self.session.add_insecure_host(host) + if host in self.trusted_hosts: + return + + self.trusted_hosts.append(host) + + def iter_secure_origins(self): + # type: () -> Iterator[SecureOrigin] + for secure_origin in SECURE_ORIGINS: + yield secure_origin + for host in self.trusted_hosts: + yield ('*', host, '*') + + @staticmethod + def _sort_locations(locations, expand_dir=False): + # type: (Sequence[str], bool) -> Tuple[List[str], List[str]] + """ + Sort locations into "files" (archives) and "urls", and return + a pair of lists (files,urls) + """ + files = [] + urls = [] + + # puts the url for the given file path into the appropriate list + def sort_path(path): + url = path_to_url(path) + if mimetypes.guess_type(url, strict=False)[0] == 'text/html': + urls.append(url) + else: + files.append(url) + + for url in locations: + + is_local_path = os.path.exists(url) + is_file_url = url.startswith('file:') + + if is_local_path or is_file_url: + if is_local_path: + path = url + else: + path = url_to_path(url) + if os.path.isdir(path): + if expand_dir: + path = os.path.realpath(path) + for item in os.listdir(path): + sort_path(os.path.join(path, item)) + elif is_file_url: + urls.append(url) + else: + logger.warning( + "Path '{0}' is ignored: " + "it is a directory.".format(path), + ) + elif os.path.isfile(path): + sort_path(path) + else: + logger.warning( + "Url '%s' is ignored: it is neither a file " + "nor a directory.", url, + ) + elif is_url(url): + # Only add url with clear scheme + urls.append(url) + else: + logger.warning( + "Url '%s' is ignored. It is either a non-existing " + "path or lacks a specific scheme.", url, + ) + + return files, urls + + def _validate_secure_origin(self, logger, location): + # type: (Logger, Link) -> bool + # Determine if this url used a secure transport mechanism + parsed = urllib_parse.urlparse(str(location)) + origin = (parsed.scheme, parsed.hostname, parsed.port) + + # The protocol to use to see if the protocol matches. + # Don't count the repository type as part of the protocol: in + # cases such as "git+ssh", only use "ssh". (I.e., Only verify against + # the last scheme.) + protocol = origin[0].rsplit('+', 1)[-1] + + # Determine if our origin is a secure origin by looking through our + # hardcoded list of secure origins, as well as any additional ones + # configured on this PackageFinder instance. + for secure_origin in self.iter_secure_origins(): + if protocol != secure_origin[0] and secure_origin[0] != "*": + continue + + try: + # We need to do this decode dance to ensure that we have a + # unicode object, even on Python 2.x. + addr = ipaddress.ip_address( + origin[1] + if ( + isinstance(origin[1], six.text_type) or + origin[1] is None + ) + else origin[1].decode("utf8") + ) + network = ipaddress.ip_network( + secure_origin[1] + if isinstance(secure_origin[1], six.text_type) + # setting secure_origin[1] to proper Union[bytes, str] + # creates problems in other places + else secure_origin[1].decode("utf8") # type: ignore + ) + except ValueError: + # We don't have both a valid address or a valid network, so + # we'll check this origin against hostnames. + if (origin[1] and + origin[1].lower() != secure_origin[1].lower() and + secure_origin[1] != "*"): + continue + else: + # We have a valid address and network, so see if the address + # is contained within the network. + if addr not in network: + continue + + # Check to see if the port patches + if (origin[2] != secure_origin[2] and + secure_origin[2] != "*" and + secure_origin[2] is not None): + continue + + # If we've gotten here, then this origin matches the current + # secure origin and we should return True + return True + + # If we've gotten to this point, then the origin isn't secure and we + # will not accept it as a valid location to search. We will however + # log a warning that we are ignoring it. + logger.warning( + "The repository located at %s is not a trusted or secure host and " + "is being ignored. If this repository is available via HTTPS we " + "recommend you use HTTPS instead, otherwise you may silence " + "this warning and allow it anyway with '--trusted-host %s'.", + parsed.hostname, + parsed.hostname, + ) + + return False + + def make_link_evaluator(self, project_name): + # type: (str) -> LinkEvaluator + canonical_name = canonicalize_name(project_name) + formats = self.format_control.get_allowed_formats(canonical_name) + + return LinkEvaluator( + project_name=project_name, + canonical_name=canonical_name, + formats=formats, + target_python=self._target_python, + allow_yanked=self._allow_yanked, + ignore_requires_python=self._ignore_requires_python, + ) + + def find_all_candidates(self, project_name): + # type: (str) -> List[InstallationCandidate] + """Find all available InstallationCandidate for project_name + + This checks index_urls and find_links. + All versions found are returned as an InstallationCandidate list. + + See LinkEvaluator.evaluate_link() for details on which files + are accepted. + """ + search_scope = self.search_scope + index_locations = search_scope.get_index_urls_locations(project_name) + index_file_loc, index_url_loc = self._sort_locations(index_locations) + fl_file_loc, fl_url_loc = self._sort_locations( + self.find_links, expand_dir=True, + ) + + file_locations = (Link(url) for url in itertools.chain( + index_file_loc, fl_file_loc, + )) + + # We trust every url that the user has given us whether it was given + # via --index-url or --find-links. + # We want to filter out any thing which does not have a secure origin. + url_locations = [ + link for link in itertools.chain( + (Link(url) for url in index_url_loc), + (Link(url) for url in fl_url_loc), + ) + if self._validate_secure_origin(logger, link) + ] + + logger.debug('%d location(s) to search for versions of %s:', + len(url_locations), project_name) + + for location in url_locations: + logger.debug('* %s', location) + + link_evaluator = self.make_link_evaluator(project_name) + find_links_versions = self._package_versions( + link_evaluator, + # We trust every directly linked archive in find_links + (Link(url, '-f') for url in self.find_links), + ) + + page_versions = [] + for page in self._get_pages(url_locations, project_name): + logger.debug('Analyzing links from page %s', page.url) + with indent_log(): + page_versions.extend( + self._package_versions(link_evaluator, page.iter_links()) + ) + + file_versions = self._package_versions(link_evaluator, file_locations) + if file_versions: + file_versions.sort(reverse=True) + logger.debug( + 'Local files found: %s', + ', '.join([ + url_to_path(candidate.link.url) + for candidate in file_versions + ]) + ) + + # This is an intentional priority ordering + return file_versions + find_links_versions + page_versions + + def make_candidate_evaluator( + self, + project_name, # type: str + specifier=None, # type: Optional[specifiers.BaseSpecifier] + hashes=None, # type: Optional[Hashes] + ): + # type: (...) -> CandidateEvaluator + """Create a CandidateEvaluator object to use. + """ + candidate_prefs = self._candidate_prefs + return CandidateEvaluator.create( + project_name=project_name, + target_python=self._target_python, + prefer_binary=candidate_prefs.prefer_binary, + allow_all_prereleases=candidate_prefs.allow_all_prereleases, + specifier=specifier, + hashes=hashes, + ) + + def find_candidates( + self, + project_name, # type: str + specifier=None, # type: Optional[specifiers.BaseSpecifier] + hashes=None, # type: Optional[Hashes] + ): + # type: (...) -> FoundCandidates + """Find matches for the given project and specifier. + + :param specifier: An optional object implementing `filter` + (e.g. `packaging.specifiers.SpecifierSet`) to filter applicable + versions. + + :return: A `FoundCandidates` instance. + """ + candidates = self.find_all_candidates(project_name) + candidate_evaluator = self.make_candidate_evaluator( + project_name=project_name, + specifier=specifier, + hashes=hashes, + ) + return candidate_evaluator.make_found_candidates(candidates) + + def find_requirement(self, req, upgrade): + # type: (InstallRequirement, bool) -> Optional[Link] + """Try to find a Link matching req + + Expects req, an InstallRequirement and upgrade, a boolean + Returns a Link if found, + Raises DistributionNotFound or BestVersionAlreadyInstalled otherwise + """ + hashes = req.hashes(trust_internet=False) + candidates = self.find_candidates( + req.name, specifier=req.specifier, hashes=hashes, + ) + best_candidate = candidates.get_best() + + installed_version = None # type: Optional[_BaseVersion] + if req.satisfied_by is not None: + installed_version = parse_version(req.satisfied_by.version) + + def _format_versions(cand_iter): + # This repeated parse_version and str() conversion is needed to + # handle different vendoring sources from pip and pkg_resources. + # If we stop using the pkg_resources provided specifier and start + # using our own, we can drop the cast to str(). + return ", ".join(sorted( + {str(c.version) for c in cand_iter}, + key=parse_version, + )) or "none" + + if installed_version is None and best_candidate is None: + logger.critical( + 'Could not find a version that satisfies the requirement %s ' + '(from versions: %s)', + req, + _format_versions(candidates.iter_all()), + ) + + raise DistributionNotFound( + 'No matching distribution found for %s' % req + ) + + best_installed = False + if installed_version and ( + best_candidate is None or + best_candidate.version <= installed_version): + best_installed = True + + if not upgrade and installed_version is not None: + if best_installed: + logger.debug( + 'Existing installed version (%s) is most up-to-date and ' + 'satisfies requirement', + installed_version, + ) + else: + logger.debug( + 'Existing installed version (%s) satisfies requirement ' + '(most up-to-date version is %s)', + installed_version, + best_candidate.version, + ) + return None + + if best_installed: + # We have an existing version, and its the best version + logger.debug( + 'Installed version (%s) is most up-to-date (past versions: ' + '%s)', + installed_version, + _format_versions(candidates.iter_applicable()), + ) + raise BestVersionAlreadyInstalled + + logger.debug( + 'Using version %s (newest of versions: %s)', + best_candidate.version, + _format_versions(candidates.iter_applicable()), + ) + return best_candidate.link + + def _get_pages(self, locations, project_name): + # type: (Iterable[Link], str) -> Iterable[HTMLPage] + """ + Yields (page, page_url) from the given locations, skipping + locations that have errors. + """ + seen = set() # type: Set[Link] + for location in locations: + if location in seen: + continue + seen.add(location) + + page = _get_html_page(location, session=self.session) + if page is None: + continue + + yield page + + def _sort_links(self, links): + # type: (Iterable[Link]) -> List[Link] + """ + Returns elements of links in order, non-egg links first, egg links + second, while eliminating duplicates + """ + eggs, no_eggs = [], [] + seen = set() # type: Set[Link] + for link in links: + if link not in seen: + seen.add(link) + if link.egg_fragment: + eggs.append(link) + else: + no_eggs.append(link) + return no_eggs + eggs + + def _log_skipped_link(self, link, reason): + # type: (Link, Text) -> None + if link not in self._logged_links: + # Mark this as a unicode string to prevent "UnicodeEncodeError: + # 'ascii' codec can't encode character" in Python 2 when + # the reason contains non-ascii characters. + # Also, put the link at the end so the reason is more visible + # and because the link string is usually very long. + logger.debug(u'Skipping link: %s: %s', reason, link) + self._logged_links.add(link) + + def get_install_candidate(self, link_evaluator, link): + # type: (LinkEvaluator, Link) -> Optional[InstallationCandidate] + """ + If the link is a candidate for install, convert it to an + InstallationCandidate and return it. Otherwise, return None. + """ + is_candidate, result = link_evaluator.evaluate_link(link) + if not is_candidate: + if result: + self._log_skipped_link(link, reason=result) + return None + + return InstallationCandidate( + project=link_evaluator.project_name, + link=link, + # Convert the Text result to str since InstallationCandidate + # accepts str. + version=str(result), + ) + + def _package_versions(self, link_evaluator, links): + # type: (LinkEvaluator, Iterable[Link]) -> List[InstallationCandidate] + result = [] + for link in self._sort_links(links): + candidate = self.get_install_candidate(link_evaluator, link) + if candidate is not None: + result.append(candidate) + return result + + +def _find_name_version_sep(fragment, canonical_name): + # type: (str, str) -> int + """Find the separator's index based on the package's canonical name. + + :param fragment: A + filename "fragment" (stem) or + egg fragment. + :param canonical_name: The package's canonical name. + + This function is needed since the canonicalized name does not necessarily + have the same length as the egg info's name part. An example:: + + >>> fragment = 'foo__bar-1.0' + >>> canonical_name = 'foo-bar' + >>> _find_name_version_sep(fragment, canonical_name) + 8 + """ + # Project name and version must be separated by one single dash. Find all + # occurrences of dashes; if the string in front of it matches the canonical + # name, this is the one separating the name and version parts. + for i, c in enumerate(fragment): + if c != "-": + continue + if canonicalize_name(fragment[:i]) == canonical_name: + return i + raise ValueError("{} does not match {}".format(fragment, canonical_name)) + + +def _extract_version_from_fragment(fragment, canonical_name): + # type: (str, str) -> Optional[str] + """Parse the version string from a + filename + "fragment" (stem) or egg fragment. + + :param fragment: The string to parse. E.g. foo-2.1 + :param canonical_name: The canonicalized name of the package this + belongs to. + """ + try: + version_start = _find_name_version_sep(fragment, canonical_name) + 1 + except ValueError: + return None + version = fragment[version_start:] + if not version: + return None + return version + + +def _determine_base_url(document, page_url): + """Determine the HTML document's base URL. + + This looks for a ```` tag in the HTML document. If present, its href + attribute denotes the base URL of anchor tags in the document. If there is + no such tag (or if it does not have a valid href attribute), the HTML + file's URL is used as the base URL. + + :param document: An HTML document representation. The current + implementation expects the result of ``html5lib.parse()``. + :param page_url: The URL of the HTML document. + """ + for base in document.findall(".//base"): + href = base.get("href") + if href is not None: + return href + return page_url + + +def _get_encoding_from_headers(headers): + """Determine if we have any encoding information in our headers. + """ + if headers and "Content-Type" in headers: + content_type, params = cgi.parse_header(headers["Content-Type"]) + if "charset" in params: + return params['charset'] + return None + + +def _clean_link(url): + # type: (str) -> str + """Makes sure a link is fully encoded. That is, if a ' ' shows up in + the link, it will be rewritten to %20 (while not over-quoting + % or other characters).""" + # Split the URL into parts according to the general structure + # `scheme://netloc/path;parameters?query#fragment`. Note that the + # `netloc` can be empty and the URI will then refer to a local + # filesystem path. + result = urllib_parse.urlparse(url) + # In both cases below we unquote prior to quoting to make sure + # nothing is double quoted. + if result.netloc == "": + # On Windows the path part might contain a drive letter which + # should not be quoted. On Linux where drive letters do not + # exist, the colon should be quoted. We rely on urllib.request + # to do the right thing here. + path = urllib_request.pathname2url( + urllib_request.url2pathname(result.path)) + else: + # In addition to the `/` character we protect `@` so that + # revision strings in VCS URLs are properly parsed. + path = urllib_parse.quote(urllib_parse.unquote(result.path), safe="/@") + return urllib_parse.urlunparse(result._replace(path=path)) + + +def _create_link_from_element( + anchor, # type: HTMLElement + page_url, # type: str + base_url, # type: str +): + # type: (...) -> Optional[Link] + """ + Convert an anchor element in a simple repository page to a Link. + """ + href = anchor.get("href") + if not href: + return None + + url = _clean_link(urllib_parse.urljoin(base_url, href)) + pyrequire = anchor.get('data-requires-python') + pyrequire = unescape(pyrequire) if pyrequire else None + + yanked_reason = anchor.get('data-yanked') + if yanked_reason: + # This is a unicode string in Python 2 (and 3). + yanked_reason = unescape(yanked_reason) + + link = Link( + url, + comes_from=page_url, + requires_python=pyrequire, + yanked_reason=yanked_reason, + ) + + return link + + +class HTMLPage(object): + """Represents one page, along with its URL""" + + def __init__(self, content, url, headers=None): + # type: (bytes, str, MutableMapping[str, str]) -> None + self.content = content + self.url = url + self.headers = headers + + def __str__(self): + return redact_password_from_url(self.url) + + def iter_links(self): + # type: () -> Iterable[Link] + """Yields all links in the page""" + document = html5lib.parse( + self.content, + transport_encoding=_get_encoding_from_headers(self.headers), + namespaceHTMLElements=False, + ) + base_url = _determine_base_url(document, self.url) + for anchor in document.findall(".//a"): + link = _create_link_from_element( + anchor, + page_url=self.url, + base_url=base_url, + ) + if link is None: + continue + yield link diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/legacy_resolve.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/legacy_resolve.py new file mode 100644 index 00000000..1d9229cb --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/legacy_resolve.py @@ -0,0 +1,457 @@ +"""Dependency Resolution + +The dependency resolution in pip is performed as follows: + +for top-level requirements: + a. only one spec allowed per project, regardless of conflicts or not. + otherwise a "double requirement" exception is raised + b. they override sub-dependency requirements. +for sub-dependencies + a. "first found, wins" (where the order is breadth first) +""" + +import logging +import sys +from collections import defaultdict +from itertools import chain + +from pip._vendor.packaging import specifiers + +from pip._internal.exceptions import ( + BestVersionAlreadyInstalled, DistributionNotFound, HashError, HashErrors, + UnsupportedPythonVersion, +) +from pip._internal.req.constructors import install_req_from_req_string +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import ( + dist_in_usersite, ensure_dir, normalize_version_info, +) +from pip._internal.utils.packaging import ( + check_requires_python, get_requires_python, +) +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import DefaultDict, List, Optional, Set, Tuple + from pip._vendor import pkg_resources + + from pip._internal.cache import WheelCache + from pip._internal.distributions import AbstractDistribution + from pip._internal.download import PipSession + from pip._internal.index import PackageFinder + from pip._internal.operations.prepare import RequirementPreparer + from pip._internal.req.req_install import InstallRequirement + from pip._internal.req.req_set import RequirementSet + +logger = logging.getLogger(__name__) + + +def _check_dist_requires_python( + dist, # type: pkg_resources.Distribution + version_info, # type: Tuple[int, int, int] + ignore_requires_python=False, # type: bool +): + # type: (...) -> None + """ + Check whether the given Python version is compatible with a distribution's + "Requires-Python" value. + + :param version_info: A 3-tuple of ints representing the Python + major-minor-micro version to check. + :param ignore_requires_python: Whether to ignore the "Requires-Python" + value if the given Python version isn't compatible. + + :raises UnsupportedPythonVersion: When the given Python version isn't + compatible. + """ + requires_python = get_requires_python(dist) + try: + is_compatible = check_requires_python( + requires_python, version_info=version_info, + ) + except specifiers.InvalidSpecifier as exc: + logger.warning( + "Package %r has an invalid Requires-Python: %s", + dist.project_name, exc, + ) + return + + if is_compatible: + return + + version = '.'.join(map(str, version_info)) + if ignore_requires_python: + logger.debug( + 'Ignoring failed Requires-Python check for package %r: ' + '%s not in %r', + dist.project_name, version, requires_python, + ) + return + + raise UnsupportedPythonVersion( + 'Package {!r} requires a different Python: {} not in {!r}'.format( + dist.project_name, version, requires_python, + )) + + +class Resolver(object): + """Resolves which packages need to be installed/uninstalled to perform \ + the requested operation without breaking the requirements of any package. + """ + + _allowed_strategies = {"eager", "only-if-needed", "to-satisfy-only"} + + def __init__( + self, + preparer, # type: RequirementPreparer + session, # type: PipSession + finder, # type: PackageFinder + wheel_cache, # type: Optional[WheelCache] + use_user_site, # type: bool + ignore_dependencies, # type: bool + ignore_installed, # type: bool + ignore_requires_python, # type: bool + force_reinstall, # type: bool + isolated, # type: bool + upgrade_strategy, # type: str + use_pep517=None, # type: Optional[bool] + py_version_info=None, # type: Optional[Tuple[int, ...]] + ): + # type: (...) -> None + super(Resolver, self).__init__() + assert upgrade_strategy in self._allowed_strategies + + if py_version_info is None: + py_version_info = sys.version_info[:3] + else: + py_version_info = normalize_version_info(py_version_info) + + self._py_version_info = py_version_info + + self.preparer = preparer + self.finder = finder + self.session = session + + # NOTE: This would eventually be replaced with a cache that can give + # information about both sdist and wheels transparently. + self.wheel_cache = wheel_cache + + # This is set in resolve + self.require_hashes = None # type: Optional[bool] + + self.upgrade_strategy = upgrade_strategy + self.force_reinstall = force_reinstall + self.isolated = isolated + self.ignore_dependencies = ignore_dependencies + self.ignore_installed = ignore_installed + self.ignore_requires_python = ignore_requires_python + self.use_user_site = use_user_site + self.use_pep517 = use_pep517 + + self._discovered_dependencies = \ + defaultdict(list) # type: DefaultDict[str, List] + + def resolve(self, requirement_set): + # type: (RequirementSet) -> None + """Resolve what operations need to be done + + As a side-effect of this method, the packages (and their dependencies) + are downloaded, unpacked and prepared for installation. This + preparation is done by ``pip.operations.prepare``. + + Once PyPI has static dependency metadata available, it would be + possible to move the preparation to become a step separated from + dependency resolution. + """ + # make the wheelhouse + if self.preparer.wheel_download_dir: + ensure_dir(self.preparer.wheel_download_dir) + + # If any top-level requirement has a hash specified, enter + # hash-checking mode, which requires hashes from all. + root_reqs = ( + requirement_set.unnamed_requirements + + list(requirement_set.requirements.values()) + ) + self.require_hashes = ( + requirement_set.require_hashes or + any(req.has_hash_options for req in root_reqs) + ) + + # Display where finder is looking for packages + search_scope = self.finder.search_scope + locations = search_scope.get_formatted_locations() + if locations: + logger.info(locations) + + # Actually prepare the files, and collect any exceptions. Most hash + # exceptions cannot be checked ahead of time, because + # req.populate_link() needs to be called before we can make decisions + # based on link type. + discovered_reqs = [] # type: List[InstallRequirement] + hash_errors = HashErrors() + for req in chain(root_reqs, discovered_reqs): + try: + discovered_reqs.extend( + self._resolve_one(requirement_set, req) + ) + except HashError as exc: + exc.req = req + hash_errors.append(exc) + + if hash_errors: + raise hash_errors + + def _is_upgrade_allowed(self, req): + # type: (InstallRequirement) -> bool + if self.upgrade_strategy == "to-satisfy-only": + return False + elif self.upgrade_strategy == "eager": + return True + else: + assert self.upgrade_strategy == "only-if-needed" + return req.is_direct + + def _set_req_to_reinstall(self, req): + # type: (InstallRequirement) -> None + """ + Set a requirement to be installed. + """ + # Don't uninstall the conflict if doing a user install and the + # conflict is not a user install. + if not self.use_user_site or dist_in_usersite(req.satisfied_by): + req.conflicts_with = req.satisfied_by + req.satisfied_by = None + + # XXX: Stop passing requirement_set for options + def _check_skip_installed(self, req_to_install): + # type: (InstallRequirement) -> Optional[str] + """Check if req_to_install should be skipped. + + This will check if the req is installed, and whether we should upgrade + or reinstall it, taking into account all the relevant user options. + + After calling this req_to_install will only have satisfied_by set to + None if the req_to_install is to be upgraded/reinstalled etc. Any + other value will be a dist recording the current thing installed that + satisfies the requirement. + + Note that for vcs urls and the like we can't assess skipping in this + routine - we simply identify that we need to pull the thing down, + then later on it is pulled down and introspected to assess upgrade/ + reinstalls etc. + + :return: A text reason for why it was skipped, or None. + """ + if self.ignore_installed: + return None + + req_to_install.check_if_exists(self.use_user_site) + if not req_to_install.satisfied_by: + return None + + if self.force_reinstall: + self._set_req_to_reinstall(req_to_install) + return None + + if not self._is_upgrade_allowed(req_to_install): + if self.upgrade_strategy == "only-if-needed": + return 'already satisfied, skipping upgrade' + return 'already satisfied' + + # Check for the possibility of an upgrade. For link-based + # requirements we have to pull the tree down and inspect to assess + # the version #, so it's handled way down. + if not req_to_install.link: + try: + self.finder.find_requirement(req_to_install, upgrade=True) + except BestVersionAlreadyInstalled: + # Then the best version is installed. + return 'already up-to-date' + except DistributionNotFound: + # No distribution found, so we squash the error. It will + # be raised later when we re-try later to do the install. + # Why don't we just raise here? + pass + + self._set_req_to_reinstall(req_to_install) + return None + + def _get_abstract_dist_for(self, req): + # type: (InstallRequirement) -> AbstractDistribution + """Takes a InstallRequirement and returns a single AbstractDist \ + representing a prepared variant of the same. + """ + assert self.require_hashes is not None, ( + "require_hashes should have been set in Resolver.resolve()" + ) + + if req.editable: + return self.preparer.prepare_editable_requirement( + req, self.require_hashes, self.use_user_site, self.finder, + ) + + # satisfied_by is only evaluated by calling _check_skip_installed, + # so it must be None here. + assert req.satisfied_by is None + skip_reason = self._check_skip_installed(req) + + if req.satisfied_by: + return self.preparer.prepare_installed_requirement( + req, self.require_hashes, skip_reason + ) + + upgrade_allowed = self._is_upgrade_allowed(req) + abstract_dist = self.preparer.prepare_linked_requirement( + req, self.session, self.finder, upgrade_allowed, + self.require_hashes + ) + + # NOTE + # The following portion is for determining if a certain package is + # going to be re-installed/upgraded or not and reporting to the user. + # This should probably get cleaned up in a future refactor. + + # req.req is only avail after unpack for URL + # pkgs repeat check_if_exists to uninstall-on-upgrade + # (#14) + if not self.ignore_installed: + req.check_if_exists(self.use_user_site) + + if req.satisfied_by: + should_modify = ( + self.upgrade_strategy != "to-satisfy-only" or + self.force_reinstall or + self.ignore_installed or + req.link.scheme == 'file' + ) + if should_modify: + self._set_req_to_reinstall(req) + else: + logger.info( + 'Requirement already satisfied (use --upgrade to upgrade):' + ' %s', req, + ) + + return abstract_dist + + def _resolve_one( + self, + requirement_set, # type: RequirementSet + req_to_install # type: InstallRequirement + ): + # type: (...) -> List[InstallRequirement] + """Prepare a single requirements file. + + :return: A list of additional InstallRequirements to also install. + """ + # Tell user what we are doing for this requirement: + # obtain (editable), skipping, processing (local url), collecting + # (remote url or package name) + if req_to_install.constraint or req_to_install.prepared: + return [] + + req_to_install.prepared = True + + # register tmp src for cleanup in case something goes wrong + requirement_set.reqs_to_cleanup.append(req_to_install) + + abstract_dist = self._get_abstract_dist_for(req_to_install) + + # Parse and return dependencies + dist = abstract_dist.get_pkg_resources_distribution() + # This will raise UnsupportedPythonVersion if the given Python + # version isn't compatible with the distribution's Requires-Python. + _check_dist_requires_python( + dist, version_info=self._py_version_info, + ignore_requires_python=self.ignore_requires_python, + ) + + more_reqs = [] # type: List[InstallRequirement] + + def add_req(subreq, extras_requested): + sub_install_req = install_req_from_req_string( + str(subreq), + req_to_install, + isolated=self.isolated, + wheel_cache=self.wheel_cache, + use_pep517=self.use_pep517 + ) + parent_req_name = req_to_install.name + to_scan_again, add_to_parent = requirement_set.add_requirement( + sub_install_req, + parent_req_name=parent_req_name, + extras_requested=extras_requested, + ) + if parent_req_name and add_to_parent: + self._discovered_dependencies[parent_req_name].append( + add_to_parent + ) + more_reqs.extend(to_scan_again) + + with indent_log(): + # We add req_to_install before its dependencies, so that we + # can refer to it when adding dependencies. + if not requirement_set.has_requirement(req_to_install.name): + # 'unnamed' requirements will get added here + req_to_install.is_direct = True + requirement_set.add_requirement( + req_to_install, parent_req_name=None, + ) + + if not self.ignore_dependencies: + if req_to_install.extras: + logger.debug( + "Installing extra requirements: %r", + ','.join(req_to_install.extras), + ) + missing_requested = sorted( + set(req_to_install.extras) - set(dist.extras) + ) + for missing in missing_requested: + logger.warning( + '%s does not provide the extra \'%s\'', + dist, missing + ) + + available_requested = sorted( + set(dist.extras) & set(req_to_install.extras) + ) + for subreq in dist.requires(available_requested): + add_req(subreq, extras_requested=available_requested) + + if not req_to_install.editable and not req_to_install.satisfied_by: + # XXX: --no-install leads this to report 'Successfully + # downloaded' for only non-editable reqs, even though we took + # action on them. + requirement_set.successfully_downloaded.append(req_to_install) + + return more_reqs + + def get_installation_order(self, req_set): + # type: (RequirementSet) -> List[InstallRequirement] + """Create the installation order. + + The installation order is topological - requirements are installed + before the requiring thing. We break cycles at an arbitrary point, + and make no other guarantees. + """ + # The current implementation, which we may change at any point + # installs the user specified things in the order given, except when + # dependencies must come earlier to achieve topological order. + order = [] + ordered_reqs = set() # type: Set[InstallRequirement] + + def schedule(req): + if req.satisfied_by or req in ordered_reqs: + return + if req.constraint: + return + ordered_reqs.add(req) + for dep in self._discovered_dependencies[req.name]: + schedule(dep) + order.append(req) + + for install_req in req_set.requirements.values(): + schedule(install_req) + return order diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/locations.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/locations.py new file mode 100644 index 00000000..5f843d79 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/locations.py @@ -0,0 +1,142 @@ +"""Locations where we look for configs, install stuff, etc""" +from __future__ import absolute_import + +import os +import os.path +import platform +import site +import sys +import sysconfig +from distutils import sysconfig as distutils_sysconfig +from distutils.command.install import SCHEME_KEYS # type: ignore + +from pip._internal.utils import appdirs +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.virtualenv import running_under_virtualenv + +if MYPY_CHECK_RUNNING: + from typing import Any, Union, Dict, List, Optional + + +# Application Directories +USER_CACHE_DIR = appdirs.user_cache_dir("pip") + + +def get_src_prefix(): + if running_under_virtualenv(): + src_prefix = os.path.join(sys.prefix, 'src') + else: + # FIXME: keep src in cwd for now (it is not a temporary folder) + try: + src_prefix = os.path.join(os.getcwd(), 'src') + except OSError: + # In case the current working directory has been renamed or deleted + sys.exit( + "The folder you are executing pip from can no longer be found." + ) + + # under macOS + virtualenv sys.prefix is not properly resolved + # it is something like /path/to/python/bin/.. + return os.path.abspath(src_prefix) + + +# FIXME doesn't account for venv linked to global site-packages + +site_packages = sysconfig.get_path("purelib") # type: Optional[str] + +# This is because of a bug in PyPy's sysconfig module, see +# https://bitbucket.org/pypy/pypy/issues/2506/sysconfig-returns-incorrect-paths +# for more information. +if platform.python_implementation().lower() == "pypy": + site_packages = distutils_sysconfig.get_python_lib() +try: + # Use getusersitepackages if this is present, as it ensures that the + # value is initialised properly. + user_site = site.getusersitepackages() +except AttributeError: + user_site = site.USER_SITE + +if WINDOWS: + bin_py = os.path.join(sys.prefix, 'Scripts') + bin_user = os.path.join(user_site, 'Scripts') + # buildout uses 'bin' on Windows too? + if not os.path.exists(bin_py): + bin_py = os.path.join(sys.prefix, 'bin') + bin_user = os.path.join(user_site, 'bin') +else: + bin_py = os.path.join(sys.prefix, 'bin') + bin_user = os.path.join(user_site, 'bin') + + # Forcing to use /usr/local/bin for standard macOS framework installs + # Also log to ~/Library/Logs/ for use with the Console.app log viewer + if sys.platform[:6] == 'darwin' and sys.prefix[:16] == '/System/Library/': + bin_py = '/usr/local/bin' + + +def distutils_scheme(dist_name, user=False, home=None, root=None, + isolated=False, prefix=None): + # type:(str, bool, str, str, bool, str) -> dict + """ + Return a distutils install scheme + """ + from distutils.dist import Distribution + + scheme = {} + + if isolated: + extra_dist_args = {"script_args": ["--no-user-cfg"]} + else: + extra_dist_args = {} + dist_args = {'name': dist_name} # type: Dict[str, Union[str, List[str]]] + dist_args.update(extra_dist_args) + + d = Distribution(dist_args) + # Ignoring, typeshed issue reported python/typeshed/issues/2567 + d.parse_config_files() + # NOTE: Ignoring type since mypy can't find attributes on 'Command' + i = d.get_command_obj('install', create=True) # type: Any + assert i is not None + # NOTE: setting user or home has the side-effect of creating the home dir + # or user base for installations during finalize_options() + # ideally, we'd prefer a scheme class that has no side-effects. + assert not (user and prefix), "user={} prefix={}".format(user, prefix) + assert not (home and prefix), "home={} prefix={}".format(home, prefix) + i.user = user or i.user + if user or home: + i.prefix = "" + i.prefix = prefix or i.prefix + i.home = home or i.home + i.root = root or i.root + i.finalize_options() + for key in SCHEME_KEYS: + scheme[key] = getattr(i, 'install_' + key) + + # install_lib specified in setup.cfg should install *everything* + # into there (i.e. it takes precedence over both purelib and + # platlib). Note, i.install_lib is *always* set after + # finalize_options(); we only want to override here if the user + # has explicitly requested it hence going back to the config + + # Ignoring, typeshed issue reported python/typeshed/issues/2567 + if 'install_lib' in d.get_option_dict('install'): # type: ignore + scheme.update(dict(purelib=i.install_lib, platlib=i.install_lib)) + + if running_under_virtualenv(): + scheme['headers'] = os.path.join( + sys.prefix, + 'include', + 'site', + 'python' + sys.version[:3], + dist_name, + ) + + if root is not None: + path_no_drive = os.path.splitdrive( + os.path.abspath(scheme["headers"]))[1] + scheme["headers"] = os.path.join( + root, + path_no_drive[1:], + ) + + return scheme diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/__init__.py new file mode 100644 index 00000000..7855226e --- 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b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/__pycache__/target_python.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/candidate.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/candidate.py new file mode 100644 index 00000000..1b99690f --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/candidate.py @@ -0,0 +1,36 @@ +from pip._vendor.packaging.version import parse as parse_version + +from pip._internal.utils.models import KeyBasedCompareMixin +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from pip._vendor.packaging.version import _BaseVersion + from pip._internal.models.link import Link + from typing import Any + + +class InstallationCandidate(KeyBasedCompareMixin): + """Represents a potential "candidate" for installation. + """ + + def __init__(self, project, version, link): + # type: (Any, str, Link) -> None + self.project = project + self.version = parse_version(version) # type: _BaseVersion + self.link = link + + super(InstallationCandidate, self).__init__( + key=(self.project, self.version, self.link), + defining_class=InstallationCandidate + ) + + def __repr__(self): + # type: () -> str + return "".format( + self.project, self.version, self.link, + ) + + def __str__(self): + return '{!r} candidate (version {} at {})'.format( + self.project, self.version, self.link, + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/format_control.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/format_control.py new file mode 100644 index 00000000..53138e48 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/format_control.py @@ -0,0 +1,73 @@ +from pip._vendor.packaging.utils import canonicalize_name + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional, Set, FrozenSet + + +class FormatControl(object): + """Helper for managing formats from which a package can be installed. + """ + + def __init__(self, no_binary=None, only_binary=None): + # type: (Optional[Set], Optional[Set]) -> None + if no_binary is None: + no_binary = set() + if only_binary is None: + only_binary = set() + + self.no_binary = no_binary + self.only_binary = only_binary + + def __eq__(self, other): + return self.__dict__ == other.__dict__ + + def __ne__(self, other): + return not self.__eq__(other) + + def __repr__(self): + return "{}({}, {})".format( + self.__class__.__name__, + self.no_binary, + self.only_binary + ) + + @staticmethod + def handle_mutual_excludes(value, target, other): + # type: (str, Optional[Set], Optional[Set]) -> None + new = value.split(',') + while ':all:' in new: + other.clear() + target.clear() + target.add(':all:') + del new[:new.index(':all:') + 1] + # Without a none, we want to discard everything as :all: covers it + if ':none:' not in new: + return + for name in new: + if name == ':none:': + target.clear() + continue + name = canonicalize_name(name) + other.discard(name) + target.add(name) + + def get_allowed_formats(self, canonical_name): + # type: (str) -> FrozenSet + result = {"binary", "source"} + if canonical_name in self.only_binary: + result.discard('source') + elif canonical_name in self.no_binary: + result.discard('binary') + elif ':all:' in self.only_binary: + result.discard('source') + elif ':all:' in self.no_binary: + result.discard('binary') + return frozenset(result) + + def disallow_binaries(self): + # type: () -> None + self.handle_mutual_excludes( + ':all:', self.no_binary, self.only_binary, + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/index.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/index.py new file mode 100644 index 00000000..ead1efbd --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/index.py @@ -0,0 +1,31 @@ +from pip._vendor.six.moves.urllib import parse as urllib_parse + + +class PackageIndex(object): + """Represents a Package Index and provides easier access to endpoints + """ + + def __init__(self, url, file_storage_domain): + # type: (str, str) -> None + super(PackageIndex, self).__init__() + self.url = url + self.netloc = urllib_parse.urlsplit(url).netloc + self.simple_url = self._url_for_path('simple') + self.pypi_url = self._url_for_path('pypi') + + # This is part of a temporary hack used to block installs of PyPI + # packages which depend on external urls only necessary until PyPI can + # block such packages themselves + self.file_storage_domain = file_storage_domain + + def _url_for_path(self, path): + # type: (str) -> str + return urllib_parse.urljoin(self.url, path) + + +PyPI = PackageIndex( + 'https://pypi.org/', file_storage_domain='files.pythonhosted.org' +) +TestPyPI = PackageIndex( + 'https://test.pypi.org/', file_storage_domain='test-files.pythonhosted.org' +) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/link.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/link.py new file mode 100644 index 00000000..d42be28c --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/link.py @@ -0,0 +1,213 @@ +import posixpath +import re + +from pip._vendor.six.moves.urllib import parse as urllib_parse + +from pip._internal.utils.misc import ( + WHEEL_EXTENSION, path_to_url, redact_password_from_url, + split_auth_from_netloc, splitext, +) +from pip._internal.utils.models import KeyBasedCompareMixin +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional, Text, Tuple, Union + from pip._internal.index import HTMLPage + from pip._internal.utils.hashes import Hashes + + +class Link(KeyBasedCompareMixin): + """Represents a parsed link from a Package Index's simple URL + """ + + def __init__( + self, + url, # type: str + comes_from=None, # type: Optional[Union[str, HTMLPage]] + requires_python=None, # type: Optional[str] + yanked_reason=None, # type: Optional[Text] + ): + # type: (...) -> None + """ + :param url: url of the resource pointed to (href of the link) + :param comes_from: instance of HTMLPage where the link was found, + or string. + :param requires_python: String containing the `Requires-Python` + metadata field, specified in PEP 345. This may be specified by + a data-requires-python attribute in the HTML link tag, as + described in PEP 503. + :param yanked_reason: the reason the file has been yanked, if the + file has been yanked, or None if the file hasn't been yanked. + This is the value of the "data-yanked" attribute, if present, in + a simple repository HTML link. If the file has been yanked but + no reason was provided, this should be the empty string. See + PEP 592 for more information and the specification. + """ + + # url can be a UNC windows share + if url.startswith('\\\\'): + url = path_to_url(url) + + self._parsed_url = urllib_parse.urlsplit(url) + # Store the url as a private attribute to prevent accidentally + # trying to set a new value. + self._url = url + + self.comes_from = comes_from + self.requires_python = requires_python if requires_python else None + self.yanked_reason = yanked_reason + + super(Link, self).__init__(key=url, defining_class=Link) + + def __str__(self): + if self.requires_python: + rp = ' (requires-python:%s)' % self.requires_python + else: + rp = '' + if self.comes_from: + return '%s (from %s)%s' % (redact_password_from_url(self._url), + self.comes_from, rp) + else: + return redact_password_from_url(str(self._url)) + + def __repr__(self): + return '' % self + + @property + def url(self): + # type: () -> str + return self._url + + @property + def filename(self): + # type: () -> str + path = self.path.rstrip('/') + name = posixpath.basename(path) + if not name: + # Make sure we don't leak auth information if the netloc + # includes a username and password. + netloc, user_pass = split_auth_from_netloc(self.netloc) + return netloc + + name = urllib_parse.unquote(name) + assert name, ('URL %r produced no filename' % self._url) + return name + + @property + def scheme(self): + # type: () -> str + return self._parsed_url.scheme + + @property + def netloc(self): + # type: () -> str + """ + This can contain auth information. + """ + return self._parsed_url.netloc + + @property + def path(self): + # type: () -> str + return urllib_parse.unquote(self._parsed_url.path) + + def splitext(self): + # type: () -> Tuple[str, str] + return splitext(posixpath.basename(self.path.rstrip('/'))) + + @property + def ext(self): + # type: () -> str + return self.splitext()[1] + + @property + def url_without_fragment(self): + # type: () -> str + scheme, netloc, path, query, fragment = self._parsed_url + return urllib_parse.urlunsplit((scheme, netloc, path, query, None)) + + _egg_fragment_re = re.compile(r'[#&]egg=([^&]*)') + + @property + def egg_fragment(self): + # type: () -> Optional[str] + match = self._egg_fragment_re.search(self._url) + if not match: + return None + return match.group(1) + + _subdirectory_fragment_re = re.compile(r'[#&]subdirectory=([^&]*)') + + @property + def subdirectory_fragment(self): + # type: () -> Optional[str] + match = self._subdirectory_fragment_re.search(self._url) + if not match: + return None + return match.group(1) + + _hash_re = re.compile( + r'(sha1|sha224|sha384|sha256|sha512|md5)=([a-f0-9]+)' + ) + + @property + def hash(self): + # type: () -> Optional[str] + match = self._hash_re.search(self._url) + if match: + return match.group(2) + return None + + @property + def hash_name(self): + # type: () -> Optional[str] + match = self._hash_re.search(self._url) + if match: + return match.group(1) + return None + + @property + def show_url(self): + # type: () -> Optional[str] + return posixpath.basename(self._url.split('#', 1)[0].split('?', 1)[0]) + + @property + def is_wheel(self): + # type: () -> bool + return self.ext == WHEEL_EXTENSION + + @property + def is_artifact(self): + # type: () -> bool + """ + Determines if this points to an actual artifact (e.g. a tarball) or if + it points to an "abstract" thing like a path or a VCS location. + """ + from pip._internal.vcs import vcs + + if self.scheme in vcs.all_schemes: + return False + + return True + + @property + def is_yanked(self): + # type: () -> bool + return self.yanked_reason is not None + + @property + def has_hash(self): + return self.hash_name is not None + + def is_hash_allowed(self, hashes): + # type: (Optional[Hashes]) -> bool + """ + Return True if the link has a hash and it is allowed. + """ + if hashes is None or not self.has_hash: + return False + # Assert non-None so mypy knows self.hash_name and self.hash are str. + assert self.hash_name is not None + assert self.hash is not None + + return hashes.is_hash_allowed(self.hash_name, hex_digest=self.hash) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/search_scope.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/search_scope.py new file mode 100644 index 00000000..62152449 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/search_scope.py @@ -0,0 +1,113 @@ +import itertools +import logging +import os +import posixpath + +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.six.moves.urllib import parse as urllib_parse + +from pip._internal.models.index import PyPI +from pip._internal.utils.compat import HAS_TLS +from pip._internal.utils.misc import normalize_path, redact_password_from_url +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List + + +logger = logging.getLogger(__name__) + + +class SearchScope(object): + + """ + Encapsulates the locations that pip is configured to search. + """ + + @classmethod + def create( + cls, + find_links, # type: List[str] + index_urls, # type: List[str] + ): + # type: (...) -> SearchScope + """ + Create a SearchScope object after normalizing the `find_links`. + """ + # Build find_links. If an argument starts with ~, it may be + # a local file relative to a home directory. So try normalizing + # it and if it exists, use the normalized version. + # This is deliberately conservative - it might be fine just to + # blindly normalize anything starting with a ~... + built_find_links = [] # type: List[str] + for link in find_links: + if link.startswith('~'): + new_link = normalize_path(link) + if os.path.exists(new_link): + link = new_link + built_find_links.append(link) + + # If we don't have TLS enabled, then WARN if anyplace we're looking + # relies on TLS. + if not HAS_TLS: + for link in itertools.chain(index_urls, built_find_links): + parsed = urllib_parse.urlparse(link) + if parsed.scheme == 'https': + logger.warning( + 'pip is configured with locations that require ' + 'TLS/SSL, however the ssl module in Python is not ' + 'available.' + ) + break + + return cls( + find_links=built_find_links, + index_urls=index_urls, + ) + + def __init__( + self, + find_links, # type: List[str] + index_urls, # type: List[str] + ): + # type: (...) -> None + self.find_links = find_links + self.index_urls = index_urls + + def get_formatted_locations(self): + # type: () -> str + lines = [] + if self.index_urls and self.index_urls != [PyPI.simple_url]: + lines.append( + 'Looking in indexes: {}'.format(', '.join( + redact_password_from_url(url) for url in self.index_urls)) + ) + if self.find_links: + lines.append( + 'Looking in links: {}'.format(', '.join( + redact_password_from_url(url) for url in self.find_links)) + ) + return '\n'.join(lines) + + def get_index_urls_locations(self, project_name): + # type: (str) -> List[str] + """Returns the locations found via self.index_urls + + Checks the url_name on the main (first in the list) index and + use this url_name to produce all locations + """ + + def mkurl_pypi_url(url): + loc = posixpath.join( + url, + urllib_parse.quote(canonicalize_name(project_name))) + # For maximum compatibility with easy_install, ensure the path + # ends in a trailing slash. Although this isn't in the spec + # (and PyPI can handle it without the slash) some other index + # implementations might break if they relied on easy_install's + # behavior. + if not loc.endswith('/'): + loc = loc + '/' + return loc + + return [mkurl_pypi_url(url) for url in self.index_urls] diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/selection_prefs.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/selection_prefs.py new file mode 100644 index 00000000..f58fdce9 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/selection_prefs.py @@ -0,0 +1,47 @@ +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional + from pip._internal.models.format_control import FormatControl + + +class SelectionPreferences(object): + + """ + Encapsulates the candidate selection preferences for downloading + and installing files. + """ + + # Don't include an allow_yanked default value to make sure each call + # site considers whether yanked releases are allowed. This also causes + # that decision to be made explicit in the calling code, which helps + # people when reading the code. + def __init__( + self, + allow_yanked, # type: bool + allow_all_prereleases=False, # type: bool + format_control=None, # type: Optional[FormatControl] + prefer_binary=False, # type: bool + ignore_requires_python=None, # type: Optional[bool] + ): + # type: (...) -> None + """Create a SelectionPreferences object. + + :param allow_yanked: Whether files marked as yanked (in the sense + of PEP 592) are permitted to be candidates for install. + :param format_control: A FormatControl object or None. Used to control + the selection of source packages / binary packages when consulting + the index and links. + :param prefer_binary: Whether to prefer an old, but valid, binary + dist over a new source dist. + :param ignore_requires_python: Whether to ignore incompatible + "Requires-Python" values in links. Defaults to False. + """ + if ignore_requires_python is None: + ignore_requires_python = False + + self.allow_yanked = allow_yanked + self.allow_all_prereleases = allow_all_prereleases + self.format_control = format_control + self.prefer_binary = prefer_binary + self.ignore_requires_python = ignore_requires_python diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/target_python.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/target_python.py new file mode 100644 index 00000000..a23b79c4 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/models/target_python.py @@ -0,0 +1,106 @@ +import sys + +from pip._internal.pep425tags import get_supported, version_info_to_nodot +from pip._internal.utils.misc import normalize_version_info +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List, Optional, Tuple + from pip._internal.pep425tags import Pep425Tag + + +class TargetPython(object): + + """ + Encapsulates the properties of a Python interpreter one is targeting + for a package install, download, etc. + """ + + def __init__( + self, + platform=None, # type: Optional[str] + py_version_info=None, # type: Optional[Tuple[int, ...]] + abi=None, # type: Optional[str] + implementation=None, # type: Optional[str] + ): + # type: (...) -> None + """ + :param platform: A string or None. If None, searches for packages + that are supported by the current system. Otherwise, will find + packages that can be built on the platform passed in. These + packages will only be downloaded for distribution: they will + not be built locally. + :param py_version_info: An optional tuple of ints representing the + Python version information to use (e.g. `sys.version_info[:3]`). + This can have length 1, 2, or 3 when provided. + :param abi: A string or None. This is passed to pep425tags.py's + get_supported() function as is. + :param implementation: A string or None. This is passed to + pep425tags.py's get_supported() function as is. + """ + # Store the given py_version_info for when we call get_supported(). + self._given_py_version_info = py_version_info + + if py_version_info is None: + py_version_info = sys.version_info[:3] + else: + py_version_info = normalize_version_info(py_version_info) + + py_version = '.'.join(map(str, py_version_info[:2])) + + self.abi = abi + self.implementation = implementation + self.platform = platform + self.py_version = py_version + self.py_version_info = py_version_info + + # This is used to cache the return value of get_tags(). + self._valid_tags = None # type: Optional[List[Pep425Tag]] + + def format_given(self): + # type: () -> str + """ + Format the given, non-None attributes for display. + """ + display_version = None + if self._given_py_version_info is not None: + display_version = '.'.join( + str(part) for part in self._given_py_version_info + ) + + key_values = [ + ('platform', self.platform), + ('version_info', display_version), + ('abi', self.abi), + ('implementation', self.implementation), + ] + return ' '.join( + '{}={!r}'.format(key, value) for key, value in key_values + if value is not None + ) + + def get_tags(self): + # type: () -> List[Pep425Tag] + """ + Return the supported PEP 425 tags to check wheel candidates against. + + The tags are returned in order of preference (most preferred first). + """ + if self._valid_tags is None: + # Pass versions=None if no py_version_info was given since + # versions=None uses special default logic. + py_version_info = self._given_py_version_info + if py_version_info is None: + versions = None + else: + versions = [version_info_to_nodot(py_version_info)] + + tags = get_supported( + versions=versions, + platform=self.platform, + abi=self.abi, + impl=self.implementation, + ) + self._valid_tags = tags + + return self._valid_tags diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__init__.py new file mode 100644 index 00000000..e69de29b diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..2020fda1 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/__init__.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/check.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/check.cpython-37.pyc new file mode 100644 index 00000000..28338255 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/check.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/freeze.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/freeze.cpython-37.pyc new file mode 100644 index 00000000..710c275d Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/freeze.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/prepare.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/prepare.cpython-37.pyc new file mode 100644 index 00000000..48ba3172 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/prepare.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/check.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/check.py new file mode 100644 index 00000000..7b8b369f --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/check.py @@ -0,0 +1,159 @@ +"""Validation of dependencies of packages +""" + +import logging +from collections import namedtuple + +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.pkg_resources import RequirementParseError + +from pip._internal.distributions import ( + make_distribution_for_install_requirement, +) +from pip._internal.utils.misc import get_installed_distributions +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +logger = logging.getLogger(__name__) + +if MYPY_CHECK_RUNNING: + from pip._internal.req.req_install import InstallRequirement + from typing import ( + Any, Callable, Dict, Optional, Set, Tuple, List + ) + + # Shorthands + PackageSet = Dict[str, 'PackageDetails'] + Missing = Tuple[str, Any] + Conflicting = Tuple[str, str, Any] + + MissingDict = Dict[str, List[Missing]] + ConflictingDict = Dict[str, List[Conflicting]] + CheckResult = Tuple[MissingDict, ConflictingDict] + +PackageDetails = namedtuple('PackageDetails', ['version', 'requires']) + + +def create_package_set_from_installed(**kwargs): + # type: (**Any) -> Tuple[PackageSet, bool] + """Converts a list of distributions into a PackageSet. + """ + # Default to using all packages installed on the system + if kwargs == {}: + kwargs = {"local_only": False, "skip": ()} + + package_set = {} + problems = False + for dist in get_installed_distributions(**kwargs): + name = canonicalize_name(dist.project_name) + try: + package_set[name] = PackageDetails(dist.version, dist.requires()) + except RequirementParseError as e: + # Don't crash on broken metadata + logging.warning("Error parsing requirements for %s: %s", name, e) + problems = True + return package_set, problems + + +def check_package_set(package_set, should_ignore=None): + # type: (PackageSet, Optional[Callable[[str], bool]]) -> CheckResult + """Check if a package set is consistent + + If should_ignore is passed, it should be a callable that takes a + package name and returns a boolean. + """ + if should_ignore is None: + def should_ignore(name): + return False + + missing = dict() + conflicting = dict() + + for package_name in package_set: + # Info about dependencies of package_name + missing_deps = set() # type: Set[Missing] + conflicting_deps = set() # type: Set[Conflicting] + + if should_ignore(package_name): + continue + + for req in package_set[package_name].requires: + name = canonicalize_name(req.project_name) # type: str + + # Check if it's missing + if name not in package_set: + missed = True + if req.marker is not None: + missed = req.marker.evaluate() + if missed: + missing_deps.add((name, req)) + continue + + # Check if there's a conflict + version = package_set[name].version # type: str + if not req.specifier.contains(version, prereleases=True): + conflicting_deps.add((name, version, req)) + + if missing_deps: + missing[package_name] = sorted(missing_deps, key=str) + if conflicting_deps: + conflicting[package_name] = sorted(conflicting_deps, key=str) + + return missing, conflicting + + +def check_install_conflicts(to_install): + # type: (List[InstallRequirement]) -> Tuple[PackageSet, CheckResult] + """For checking if the dependency graph would be consistent after \ + installing given requirements + """ + # Start from the current state + package_set, _ = create_package_set_from_installed() + # Install packages + would_be_installed = _simulate_installation_of(to_install, package_set) + + # Only warn about directly-dependent packages; create a whitelist of them + whitelist = _create_whitelist(would_be_installed, package_set) + + return ( + package_set, + check_package_set( + package_set, should_ignore=lambda name: name not in whitelist + ) + ) + + +def _simulate_installation_of(to_install, package_set): + # type: (List[InstallRequirement], PackageSet) -> Set[str] + """Computes the version of packages after installing to_install. + """ + + # Keep track of packages that were installed + installed = set() + + # Modify it as installing requirement_set would (assuming no errors) + for inst_req in to_install: + abstract_dist = make_distribution_for_install_requirement(inst_req) + dist = abstract_dist.get_pkg_resources_distribution() + + name = canonicalize_name(dist.key) + package_set[name] = PackageDetails(dist.version, dist.requires()) + + installed.add(name) + + return installed + + +def _create_whitelist(would_be_installed, package_set): + # type: (Set[str], PackageSet) -> Set[str] + packages_affected = set(would_be_installed) + + for package_name in package_set: + if package_name in packages_affected: + continue + + for req in package_set[package_name].requires: + if canonicalize_name(req.name) in packages_affected: + packages_affected.add(package_name) + break + + return packages_affected diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/freeze.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/freeze.py new file mode 100644 index 00000000..6f5a3dd9 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/freeze.py @@ -0,0 +1,253 @@ +from __future__ import absolute_import + +import collections +import logging +import os +import re + +from pip._vendor import six +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.pkg_resources import RequirementParseError + +from pip._internal.exceptions import BadCommand, InstallationError +from pip._internal.req.constructors import ( + install_req_from_editable, install_req_from_line, +) +from pip._internal.req.req_file import COMMENT_RE +from pip._internal.utils.misc import ( + dist_is_editable, get_installed_distributions, +) +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Iterator, Optional, List, Container, Set, Dict, Tuple, Iterable, Union + ) + from pip._internal.cache import WheelCache + from pip._vendor.pkg_resources import ( + Distribution, Requirement + ) + + RequirementInfo = Tuple[Optional[Union[str, Requirement]], bool, List[str]] + + +logger = logging.getLogger(__name__) + + +def freeze( + requirement=None, # type: Optional[List[str]] + find_links=None, # type: Optional[List[str]] + local_only=None, # type: Optional[bool] + user_only=None, # type: Optional[bool] + paths=None, # type: Optional[List[str]] + skip_regex=None, # type: Optional[str] + isolated=False, # type: bool + wheel_cache=None, # type: Optional[WheelCache] + exclude_editable=False, # type: bool + skip=() # type: Container[str] +): + # type: (...) -> Iterator[str] + find_links = find_links or [] + skip_match = None + + if skip_regex: + skip_match = re.compile(skip_regex).search + + for link in find_links: + yield '-f %s' % link + installations = {} # type: Dict[str, FrozenRequirement] + for dist in get_installed_distributions(local_only=local_only, + skip=(), + user_only=user_only, + paths=paths): + try: + req = FrozenRequirement.from_dist(dist) + except RequirementParseError as exc: + # We include dist rather than dist.project_name because the + # dist string includes more information, like the version and + # location. We also include the exception message to aid + # troubleshooting. + logger.warning( + 'Could not generate requirement for distribution %r: %s', + dist, exc + ) + continue + if exclude_editable and req.editable: + continue + installations[req.name] = req + + if requirement: + # the options that don't get turned into an InstallRequirement + # should only be emitted once, even if the same option is in multiple + # requirements files, so we need to keep track of what has been emitted + # so that we don't emit it again if it's seen again + emitted_options = set() # type: Set[str] + # keep track of which files a requirement is in so that we can + # give an accurate warning if a requirement appears multiple times. + req_files = collections.defaultdict(list) # type: Dict[str, List[str]] + for req_file_path in requirement: + with open(req_file_path) as req_file: + for line in req_file: + if (not line.strip() or + line.strip().startswith('#') or + (skip_match and skip_match(line)) or + line.startswith(( + '-r', '--requirement', + '-Z', '--always-unzip', + '-f', '--find-links', + '-i', '--index-url', + '--pre', + '--trusted-host', + '--process-dependency-links', + '--extra-index-url'))): + line = line.rstrip() + if line not in emitted_options: + emitted_options.add(line) + yield line + continue + + if line.startswith('-e') or line.startswith('--editable'): + if line.startswith('-e'): + line = line[2:].strip() + else: + line = line[len('--editable'):].strip().lstrip('=') + line_req = install_req_from_editable( + line, + isolated=isolated, + wheel_cache=wheel_cache, + ) + else: + line_req = install_req_from_line( + COMMENT_RE.sub('', line).strip(), + isolated=isolated, + wheel_cache=wheel_cache, + ) + + if not line_req.name: + logger.info( + "Skipping line in requirement file [%s] because " + "it's not clear what it would install: %s", + req_file_path, line.strip(), + ) + logger.info( + " (add #egg=PackageName to the URL to avoid" + " this warning)" + ) + elif line_req.name not in installations: + # either it's not installed, or it is installed + # but has been processed already + if not req_files[line_req.name]: + logger.warning( + "Requirement file [%s] contains %s, but " + "package %r is not installed", + req_file_path, + COMMENT_RE.sub('', line).strip(), line_req.name + ) + else: + req_files[line_req.name].append(req_file_path) + else: + yield str(installations[line_req.name]).rstrip() + del installations[line_req.name] + req_files[line_req.name].append(req_file_path) + + # Warn about requirements that were included multiple times (in a + # single requirements file or in different requirements files). + for name, files in six.iteritems(req_files): + if len(files) > 1: + logger.warning("Requirement %s included multiple times [%s]", + name, ', '.join(sorted(set(files)))) + + yield( + '## The following requirements were added by ' + 'pip freeze:' + ) + for installation in sorted( + installations.values(), key=lambda x: x.name.lower()): + if canonicalize_name(installation.name) not in skip: + yield str(installation).rstrip() + + +def get_requirement_info(dist): + # type: (Distribution) -> RequirementInfo + """ + Compute and return values (req, editable, comments) for use in + FrozenRequirement.from_dist(). + """ + if not dist_is_editable(dist): + return (None, False, []) + + location = os.path.normcase(os.path.abspath(dist.location)) + + from pip._internal.vcs import vcs, RemoteNotFoundError + vcs_backend = vcs.get_backend_for_dir(location) + + if vcs_backend is None: + req = dist.as_requirement() + logger.debug( + 'No VCS found for editable requirement "%s" in: %r', req, + location, + ) + comments = [ + '# Editable install with no version control ({})'.format(req) + ] + return (location, True, comments) + + try: + req = vcs_backend.get_src_requirement(location, dist.project_name) + except RemoteNotFoundError: + req = dist.as_requirement() + comments = [ + '# Editable {} install with no remote ({})'.format( + type(vcs_backend).__name__, req, + ) + ] + return (location, True, comments) + + except BadCommand: + logger.warning( + 'cannot determine version of editable source in %s ' + '(%s command not found in path)', + location, + vcs_backend.name, + ) + return (None, True, []) + + except InstallationError as exc: + logger.warning( + "Error when trying to get requirement for VCS system %s, " + "falling back to uneditable format", exc + ) + else: + if req is not None: + return (req, True, []) + + logger.warning( + 'Could not determine repository location of %s', location + ) + comments = ['## !! Could not determine repository location'] + + return (None, False, comments) + + +class FrozenRequirement(object): + def __init__(self, name, req, editable, comments=()): + # type: (str, Union[str, Requirement], bool, Iterable[str]) -> None + self.name = name + self.req = req + self.editable = editable + self.comments = comments + + @classmethod + def from_dist(cls, dist): + # type: (Distribution) -> FrozenRequirement + req, editable, comments = get_requirement_info(dist) + if req is None: + req = dist.as_requirement() + + return cls(dist.project_name, req, editable, comments=comments) + + def __str__(self): + req = self.req + if self.editable: + req = '-e %s' % req + return '\n'.join(list(self.comments) + [str(req)]) + '\n' diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/prepare.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/prepare.py new file mode 100644 index 00000000..6cf5f0ed --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/prepare.py @@ -0,0 +1,287 @@ +"""Prepares a distribution for installation +""" + +import logging +import os + +from pip._vendor import requests + +from pip._internal.distributions import ( + make_distribution_for_install_requirement, +) +from pip._internal.distributions.installed import InstalledDistribution +from pip._internal.download import ( + is_dir_url, is_file_url, is_vcs_url, unpack_url, url_to_path, +) +from pip._internal.exceptions import ( + DirectoryUrlHashUnsupported, HashUnpinned, InstallationError, + PreviousBuildDirError, VcsHashUnsupported, +) +from pip._internal.utils.compat import expanduser +from pip._internal.utils.hashes import MissingHashes +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import display_path, normalize_path +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional + + from pip._internal.distributions import AbstractDistribution + from pip._internal.download import PipSession + from pip._internal.index import PackageFinder + from pip._internal.req.req_install import InstallRequirement + from pip._internal.req.req_tracker import RequirementTracker + +logger = logging.getLogger(__name__) + + +class RequirementPreparer(object): + """Prepares a Requirement + """ + + def __init__( + self, + build_dir, # type: str + download_dir, # type: Optional[str] + src_dir, # type: str + wheel_download_dir, # type: Optional[str] + progress_bar, # type: str + build_isolation, # type: bool + req_tracker # type: RequirementTracker + ): + # type: (...) -> None + super(RequirementPreparer, self).__init__() + + self.src_dir = src_dir + self.build_dir = build_dir + self.req_tracker = req_tracker + + # Where still packed archives should be written to. If None, they are + # not saved, and are deleted immediately after unpacking. + self.download_dir = download_dir + + # Where still-packed .whl files should be written to. If None, they are + # written to the download_dir parameter. Separate to download_dir to + # permit only keeping wheel archives for pip wheel. + if wheel_download_dir: + wheel_download_dir = normalize_path(wheel_download_dir) + self.wheel_download_dir = wheel_download_dir + + # NOTE + # download_dir and wheel_download_dir overlap semantically and may + # be combined if we're willing to have non-wheel archives present in + # the wheelhouse output by 'pip wheel'. + + self.progress_bar = progress_bar + + # Is build isolation allowed? + self.build_isolation = build_isolation + + @property + def _download_should_save(self): + # type: () -> bool + # TODO: Modify to reduce indentation needed + if self.download_dir: + self.download_dir = expanduser(self.download_dir) + if os.path.exists(self.download_dir): + return True + else: + logger.critical('Could not find download directory') + raise InstallationError( + "Could not find or access download directory '%s'" + % display_path(self.download_dir)) + return False + + def prepare_linked_requirement( + self, + req, # type: InstallRequirement + session, # type: PipSession + finder, # type: PackageFinder + upgrade_allowed, # type: bool + require_hashes # type: bool + ): + # type: (...) -> AbstractDistribution + """Prepare a requirement that would be obtained from req.link + """ + # TODO: Breakup into smaller functions + if req.link and req.link.scheme == 'file': + path = url_to_path(req.link.url) + logger.info('Processing %s', display_path(path)) + else: + logger.info('Collecting %s', req) + + with indent_log(): + # @@ if filesystem packages are not marked + # editable in a req, a non deterministic error + # occurs when the script attempts to unpack the + # build directory + req.ensure_has_source_dir(self.build_dir) + # If a checkout exists, it's unwise to keep going. version + # inconsistencies are logged later, but do not fail the + # installation. + # FIXME: this won't upgrade when there's an existing + # package unpacked in `req.source_dir` + # package unpacked in `req.source_dir` + if os.path.exists(os.path.join(req.source_dir, 'setup.py')): + raise PreviousBuildDirError( + "pip can't proceed with requirements '%s' due to a" + " pre-existing build directory (%s). This is " + "likely due to a previous installation that failed" + ". pip is being responsible and not assuming it " + "can delete this. Please delete it and try again." + % (req, req.source_dir) + ) + req.populate_link(finder, upgrade_allowed, require_hashes) + + # We can't hit this spot and have populate_link return None. + # req.satisfied_by is None here (because we're + # guarded) and upgrade has no impact except when satisfied_by + # is not None. + # Then inside find_requirement existing_applicable -> False + # If no new versions are found, DistributionNotFound is raised, + # otherwise a result is guaranteed. + assert req.link + link = req.link + + # Now that we have the real link, we can tell what kind of + # requirements we have and raise some more informative errors + # than otherwise. (For example, we can raise VcsHashUnsupported + # for a VCS URL rather than HashMissing.) + if require_hashes: + # We could check these first 2 conditions inside + # unpack_url and save repetition of conditions, but then + # we would report less-useful error messages for + # unhashable requirements, complaining that there's no + # hash provided. + if is_vcs_url(link): + raise VcsHashUnsupported() + elif is_file_url(link) and is_dir_url(link): + raise DirectoryUrlHashUnsupported() + if not req.original_link and not req.is_pinned: + # Unpinned packages are asking for trouble when a new + # version is uploaded. This isn't a security check, but + # it saves users a surprising hash mismatch in the + # future. + # + # file:/// URLs aren't pinnable, so don't complain + # about them not being pinned. + raise HashUnpinned() + + hashes = req.hashes(trust_internet=not require_hashes) + if require_hashes and not hashes: + # Known-good hashes are missing for this requirement, so + # shim it with a facade object that will provoke hash + # computation and then raise a HashMissing exception + # showing the user what the hash should be. + hashes = MissingHashes() + + try: + download_dir = self.download_dir + # We always delete unpacked sdists after pip ran. + autodelete_unpacked = True + if req.link.is_wheel and self.wheel_download_dir: + # when doing 'pip wheel` we download wheels to a + # dedicated dir. + download_dir = self.wheel_download_dir + if req.link.is_wheel: + if download_dir: + # When downloading, we only unpack wheels to get + # metadata. + autodelete_unpacked = True + else: + # When installing a wheel, we use the unpacked + # wheel. + autodelete_unpacked = False + unpack_url( + req.link, req.source_dir, + download_dir, autodelete_unpacked, + session=session, hashes=hashes, + progress_bar=self.progress_bar + ) + except requests.HTTPError as exc: + logger.critical( + 'Could not install requirement %s because of error %s', + req, + exc, + ) + raise InstallationError( + 'Could not install requirement %s because of HTTP ' + 'error %s for URL %s' % + (req, exc, req.link) + ) + abstract_dist = make_distribution_for_install_requirement(req) + with self.req_tracker.track(req): + abstract_dist.prepare_distribution_metadata( + finder, self.build_isolation, + ) + if self._download_should_save: + # Make a .zip of the source_dir we already created. + if not req.link.is_artifact: + req.archive(self.download_dir) + return abstract_dist + + def prepare_editable_requirement( + self, + req, # type: InstallRequirement + require_hashes, # type: bool + use_user_site, # type: bool + finder # type: PackageFinder + ): + # type: (...) -> AbstractDistribution + """Prepare an editable requirement + """ + assert req.editable, "cannot prepare a non-editable req as editable" + + logger.info('Obtaining %s', req) + + with indent_log(): + if require_hashes: + raise InstallationError( + 'The editable requirement %s cannot be installed when ' + 'requiring hashes, because there is no single file to ' + 'hash.' % req + ) + req.ensure_has_source_dir(self.src_dir) + req.update_editable(not self._download_should_save) + + abstract_dist = make_distribution_for_install_requirement(req) + with self.req_tracker.track(req): + abstract_dist.prepare_distribution_metadata( + finder, self.build_isolation, + ) + + if self._download_should_save: + req.archive(self.download_dir) + req.check_if_exists(use_user_site) + + return abstract_dist + + def prepare_installed_requirement( + self, + req, # type: InstallRequirement + require_hashes, # type: bool + skip_reason # type: str + ): + # type: (...) -> AbstractDistribution + """Prepare an already-installed requirement + """ + assert req.satisfied_by, "req should have been satisfied but isn't" + assert skip_reason is not None, ( + "did not get skip reason skipped but req.satisfied_by " + "is set to %r" % (req.satisfied_by,) + ) + logger.info( + 'Requirement %s: %s (%s)', + skip_reason, req, req.satisfied_by.version + ) + with indent_log(): + if require_hashes: + logger.debug( + 'Since it is already installed, we are trusting this ' + 'package without checking its hash. To ensure a ' + 'completely repeatable environment, install into an ' + 'empty virtualenv.' + ) + abstract_dist = InstalledDistribution(req) + + return abstract_dist diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pep425tags.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pep425tags.py new file mode 100644 index 00000000..07dc148e --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pep425tags.py @@ -0,0 +1,387 @@ +"""Generate and work with PEP 425 Compatibility Tags.""" +from __future__ import absolute_import + +import distutils.util +import logging +import platform +import re +import sys +import sysconfig +import warnings +from collections import OrderedDict + +import pip._internal.utils.glibc +from pip._internal.utils.compat import get_extension_suffixes +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Tuple, Callable, List, Optional, Union, Dict + ) + + Pep425Tag = Tuple[str, str, str] + +logger = logging.getLogger(__name__) + +_osx_arch_pat = re.compile(r'(.+)_(\d+)_(\d+)_(.+)') + + +def get_config_var(var): + # type: (str) -> Optional[str] + try: + return sysconfig.get_config_var(var) + except IOError as e: # Issue #1074 + warnings.warn("{}".format(e), RuntimeWarning) + return None + + +def get_abbr_impl(): + # type: () -> str + """Return abbreviated implementation name.""" + if hasattr(sys, 'pypy_version_info'): + pyimpl = 'pp' + elif sys.platform.startswith('java'): + pyimpl = 'jy' + elif sys.platform == 'cli': + pyimpl = 'ip' + else: + pyimpl = 'cp' + return pyimpl + + +def version_info_to_nodot(version_info): + # type: (Tuple[int, ...]) -> str + # Only use up to the first two numbers. + return ''.join(map(str, version_info[:2])) + + +def get_impl_ver(): + # type: () -> str + """Return implementation version.""" + impl_ver = get_config_var("py_version_nodot") + if not impl_ver or get_abbr_impl() == 'pp': + impl_ver = ''.join(map(str, get_impl_version_info())) + return impl_ver + + +def get_impl_version_info(): + # type: () -> Tuple[int, ...] + """Return sys.version_info-like tuple for use in decrementing the minor + version.""" + if get_abbr_impl() == 'pp': + # as per https://github.com/pypa/pip/issues/2882 + # attrs exist only on pypy + return (sys.version_info[0], + sys.pypy_version_info.major, # type: ignore + sys.pypy_version_info.minor) # type: ignore + else: + return sys.version_info[0], sys.version_info[1] + + +def get_impl_tag(): + # type: () -> str + """ + Returns the Tag for this specific implementation. + """ + return "{}{}".format(get_abbr_impl(), get_impl_ver()) + + +def get_flag(var, fallback, expected=True, warn=True): + # type: (str, Callable[..., bool], Union[bool, int], bool) -> bool + """Use a fallback method for determining SOABI flags if the needed config + var is unset or unavailable.""" + val = get_config_var(var) + if val is None: + if warn: + logger.debug("Config variable '%s' is unset, Python ABI tag may " + "be incorrect", var) + return fallback() + return val == expected + + +def get_abi_tag(): + # type: () -> Optional[str] + """Return the ABI tag based on SOABI (if available) or emulate SOABI + (CPython 2, PyPy).""" + soabi = get_config_var('SOABI') + impl = get_abbr_impl() + if not soabi and impl in {'cp', 'pp'} and hasattr(sys, 'maxunicode'): + d = '' + m = '' + u = '' + if get_flag('Py_DEBUG', + lambda: hasattr(sys, 'gettotalrefcount'), + warn=(impl == 'cp')): + d = 'd' + if get_flag('WITH_PYMALLOC', + lambda: impl == 'cp', + warn=(impl == 'cp')): + m = 'm' + if get_flag('Py_UNICODE_SIZE', + lambda: sys.maxunicode == 0x10ffff, + expected=4, + warn=(impl == 'cp' and + sys.version_info < (3, 3))) \ + and sys.version_info < (3, 3): + u = 'u' + abi = '%s%s%s%s%s' % (impl, get_impl_ver(), d, m, u) + elif soabi and soabi.startswith('cpython-'): + abi = 'cp' + soabi.split('-')[1] + elif soabi: + abi = soabi.replace('.', '_').replace('-', '_') + else: + abi = None + return abi + + +def _is_running_32bit(): + # type: () -> bool + return sys.maxsize == 2147483647 + + +def get_platform(): + # type: () -> str + """Return our platform name 'win32', 'linux_x86_64'""" + if sys.platform == 'darwin': + # distutils.util.get_platform() returns the release based on the value + # of MACOSX_DEPLOYMENT_TARGET on which Python was built, which may + # be significantly older than the user's current machine. + release, _, machine = platform.mac_ver() + split_ver = release.split('.') + + if machine == "x86_64" and _is_running_32bit(): + machine = "i386" + elif machine == "ppc64" and _is_running_32bit(): + machine = "ppc" + + return 'macosx_{}_{}_{}'.format(split_ver[0], split_ver[1], machine) + + # XXX remove distutils dependency + result = distutils.util.get_platform().replace('.', '_').replace('-', '_') + if result == "linux_x86_64" and _is_running_32bit(): + # 32 bit Python program (running on a 64 bit Linux): pip should only + # install and run 32 bit compiled extensions in that case. + result = "linux_i686" + + return result + + +def is_manylinux1_compatible(): + # type: () -> bool + # Only Linux, and only x86-64 / i686 + if get_platform() not in {"linux_x86_64", "linux_i686"}: + return False + + # Check for presence of _manylinux module + try: + import _manylinux + return bool(_manylinux.manylinux1_compatible) + except (ImportError, AttributeError): + # Fall through to heuristic check below + pass + + # Check glibc version. CentOS 5 uses glibc 2.5. + return pip._internal.utils.glibc.have_compatible_glibc(2, 5) + + +def is_manylinux2010_compatible(): + # type: () -> bool + # Only Linux, and only x86-64 / i686 + if get_platform() not in {"linux_x86_64", "linux_i686"}: + return False + + # Check for presence of _manylinux module + try: + import _manylinux + return bool(_manylinux.manylinux2010_compatible) + except (ImportError, AttributeError): + # Fall through to heuristic check below + pass + + # Check glibc version. CentOS 6 uses glibc 2.12. + return pip._internal.utils.glibc.have_compatible_glibc(2, 12) + + +def get_darwin_arches(major, minor, machine): + # type: (int, int, str) -> List[str] + """Return a list of supported arches (including group arches) for + the given major, minor and machine architecture of an macOS machine. + """ + arches = [] + + def _supports_arch(major, minor, arch): + # type: (int, int, str) -> bool + # Looking at the application support for macOS versions in the chart + # provided by https://en.wikipedia.org/wiki/OS_X#Versions it appears + # our timeline looks roughly like: + # + # 10.0 - Introduces ppc support. + # 10.4 - Introduces ppc64, i386, and x86_64 support, however the ppc64 + # and x86_64 support is CLI only, and cannot be used for GUI + # applications. + # 10.5 - Extends ppc64 and x86_64 support to cover GUI applications. + # 10.6 - Drops support for ppc64 + # 10.7 - Drops support for ppc + # + # Given that we do not know if we're installing a CLI or a GUI + # application, we must be conservative and assume it might be a GUI + # application and behave as if ppc64 and x86_64 support did not occur + # until 10.5. + # + # Note: The above information is taken from the "Application support" + # column in the chart not the "Processor support" since I believe + # that we care about what instruction sets an application can use + # not which processors the OS supports. + if arch == 'ppc': + return (major, minor) <= (10, 5) + if arch == 'ppc64': + return (major, minor) == (10, 5) + if arch == 'i386': + return (major, minor) >= (10, 4) + if arch == 'x86_64': + return (major, minor) >= (10, 5) + if arch in groups: + for garch in groups[arch]: + if _supports_arch(major, minor, garch): + return True + return False + + groups = OrderedDict([ + ("fat", ("i386", "ppc")), + ("intel", ("x86_64", "i386")), + ("fat64", ("x86_64", "ppc64")), + ("fat32", ("x86_64", "i386", "ppc")), + ]) # type: Dict[str, Tuple[str, ...]] + + if _supports_arch(major, minor, machine): + arches.append(machine) + + for garch in groups: + if machine in groups[garch] and _supports_arch(major, minor, garch): + arches.append(garch) + + arches.append('universal') + + return arches + + +def get_all_minor_versions_as_strings(version_info): + # type: (Tuple[int, ...]) -> List[str] + versions = [] + major = version_info[:-1] + # Support all previous minor Python versions. + for minor in range(version_info[-1], -1, -1): + versions.append(''.join(map(str, major + (minor,)))) + return versions + + +def get_supported( + versions=None, # type: Optional[List[str]] + noarch=False, # type: bool + platform=None, # type: Optional[str] + impl=None, # type: Optional[str] + abi=None # type: Optional[str] +): + # type: (...) -> List[Pep425Tag] + """Return a list of supported tags for each version specified in + `versions`. + + :param versions: a list of string versions, of the form ["33", "32"], + or None. The first version will be assumed to support our ABI. + :param platform: specify the exact platform you want valid + tags for, or None. If None, use the local system platform. + :param impl: specify the exact implementation you want valid + tags for, or None. If None, use the local interpreter impl. + :param abi: specify the exact abi you want valid + tags for, or None. If None, use the local interpreter abi. + """ + supported = [] + + # Versions must be given with respect to the preference + if versions is None: + version_info = get_impl_version_info() + versions = get_all_minor_versions_as_strings(version_info) + + impl = impl or get_abbr_impl() + + abis = [] # type: List[str] + + abi = abi or get_abi_tag() + if abi: + abis[0:0] = [abi] + + abi3s = set() + for suffix in get_extension_suffixes(): + if suffix.startswith('.abi'): + abi3s.add(suffix.split('.', 2)[1]) + + abis.extend(sorted(list(abi3s))) + + abis.append('none') + + if not noarch: + arch = platform or get_platform() + arch_prefix, arch_sep, arch_suffix = arch.partition('_') + if arch.startswith('macosx'): + # support macosx-10.6-intel on macosx-10.9-x86_64 + match = _osx_arch_pat.match(arch) + if match: + name, major, minor, actual_arch = match.groups() + tpl = '{}_{}_%i_%s'.format(name, major) + arches = [] + for m in reversed(range(int(minor) + 1)): + for a in get_darwin_arches(int(major), m, actual_arch): + arches.append(tpl % (m, a)) + else: + # arch pattern didn't match (?!) + arches = [arch] + elif arch_prefix == 'manylinux2010': + # manylinux1 wheels run on most manylinux2010 systems with the + # exception of wheels depending on ncurses. PEP 571 states + # manylinux1 wheels should be considered manylinux2010 wheels: + # https://www.python.org/dev/peps/pep-0571/#backwards-compatibility-with-manylinux1-wheels + arches = [arch, 'manylinux1' + arch_sep + arch_suffix] + elif platform is None: + arches = [] + if is_manylinux2010_compatible(): + arches.append('manylinux2010' + arch_sep + arch_suffix) + if is_manylinux1_compatible(): + arches.append('manylinux1' + arch_sep + arch_suffix) + arches.append(arch) + else: + arches = [arch] + + # Current version, current API (built specifically for our Python): + for abi in abis: + for arch in arches: + supported.append(('%s%s' % (impl, versions[0]), abi, arch)) + + # abi3 modules compatible with older version of Python + for version in versions[1:]: + # abi3 was introduced in Python 3.2 + if version in {'31', '30'}: + break + for abi in abi3s: # empty set if not Python 3 + for arch in arches: + supported.append(("%s%s" % (impl, version), abi, arch)) + + # Has binaries, does not use the Python API: + for arch in arches: + supported.append(('py%s' % (versions[0][0]), 'none', arch)) + + # No abi / arch, but requires our implementation: + supported.append(('%s%s' % (impl, versions[0]), 'none', 'any')) + # Tagged specifically as being cross-version compatible + # (with just the major version specified) + supported.append(('%s%s' % (impl, versions[0][0]), 'none', 'any')) + + # No abi / arch, generic Python + for i, version in enumerate(versions): + supported.append(('py%s' % (version,), 'none', 'any')) + if i == 0: + supported.append(('py%s' % (version[0]), 'none', 'any')) + + return supported + + +implementation_tag = get_impl_tag() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pyproject.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pyproject.py new file mode 100644 index 00000000..43efbed4 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/pyproject.py @@ -0,0 +1,171 @@ +from __future__ import absolute_import + +import io +import os +import sys + +from pip._vendor import pytoml, six + +from pip._internal.exceptions import InstallationError +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Any, Tuple, Optional, List + + +def _is_list_of_str(obj): + # type: (Any) -> bool + return ( + isinstance(obj, list) and + all(isinstance(item, six.string_types) for item in obj) + ) + + +def make_pyproject_path(setup_py_dir): + # type: (str) -> str + path = os.path.join(setup_py_dir, 'pyproject.toml') + + # Python2 __file__ should not be unicode + if six.PY2 and isinstance(path, six.text_type): + path = path.encode(sys.getfilesystemencoding()) + + return path + + +def load_pyproject_toml( + use_pep517, # type: Optional[bool] + pyproject_toml, # type: str + setup_py, # type: str + req_name # type: str +): + # type: (...) -> Optional[Tuple[List[str], str, List[str]]] + """Load the pyproject.toml file. + + Parameters: + use_pep517 - Has the user requested PEP 517 processing? None + means the user hasn't explicitly specified. + pyproject_toml - Location of the project's pyproject.toml file + setup_py - Location of the project's setup.py file + req_name - The name of the requirement we're processing (for + error reporting) + + Returns: + None if we should use the legacy code path, otherwise a tuple + ( + requirements from pyproject.toml, + name of PEP 517 backend, + requirements we should check are installed after setting + up the build environment + ) + """ + has_pyproject = os.path.isfile(pyproject_toml) + has_setup = os.path.isfile(setup_py) + + if has_pyproject: + with io.open(pyproject_toml, encoding="utf-8") as f: + pp_toml = pytoml.load(f) + build_system = pp_toml.get("build-system") + else: + build_system = None + + # The following cases must use PEP 517 + # We check for use_pep517 being non-None and falsey because that means + # the user explicitly requested --no-use-pep517. The value 0 as + # opposed to False can occur when the value is provided via an + # environment variable or config file option (due to the quirk of + # strtobool() returning an integer in pip's configuration code). + if has_pyproject and not has_setup: + if use_pep517 is not None and not use_pep517: + raise InstallationError( + "Disabling PEP 517 processing is invalid: " + "project does not have a setup.py" + ) + use_pep517 = True + elif build_system and "build-backend" in build_system: + if use_pep517 is not None and not use_pep517: + raise InstallationError( + "Disabling PEP 517 processing is invalid: " + "project specifies a build backend of {} " + "in pyproject.toml".format( + build_system["build-backend"] + ) + ) + use_pep517 = True + + # If we haven't worked out whether to use PEP 517 yet, + # and the user hasn't explicitly stated a preference, + # we do so if the project has a pyproject.toml file. + elif use_pep517 is None: + use_pep517 = has_pyproject + + # At this point, we know whether we're going to use PEP 517. + assert use_pep517 is not None + + # If we're using the legacy code path, there is nothing further + # for us to do here. + if not use_pep517: + return None + + if build_system is None: + # Either the user has a pyproject.toml with no build-system + # section, or the user has no pyproject.toml, but has opted in + # explicitly via --use-pep517. + # In the absence of any explicit backend specification, we + # assume the setuptools backend that most closely emulates the + # traditional direct setup.py execution, and require wheel and + # a version of setuptools that supports that backend. + + build_system = { + "requires": ["setuptools>=40.8.0", "wheel"], + "build-backend": "setuptools.build_meta:__legacy__", + } + + # If we're using PEP 517, we have build system information (either + # from pyproject.toml, or defaulted by the code above). + # Note that at this point, we do not know if the user has actually + # specified a backend, though. + assert build_system is not None + + # Ensure that the build-system section in pyproject.toml conforms + # to PEP 518. + error_template = ( + "{package} has a pyproject.toml file that does not comply " + "with PEP 518: {reason}" + ) + + # Specifying the build-system table but not the requires key is invalid + if "requires" not in build_system: + raise InstallationError( + error_template.format(package=req_name, reason=( + "it has a 'build-system' table but not " + "'build-system.requires' which is mandatory in the table" + )) + ) + + # Error out if requires is not a list of strings + requires = build_system["requires"] + if not _is_list_of_str(requires): + raise InstallationError(error_template.format( + package=req_name, + reason="'build-system.requires' is not a list of strings.", + )) + + backend = build_system.get("build-backend") + check = [] # type: List[str] + if backend is None: + # If the user didn't specify a backend, we assume they want to use + # the setuptools backend. But we can't be sure they have included + # a version of setuptools which supplies the backend, or wheel + # (which is needed by the backend) in their requirements. So we + # make a note to check that those requirements are present once + # we have set up the environment. + # This is quite a lot of work to check for a very specific case. But + # the problem is, that case is potentially quite common - projects that + # adopted PEP 518 early for the ability to specify requirements to + # execute setup.py, but never considered needing to mention the build + # tools themselves. The original PEP 518 code had a similar check (but + # implemented in a different way). + backend = "setuptools.build_meta:__legacy__" + check = ["setuptools>=40.8.0", "wheel"] + + return (requires, backend, check) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__init__.py new file mode 100644 index 00000000..c39f63fa --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__init__.py @@ -0,0 +1,78 @@ +from __future__ import absolute_import + +import logging + +from .req_install import InstallRequirement +from .req_set import RequirementSet +from .req_file import parse_requirements +from pip._internal.utils.logging import indent_log +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Any, List, Sequence + +__all__ = [ + "RequirementSet", "InstallRequirement", + "parse_requirements", "install_given_reqs", +] + +logger = logging.getLogger(__name__) + + +def install_given_reqs( + to_install, # type: List[InstallRequirement] + install_options, # type: List[str] + global_options=(), # type: Sequence[str] + *args, # type: Any + **kwargs # type: Any +): + # type: (...) -> List[InstallRequirement] + """ + Install everything in the given list. + + (to be called after having downloaded and unpacked the packages) + """ + + if to_install: + logger.info( + 'Installing collected packages: %s', + ', '.join([req.name for req in to_install]), + ) + + with indent_log(): + for requirement in to_install: + if requirement.conflicts_with: + logger.info( + 'Found existing installation: %s', + requirement.conflicts_with, + ) + with indent_log(): + uninstalled_pathset = requirement.uninstall( + auto_confirm=True + ) + try: + requirement.install( + install_options, + global_options, + *args, + **kwargs + ) + except Exception: + should_rollback = ( + requirement.conflicts_with and + not requirement.install_succeeded + ) + # if install did not succeed, rollback previous uninstall + if should_rollback: + uninstalled_pathset.rollback() + raise + else: + should_commit = ( + requirement.conflicts_with and + requirement.install_succeeded + ) + if should_commit: + uninstalled_pathset.commit() + requirement.remove_temporary_source() + + return to_install diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..fee124c0 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/__pycache__/__init__.cpython-37.pyc differ diff --git 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a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/constructors.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/constructors.py new file mode 100644 index 00000000..cd0ab504 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/constructors.py @@ -0,0 +1,349 @@ +"""Backing implementation for InstallRequirement's various constructors + +The idea here is that these formed a major chunk of InstallRequirement's size +so, moving them and support code dedicated to them outside of that class +helps creates for better understandability for the rest of the code. + +These are meant to be used elsewhere within pip to create instances of +InstallRequirement. +""" + +import logging +import os +import re + +from pip._vendor.packaging.markers import Marker +from pip._vendor.packaging.requirements import InvalidRequirement, Requirement +from pip._vendor.packaging.specifiers import Specifier +from pip._vendor.pkg_resources import RequirementParseError, parse_requirements + +from pip._internal.download import is_archive_file, is_url, url_to_path +from pip._internal.exceptions import InstallationError +from pip._internal.models.index import PyPI, TestPyPI +from pip._internal.models.link import Link +from pip._internal.pyproject import make_pyproject_path +from pip._internal.req.req_install import InstallRequirement +from pip._internal.utils.misc import is_installable_dir, path_to_url +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.vcs import vcs +from pip._internal.wheel import Wheel + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Dict, Optional, Set, Tuple, Union, + ) + from pip._internal.cache import WheelCache + + +__all__ = [ + "install_req_from_editable", "install_req_from_line", + "parse_editable" +] + +logger = logging.getLogger(__name__) +operators = Specifier._operators.keys() + + +def _strip_extras(path): + # type: (str) -> Tuple[str, Optional[str]] + m = re.match(r'^(.+)(\[[^\]]+\])$', path) + extras = None + if m: + path_no_extras = m.group(1) + extras = m.group(2) + else: + path_no_extras = path + + return path_no_extras, extras + + +def parse_editable(editable_req): + # type: (str) -> Tuple[Optional[str], str, Optional[Set[str]]] + """Parses an editable requirement into: + - a requirement name + - an URL + - extras + - editable options + Accepted requirements: + svn+http://blahblah@rev#egg=Foobar[baz]&subdirectory=version_subdir + .[some_extra] + """ + + url = editable_req + + # If a file path is specified with extras, strip off the extras. + url_no_extras, extras = _strip_extras(url) + + if os.path.isdir(url_no_extras): + if not os.path.exists(os.path.join(url_no_extras, 'setup.py')): + msg = ( + 'File "setup.py" not found. Directory cannot be installed ' + 'in editable mode: {}'.format(os.path.abspath(url_no_extras)) + ) + pyproject_path = make_pyproject_path(url_no_extras) + if os.path.isfile(pyproject_path): + msg += ( + '\n(A "pyproject.toml" file was found, but editable ' + 'mode currently requires a setup.py based build.)' + ) + raise InstallationError(msg) + + # Treating it as code that has already been checked out + url_no_extras = path_to_url(url_no_extras) + + if url_no_extras.lower().startswith('file:'): + package_name = Link(url_no_extras).egg_fragment + if extras: + return ( + package_name, + url_no_extras, + Requirement("placeholder" + extras.lower()).extras, + ) + else: + return package_name, url_no_extras, None + + for version_control in vcs: + if url.lower().startswith('%s:' % version_control): + url = '%s+%s' % (version_control, url) + break + + if '+' not in url: + raise InstallationError( + '{} is not a valid editable requirement. ' + 'It should either be a path to a local project or a VCS URL ' + '(beginning with svn+, git+, hg+, or bzr+).'.format(editable_req) + ) + + vc_type = url.split('+', 1)[0].lower() + + if not vcs.get_backend(vc_type): + error_message = 'For --editable=%s only ' % editable_req + \ + ', '.join([backend.name + '+URL' for backend in vcs.backends]) + \ + ' is currently supported' + raise InstallationError(error_message) + + package_name = Link(url).egg_fragment + if not package_name: + raise InstallationError( + "Could not detect requirement name for '%s', please specify one " + "with #egg=your_package_name" % editable_req + ) + return package_name, url, None + + +def deduce_helpful_msg(req): + # type: (str) -> str + """Returns helpful msg in case requirements file does not exist, + or cannot be parsed. + + :params req: Requirements file path + """ + msg = "" + if os.path.exists(req): + msg = " It does exist." + # Try to parse and check if it is a requirements file. + try: + with open(req, 'r') as fp: + # parse first line only + next(parse_requirements(fp.read())) + msg += " The argument you provided " + \ + "(%s) appears to be a" % (req) + \ + " requirements file. If that is the" + \ + " case, use the '-r' flag to install" + \ + " the packages specified within it." + except RequirementParseError: + logger.debug("Cannot parse '%s' as requirements \ + file" % (req), exc_info=True) + else: + msg += " File '%s' does not exist." % (req) + return msg + + +# ---- The actual constructors follow ---- + + +def install_req_from_editable( + editable_req, # type: str + comes_from=None, # type: Optional[str] + use_pep517=None, # type: Optional[bool] + isolated=False, # type: bool + options=None, # type: Optional[Dict[str, Any]] + wheel_cache=None, # type: Optional[WheelCache] + constraint=False # type: bool +): + # type: (...) -> InstallRequirement + name, url, extras_override = parse_editable(editable_req) + if url.startswith('file:'): + source_dir = url_to_path(url) + else: + source_dir = None + + if name is not None: + try: + req = Requirement(name) + except InvalidRequirement: + raise InstallationError("Invalid requirement: '%s'" % name) + else: + req = None + return InstallRequirement( + req, comes_from, source_dir=source_dir, + editable=True, + link=Link(url), + constraint=constraint, + use_pep517=use_pep517, + isolated=isolated, + options=options if options else {}, + wheel_cache=wheel_cache, + extras=extras_override or (), + ) + + +def install_req_from_line( + name, # type: str + comes_from=None, # type: Optional[Union[str, InstallRequirement]] + use_pep517=None, # type: Optional[bool] + isolated=False, # type: bool + options=None, # type: Optional[Dict[str, Any]] + wheel_cache=None, # type: Optional[WheelCache] + constraint=False, # type: bool + line_source=None, # type: Optional[str] +): + # type: (...) -> InstallRequirement + """Creates an InstallRequirement from a name, which might be a + requirement, directory containing 'setup.py', filename, or URL. + + :param line_source: An optional string describing where the line is from, + for logging purposes in case of an error. + """ + if is_url(name): + marker_sep = '; ' + else: + marker_sep = ';' + if marker_sep in name: + name, markers_as_string = name.split(marker_sep, 1) + markers_as_string = markers_as_string.strip() + if not markers_as_string: + markers = None + else: + markers = Marker(markers_as_string) + else: + markers = None + name = name.strip() + req_as_string = None + path = os.path.normpath(os.path.abspath(name)) + link = None + extras_as_string = None + + if is_url(name): + link = Link(name) + else: + p, extras_as_string = _strip_extras(path) + looks_like_dir = os.path.isdir(p) and ( + os.path.sep in name or + (os.path.altsep is not None and os.path.altsep in name) or + name.startswith('.') + ) + if looks_like_dir: + if not is_installable_dir(p): + raise InstallationError( + "Directory %r is not installable. Neither 'setup.py' " + "nor 'pyproject.toml' found." % name + ) + link = Link(path_to_url(p)) + elif is_archive_file(p): + if not os.path.isfile(p): + logger.warning( + 'Requirement %r looks like a filename, but the ' + 'file does not exist', + name + ) + link = Link(path_to_url(p)) + + # it's a local file, dir, or url + if link: + # Handle relative file URLs + if link.scheme == 'file' and re.search(r'\.\./', link.url): + link = Link( + path_to_url(os.path.normpath(os.path.abspath(link.path)))) + # wheel file + if link.is_wheel: + wheel = Wheel(link.filename) # can raise InvalidWheelFilename + req_as_string = "%s==%s" % (wheel.name, wheel.version) + else: + # set the req to the egg fragment. when it's not there, this + # will become an 'unnamed' requirement + req_as_string = link.egg_fragment + + # a requirement specifier + else: + req_as_string = name + + if extras_as_string: + extras = Requirement("placeholder" + extras_as_string.lower()).extras + else: + extras = () + if req_as_string is not None: + try: + req = Requirement(req_as_string) + except InvalidRequirement: + if os.path.sep in req_as_string: + add_msg = "It looks like a path." + add_msg += deduce_helpful_msg(req_as_string) + elif ('=' in req_as_string and + not any(op in req_as_string for op in operators)): + add_msg = "= is not a valid operator. Did you mean == ?" + else: + add_msg = '' + if line_source is None: + source = '' + else: + source = ' (from {})'.format(line_source) + msg = ( + 'Invalid requirement: {!r}{}'.format(req_as_string, source) + ) + if add_msg: + msg += '\nHint: {}'.format(add_msg) + raise InstallationError(msg) + else: + req = None + + return InstallRequirement( + req, comes_from, link=link, markers=markers, + use_pep517=use_pep517, isolated=isolated, + options=options if options else {}, + wheel_cache=wheel_cache, + constraint=constraint, + extras=extras, + ) + + +def install_req_from_req_string( + req_string, # type: str + comes_from=None, # type: Optional[InstallRequirement] + isolated=False, # type: bool + wheel_cache=None, # type: Optional[WheelCache] + use_pep517=None # type: Optional[bool] +): + # type: (...) -> InstallRequirement + try: + req = Requirement(req_string) + except InvalidRequirement: + raise InstallationError("Invalid requirement: '%s'" % req_string) + + domains_not_allowed = [ + PyPI.file_storage_domain, + TestPyPI.file_storage_domain, + ] + if (req.url and comes_from and comes_from.link and + comes_from.link.netloc in domains_not_allowed): + # Explicitly disallow pypi packages that depend on external urls + raise InstallationError( + "Packages installed from PyPI cannot depend on packages " + "which are not also hosted on PyPI.\n" + "%s depends on %s " % (comes_from.name, req) + ) + + return InstallRequirement( + req, comes_from, isolated=isolated, wheel_cache=wheel_cache, + use_pep517=use_pep517 + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_file.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_file.py new file mode 100644 index 00000000..5a9920fe --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_file.py @@ -0,0 +1,399 @@ +""" +Requirements file parsing +""" + +from __future__ import absolute_import + +import optparse +import os +import re +import shlex +import sys + +from pip._vendor.six.moves import filterfalse +from pip._vendor.six.moves.urllib import parse as urllib_parse + +from pip._internal.cli import cmdoptions +from pip._internal.download import get_file_content +from pip._internal.exceptions import RequirementsFileParseError +from pip._internal.models.search_scope import SearchScope +from pip._internal.req.constructors import ( + install_req_from_editable, install_req_from_line, +) +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Callable, Iterator, List, NoReturn, Optional, Text, Tuple, + ) + from pip._internal.req import InstallRequirement + from pip._internal.cache import WheelCache + from pip._internal.index import PackageFinder + from pip._internal.download import PipSession + + ReqFileLines = Iterator[Tuple[int, Text]] + +__all__ = ['parse_requirements'] + +SCHEME_RE = re.compile(r'^(http|https|file):', re.I) +COMMENT_RE = re.compile(r'(^|\s+)#.*$') + +# Matches environment variable-style values in '${MY_VARIABLE_1}' with the +# variable name consisting of only uppercase letters, digits or the '_' +# (underscore). This follows the POSIX standard defined in IEEE Std 1003.1, +# 2013 Edition. +ENV_VAR_RE = re.compile(r'(?P\$\{(?P[A-Z0-9_]+)\})') + +SUPPORTED_OPTIONS = [ + cmdoptions.constraints, + cmdoptions.editable, + cmdoptions.requirements, + cmdoptions.no_index, + cmdoptions.index_url, + cmdoptions.find_links, + cmdoptions.extra_index_url, + cmdoptions.always_unzip, + cmdoptions.no_binary, + cmdoptions.only_binary, + cmdoptions.pre, + cmdoptions.trusted_host, + cmdoptions.require_hashes, +] # type: List[Callable[..., optparse.Option]] + +# options to be passed to requirements +SUPPORTED_OPTIONS_REQ = [ + cmdoptions.install_options, + cmdoptions.global_options, + cmdoptions.hash, +] # type: List[Callable[..., optparse.Option]] + +# the 'dest' string values +SUPPORTED_OPTIONS_REQ_DEST = [str(o().dest) for o in SUPPORTED_OPTIONS_REQ] + + +def parse_requirements( + filename, # type: str + finder=None, # type: Optional[PackageFinder] + comes_from=None, # type: Optional[str] + options=None, # type: Optional[optparse.Values] + session=None, # type: Optional[PipSession] + constraint=False, # type: bool + wheel_cache=None, # type: Optional[WheelCache] + use_pep517=None # type: Optional[bool] +): + # type: (...) -> Iterator[InstallRequirement] + """Parse a requirements file and yield InstallRequirement instances. + + :param filename: Path or url of requirements file. + :param finder: Instance of pip.index.PackageFinder. + :param comes_from: Origin description of requirements. + :param options: cli options. + :param session: Instance of pip.download.PipSession. + :param constraint: If true, parsing a constraint file rather than + requirements file. + :param wheel_cache: Instance of pip.wheel.WheelCache + :param use_pep517: Value of the --use-pep517 option. + """ + if session is None: + raise TypeError( + "parse_requirements() missing 1 required keyword argument: " + "'session'" + ) + + _, content = get_file_content( + filename, comes_from=comes_from, session=session + ) + + lines_enum = preprocess(content, options) + + for line_number, line in lines_enum: + req_iter = process_line(line, filename, line_number, finder, + comes_from, options, session, wheel_cache, + use_pep517=use_pep517, constraint=constraint) + for req in req_iter: + yield req + + +def preprocess(content, options): + # type: (Text, Optional[optparse.Values]) -> ReqFileLines + """Split, filter, and join lines, and return a line iterator + + :param content: the content of the requirements file + :param options: cli options + """ + lines_enum = enumerate(content.splitlines(), start=1) # type: ReqFileLines + lines_enum = join_lines(lines_enum) + lines_enum = ignore_comments(lines_enum) + lines_enum = skip_regex(lines_enum, options) + lines_enum = expand_env_variables(lines_enum) + return lines_enum + + +def process_line( + line, # type: Text + filename, # type: str + line_number, # type: int + finder=None, # type: Optional[PackageFinder] + comes_from=None, # type: Optional[str] + options=None, # type: Optional[optparse.Values] + session=None, # type: Optional[PipSession] + wheel_cache=None, # type: Optional[WheelCache] + use_pep517=None, # type: Optional[bool] + constraint=False, # type: bool +): + # type: (...) -> Iterator[InstallRequirement] + """Process a single requirements line; This can result in creating/yielding + requirements, or updating the finder. + + For lines that contain requirements, the only options that have an effect + are from SUPPORTED_OPTIONS_REQ, and they are scoped to the + requirement. Other options from SUPPORTED_OPTIONS may be present, but are + ignored. + + For lines that do not contain requirements, the only options that have an + effect are from SUPPORTED_OPTIONS. Options from SUPPORTED_OPTIONS_REQ may + be present, but are ignored. These lines may contain multiple options + (although our docs imply only one is supported), and all our parsed and + affect the finder. + + :param constraint: If True, parsing a constraints file. + :param options: OptionParser options that we may update + """ + parser = build_parser(line) + defaults = parser.get_default_values() + defaults.index_url = None + if finder: + defaults.format_control = finder.format_control + args_str, options_str = break_args_options(line) + # Prior to 2.7.3, shlex cannot deal with unicode entries + if sys.version_info < (2, 7, 3): + # https://github.com/python/mypy/issues/1174 + options_str = options_str.encode('utf8') # type: ignore + # https://github.com/python/mypy/issues/1174 + opts, _ = parser.parse_args( + shlex.split(options_str), defaults) # type: ignore + + # preserve for the nested code path + line_comes_from = '%s %s (line %s)' % ( + '-c' if constraint else '-r', filename, line_number, + ) + + # yield a line requirement + if args_str: + isolated = options.isolated_mode if options else False + if options: + cmdoptions.check_install_build_global(options, opts) + # get the options that apply to requirements + req_options = {} + for dest in SUPPORTED_OPTIONS_REQ_DEST: + if dest in opts.__dict__ and opts.__dict__[dest]: + req_options[dest] = opts.__dict__[dest] + line_source = 'line {} of {}'.format(line_number, filename) + yield install_req_from_line( + args_str, + comes_from=line_comes_from, + use_pep517=use_pep517, + isolated=isolated, + options=req_options, + wheel_cache=wheel_cache, + constraint=constraint, + line_source=line_source, + ) + + # yield an editable requirement + elif opts.editables: + isolated = options.isolated_mode if options else False + yield install_req_from_editable( + opts.editables[0], comes_from=line_comes_from, + use_pep517=use_pep517, + constraint=constraint, isolated=isolated, wheel_cache=wheel_cache + ) + + # parse a nested requirements file + elif opts.requirements or opts.constraints: + if opts.requirements: + req_path = opts.requirements[0] + nested_constraint = False + else: + req_path = opts.constraints[0] + nested_constraint = True + # original file is over http + if SCHEME_RE.search(filename): + # do a url join so relative paths work + req_path = urllib_parse.urljoin(filename, req_path) + # original file and nested file are paths + elif not SCHEME_RE.search(req_path): + # do a join so relative paths work + req_path = os.path.join(os.path.dirname(filename), req_path) + # TODO: Why not use `comes_from='-r {} (line {})'` here as well? + parsed_reqs = parse_requirements( + req_path, finder, comes_from, options, session, + constraint=nested_constraint, wheel_cache=wheel_cache + ) + for req in parsed_reqs: + yield req + + # percolate hash-checking option upward + elif opts.require_hashes: + options.require_hashes = opts.require_hashes + + # set finder options + elif finder: + find_links = finder.find_links + index_urls = finder.index_urls + if opts.index_url: + index_urls = [opts.index_url] + if opts.no_index is True: + index_urls = [] + if opts.extra_index_urls: + index_urls.extend(opts.extra_index_urls) + if opts.find_links: + # FIXME: it would be nice to keep track of the source + # of the find_links: support a find-links local path + # relative to a requirements file. + value = opts.find_links[0] + req_dir = os.path.dirname(os.path.abspath(filename)) + relative_to_reqs_file = os.path.join(req_dir, value) + if os.path.exists(relative_to_reqs_file): + value = relative_to_reqs_file + find_links.append(value) + + search_scope = SearchScope( + find_links=find_links, + index_urls=index_urls, + ) + finder.search_scope = search_scope + + if opts.pre: + finder.set_allow_all_prereleases() + for host in opts.trusted_hosts or []: + source = 'line {} of {}'.format(line_number, filename) + finder.add_trusted_host(host, source=source) + + +def break_args_options(line): + # type: (Text) -> Tuple[str, Text] + """Break up the line into an args and options string. We only want to shlex + (and then optparse) the options, not the args. args can contain markers + which are corrupted by shlex. + """ + tokens = line.split(' ') + args = [] + options = tokens[:] + for token in tokens: + if token.startswith('-') or token.startswith('--'): + break + else: + args.append(token) + options.pop(0) + return ' '.join(args), ' '.join(options) # type: ignore + + +def build_parser(line): + # type: (Text) -> optparse.OptionParser + """ + Return a parser for parsing requirement lines + """ + parser = optparse.OptionParser(add_help_option=False) + + option_factories = SUPPORTED_OPTIONS + SUPPORTED_OPTIONS_REQ + for option_factory in option_factories: + option = option_factory() + parser.add_option(option) + + # By default optparse sys.exits on parsing errors. We want to wrap + # that in our own exception. + def parser_exit(self, msg): + # type: (Any, str) -> NoReturn + # add offending line + msg = 'Invalid requirement: %s\n%s' % (line, msg) + raise RequirementsFileParseError(msg) + # NOTE: mypy disallows assigning to a method + # https://github.com/python/mypy/issues/2427 + parser.exit = parser_exit # type: ignore + + return parser + + +def join_lines(lines_enum): + # type: (ReqFileLines) -> ReqFileLines + """Joins a line ending in '\' with the previous line (except when following + comments). The joined line takes on the index of the first line. + """ + primary_line_number = None + new_line = [] # type: List[Text] + for line_number, line in lines_enum: + if not line.endswith('\\') or COMMENT_RE.match(line): + if COMMENT_RE.match(line): + # this ensures comments are always matched later + line = ' ' + line + if new_line: + new_line.append(line) + yield primary_line_number, ''.join(new_line) + new_line = [] + else: + yield line_number, line + else: + if not new_line: + primary_line_number = line_number + new_line.append(line.strip('\\')) + + # last line contains \ + if new_line: + yield primary_line_number, ''.join(new_line) + + # TODO: handle space after '\'. + + +def ignore_comments(lines_enum): + # type: (ReqFileLines) -> ReqFileLines + """ + Strips comments and filter empty lines. + """ + for line_number, line in lines_enum: + line = COMMENT_RE.sub('', line) + line = line.strip() + if line: + yield line_number, line + + +def skip_regex(lines_enum, options): + # type: (ReqFileLines, Optional[optparse.Values]) -> ReqFileLines + """ + Skip lines that match '--skip-requirements-regex' pattern + + Note: the regex pattern is only built once + """ + skip_regex = options.skip_requirements_regex if options else None + if skip_regex: + pattern = re.compile(skip_regex) + lines_enum = filterfalse(lambda e: pattern.search(e[1]), lines_enum) + return lines_enum + + +def expand_env_variables(lines_enum): + # type: (ReqFileLines) -> ReqFileLines + """Replace all environment variables that can be retrieved via `os.getenv`. + + The only allowed format for environment variables defined in the + requirement file is `${MY_VARIABLE_1}` to ensure two things: + + 1. Strings that contain a `$` aren't accidentally (partially) expanded. + 2. Ensure consistency across platforms for requirement files. + + These points are the result of a discussion on the `github pull + request #3514 `_. + + Valid characters in variable names follow the `POSIX standard + `_ and are limited + to uppercase letter, digits and the `_` (underscore). + """ + for line_number, line in lines_enum: + for env_var, var_name in ENV_VAR_RE.findall(line): + value = os.getenv(var_name) + if not value: + continue + + line = line.replace(env_var, value) + + yield line_number, line diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_install.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_install.py new file mode 100644 index 00000000..f5c93504 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_install.py @@ -0,0 +1,1035 @@ +from __future__ import absolute_import + +import logging +import os +import shutil +import sys +import sysconfig +import zipfile +from distutils.util import change_root + +from pip._vendor import pkg_resources, six +from pip._vendor.packaging.requirements import Requirement +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.packaging.version import Version +from pip._vendor.packaging.version import parse as parse_version +from pip._vendor.pep517.wrappers import Pep517HookCaller + +from pip._internal import wheel +from pip._internal.build_env import NoOpBuildEnvironment +from pip._internal.exceptions import InstallationError +from pip._internal.models.link import Link +from pip._internal.pyproject import load_pyproject_toml, make_pyproject_path +from pip._internal.req.req_uninstall import UninstallPathSet +from pip._internal.utils.compat import native_str +from pip._internal.utils.hashes import Hashes +from pip._internal.utils.logging import indent_log +from pip._internal.utils.marker_files import PIP_DELETE_MARKER_FILENAME +from pip._internal.utils.misc import ( + _make_build_dir, ask_path_exists, backup_dir, call_subprocess, + display_path, dist_in_site_packages, dist_in_usersite, ensure_dir, + get_installed_version, redact_password_from_url, rmtree, +) +from pip._internal.utils.packaging import get_metadata +from pip._internal.utils.setuptools_build import make_setuptools_shim_args +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.ui import open_spinner +from pip._internal.utils.virtualenv import running_under_virtualenv +from pip._internal.vcs import vcs + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Dict, Iterable, List, Mapping, Optional, Sequence, Union, + ) + from pip._internal.build_env import BuildEnvironment + from pip._internal.cache import WheelCache + from pip._internal.index import PackageFinder + from pip._vendor.pkg_resources import Distribution + from pip._vendor.packaging.specifiers import SpecifierSet + from pip._vendor.packaging.markers import Marker + + +logger = logging.getLogger(__name__) + + +class InstallRequirement(object): + """ + Represents something that may be installed later on, may have information + about where to fetch the relevant requirement and also contains logic for + installing the said requirement. + """ + + def __init__( + self, + req, # type: Optional[Requirement] + comes_from, # type: Optional[Union[str, InstallRequirement]] + source_dir=None, # type: Optional[str] + editable=False, # type: bool + link=None, # type: Optional[Link] + update=True, # type: bool + markers=None, # type: Optional[Marker] + use_pep517=None, # type: Optional[bool] + isolated=False, # type: bool + options=None, # type: Optional[Dict[str, Any]] + wheel_cache=None, # type: Optional[WheelCache] + constraint=False, # type: bool + extras=() # type: Iterable[str] + ): + # type: (...) -> None + assert req is None or isinstance(req, Requirement), req + self.req = req + self.comes_from = comes_from + self.constraint = constraint + if source_dir is None: + self.source_dir = None # type: Optional[str] + else: + self.source_dir = os.path.normpath(os.path.abspath(source_dir)) + self.editable = editable + + self._wheel_cache = wheel_cache + if link is None and req and req.url: + # PEP 508 URL requirement + link = Link(req.url) + self.link = self.original_link = link + + if extras: + self.extras = extras + elif req: + self.extras = { + pkg_resources.safe_extra(extra) for extra in req.extras + } + else: + self.extras = set() + if markers is None and req: + markers = req.marker + self.markers = markers + + self._egg_info_path = None # type: Optional[str] + # This holds the pkg_resources.Distribution object if this requirement + # is already available: + self.satisfied_by = None + # This hold the pkg_resources.Distribution object if this requirement + # conflicts with another installed distribution: + self.conflicts_with = None + # Temporary build location + self._temp_build_dir = TempDirectory(kind="req-build") + # Used to store the global directory where the _temp_build_dir should + # have been created. Cf _correct_build_location method. + self._ideal_build_dir = None # type: Optional[str] + # True if the editable should be updated: + self.update = update + # Set to True after successful installation + self.install_succeeded = None # type: Optional[bool] + # UninstallPathSet of uninstalled distribution (for possible rollback) + self.uninstalled_pathset = None + self.options = options if options else {} + # Set to True after successful preparation of this requirement + self.prepared = False + self.is_direct = False + + self.isolated = isolated + self.build_env = NoOpBuildEnvironment() # type: BuildEnvironment + + # For PEP 517, the directory where we request the project metadata + # gets stored. We need this to pass to build_wheel, so the backend + # can ensure that the wheel matches the metadata (see the PEP for + # details). + self.metadata_directory = None # type: Optional[str] + + # The static build requirements (from pyproject.toml) + self.pyproject_requires = None # type: Optional[List[str]] + + # Build requirements that we will check are available + self.requirements_to_check = [] # type: List[str] + + # The PEP 517 backend we should use to build the project + self.pep517_backend = None # type: Optional[Pep517HookCaller] + + # Are we using PEP 517 for this requirement? + # After pyproject.toml has been loaded, the only valid values are True + # and False. Before loading, None is valid (meaning "use the default"). + # Setting an explicit value before loading pyproject.toml is supported, + # but after loading this flag should be treated as read only. + self.use_pep517 = use_pep517 + + def __str__(self): + # type: () -> str + if self.req: + s = str(self.req) + if self.link: + s += ' from %s' % redact_password_from_url(self.link.url) + elif self.link: + s = redact_password_from_url(self.link.url) + else: + s = '' + if self.satisfied_by is not None: + s += ' in %s' % display_path(self.satisfied_by.location) + if self.comes_from: + if isinstance(self.comes_from, six.string_types): + comes_from = self.comes_from # type: Optional[str] + else: + comes_from = self.comes_from.from_path() + if comes_from: + s += ' (from %s)' % comes_from + return s + + def __repr__(self): + # type: () -> str + return '<%s object: %s editable=%r>' % ( + self.__class__.__name__, str(self), self.editable) + + def format_debug(self): + # type: () -> str + """An un-tested helper for getting state, for debugging. + """ + attributes = vars(self) + names = sorted(attributes) + + state = ( + "{}={!r}".format(attr, attributes[attr]) for attr in sorted(names) + ) + return '<{name} object: {{{state}}}>'.format( + name=self.__class__.__name__, + state=", ".join(state), + ) + + def populate_link(self, finder, upgrade, require_hashes): + # type: (PackageFinder, bool, bool) -> None + """Ensure that if a link can be found for this, that it is found. + + Note that self.link may still be None - if Upgrade is False and the + requirement is already installed. + + If require_hashes is True, don't use the wheel cache, because cached + wheels, always built locally, have different hashes than the files + downloaded from the index server and thus throw false hash mismatches. + Furthermore, cached wheels at present have undeterministic contents due + to file modification times. + """ + if self.link is None: + self.link = finder.find_requirement(self, upgrade) + if self._wheel_cache is not None and not require_hashes: + old_link = self.link + self.link = self._wheel_cache.get(self.link, self.name) + if old_link != self.link: + logger.debug('Using cached wheel link: %s', self.link) + + # Things that are valid for all kinds of requirements? + @property + def name(self): + # type: () -> Optional[str] + if self.req is None: + return None + return native_str(pkg_resources.safe_name(self.req.name)) + + @property + def specifier(self): + # type: () -> SpecifierSet + return self.req.specifier + + @property + def is_pinned(self): + # type: () -> bool + """Return whether I am pinned to an exact version. + + For example, some-package==1.2 is pinned; some-package>1.2 is not. + """ + specifiers = self.specifier + return (len(specifiers) == 1 and + next(iter(specifiers)).operator in {'==', '==='}) + + @property + def installed_version(self): + # type: () -> Optional[str] + return get_installed_version(self.name) + + def match_markers(self, extras_requested=None): + # type: (Optional[Iterable[str]]) -> bool + if not extras_requested: + # Provide an extra to safely evaluate the markers + # without matching any extra + extras_requested = ('',) + if self.markers is not None: + return any( + self.markers.evaluate({'extra': extra}) + for extra in extras_requested) + else: + return True + + @property + def has_hash_options(self): + # type: () -> bool + """Return whether any known-good hashes are specified as options. + + These activate --require-hashes mode; hashes specified as part of a + URL do not. + + """ + return bool(self.options.get('hashes', {})) + + def hashes(self, trust_internet=True): + # type: (bool) -> Hashes + """Return a hash-comparer that considers my option- and URL-based + hashes to be known-good. + + Hashes in URLs--ones embedded in the requirements file, not ones + downloaded from an index server--are almost peers with ones from + flags. They satisfy --require-hashes (whether it was implicitly or + explicitly activated) but do not activate it. md5 and sha224 are not + allowed in flags, which should nudge people toward good algos. We + always OR all hashes together, even ones from URLs. + + :param trust_internet: Whether to trust URL-based (#md5=...) hashes + downloaded from the internet, as by populate_link() + + """ + good_hashes = self.options.get('hashes', {}).copy() + link = self.link if trust_internet else self.original_link + if link and link.hash: + good_hashes.setdefault(link.hash_name, []).append(link.hash) + return Hashes(good_hashes) + + def from_path(self): + # type: () -> Optional[str] + """Format a nice indicator to show where this "comes from" + """ + if self.req is None: + return None + s = str(self.req) + if self.comes_from: + if isinstance(self.comes_from, six.string_types): + comes_from = self.comes_from + else: + comes_from = self.comes_from.from_path() + if comes_from: + s += '->' + comes_from + return s + + def build_location(self, build_dir): + # type: (str) -> str + assert build_dir is not None + if self._temp_build_dir.path is not None: + return self._temp_build_dir.path + if self.req is None: + # for requirement via a path to a directory: the name of the + # package is not available yet so we create a temp directory + # Once run_egg_info will have run, we'll be able + # to fix it via _correct_build_location + # Some systems have /tmp as a symlink which confuses custom + # builds (such as numpy). Thus, we ensure that the real path + # is returned. + self._temp_build_dir.create() + self._ideal_build_dir = build_dir + + return self._temp_build_dir.path + if self.editable: + name = self.name.lower() + else: + name = self.name + # FIXME: Is there a better place to create the build_dir? (hg and bzr + # need this) + if not os.path.exists(build_dir): + logger.debug('Creating directory %s', build_dir) + _make_build_dir(build_dir) + return os.path.join(build_dir, name) + + def _correct_build_location(self): + # type: () -> None + """Move self._temp_build_dir to self._ideal_build_dir/self.req.name + + For some requirements (e.g. a path to a directory), the name of the + package is not available until we run egg_info, so the build_location + will return a temporary directory and store the _ideal_build_dir. + + This is only called by self.run_egg_info to fix the temporary build + directory. + """ + if self.source_dir is not None: + return + assert self.req is not None + assert self._temp_build_dir.path + assert (self._ideal_build_dir is not None and + self._ideal_build_dir.path) # type: ignore + old_location = self._temp_build_dir.path + self._temp_build_dir.path = None + + new_location = self.build_location(self._ideal_build_dir) + if os.path.exists(new_location): + raise InstallationError( + 'A package already exists in %s; please remove it to continue' + % display_path(new_location)) + logger.debug( + 'Moving package %s from %s to new location %s', + self, display_path(old_location), display_path(new_location), + ) + shutil.move(old_location, new_location) + self._temp_build_dir.path = new_location + self._ideal_build_dir = None + self.source_dir = os.path.normpath(os.path.abspath(new_location)) + self._egg_info_path = None + + # Correct the metadata directory, if it exists + if self.metadata_directory: + old_meta = self.metadata_directory + rel = os.path.relpath(old_meta, start=old_location) + new_meta = os.path.join(new_location, rel) + new_meta = os.path.normpath(os.path.abspath(new_meta)) + self.metadata_directory = new_meta + + def remove_temporary_source(self): + # type: () -> None + """Remove the source files from this requirement, if they are marked + for deletion""" + if self.source_dir and os.path.exists( + os.path.join(self.source_dir, PIP_DELETE_MARKER_FILENAME)): + logger.debug('Removing source in %s', self.source_dir) + rmtree(self.source_dir) + self.source_dir = None + self._temp_build_dir.cleanup() + self.build_env.cleanup() + + def check_if_exists(self, use_user_site): + # type: (bool) -> bool + """Find an installed distribution that satisfies or conflicts + with this requirement, and set self.satisfied_by or + self.conflicts_with appropriately. + """ + if self.req is None: + return False + try: + # get_distribution() will resolve the entire list of requirements + # anyway, and we've already determined that we need the requirement + # in question, so strip the marker so that we don't try to + # evaluate it. + no_marker = Requirement(str(self.req)) + no_marker.marker = None + self.satisfied_by = pkg_resources.get_distribution(str(no_marker)) + if self.editable and self.satisfied_by: + self.conflicts_with = self.satisfied_by + # when installing editables, nothing pre-existing should ever + # satisfy + self.satisfied_by = None + return True + except pkg_resources.DistributionNotFound: + return False + except pkg_resources.VersionConflict: + existing_dist = pkg_resources.get_distribution( + self.req.name + ) + if use_user_site: + if dist_in_usersite(existing_dist): + self.conflicts_with = existing_dist + elif (running_under_virtualenv() and + dist_in_site_packages(existing_dist)): + raise InstallationError( + "Will not install to the user site because it will " + "lack sys.path precedence to %s in %s" % + (existing_dist.project_name, existing_dist.location) + ) + else: + self.conflicts_with = existing_dist + return True + + # Things valid for wheels + @property + def is_wheel(self): + # type: () -> bool + if not self.link: + return False + return self.link.is_wheel + + def move_wheel_files( + self, + wheeldir, # type: str + root=None, # type: Optional[str] + home=None, # type: Optional[str] + prefix=None, # type: Optional[str] + warn_script_location=True, # type: bool + use_user_site=False, # type: bool + pycompile=True # type: bool + ): + # type: (...) -> None + wheel.move_wheel_files( + self.name, self.req, wheeldir, + user=use_user_site, + home=home, + root=root, + prefix=prefix, + pycompile=pycompile, + isolated=self.isolated, + warn_script_location=warn_script_location, + ) + + # Things valid for sdists + @property + def setup_py_dir(self): + # type: () -> str + return os.path.join( + self.source_dir, + self.link and self.link.subdirectory_fragment or '') + + @property + def setup_py_path(self): + # type: () -> str + assert self.source_dir, "No source dir for %s" % self + + setup_py = os.path.join(self.setup_py_dir, 'setup.py') + + # Python2 __file__ should not be unicode + if six.PY2 and isinstance(setup_py, six.text_type): + setup_py = setup_py.encode(sys.getfilesystemencoding()) + + return setup_py + + @property + def pyproject_toml_path(self): + # type: () -> str + assert self.source_dir, "No source dir for %s" % self + + return make_pyproject_path(self.setup_py_dir) + + def load_pyproject_toml(self): + # type: () -> None + """Load the pyproject.toml file. + + After calling this routine, all of the attributes related to PEP 517 + processing for this requirement have been set. In particular, the + use_pep517 attribute can be used to determine whether we should + follow the PEP 517 or legacy (setup.py) code path. + """ + pyproject_toml_data = load_pyproject_toml( + self.use_pep517, + self.pyproject_toml_path, + self.setup_py_path, + str(self) + ) + + self.use_pep517 = (pyproject_toml_data is not None) + + if not self.use_pep517: + return + + requires, backend, check = pyproject_toml_data + self.requirements_to_check = check + self.pyproject_requires = requires + self.pep517_backend = Pep517HookCaller(self.setup_py_dir, backend) + + # Use a custom function to call subprocesses + self.spin_message = "" + + def runner( + cmd, # type: List[str] + cwd=None, # type: Optional[str] + extra_environ=None # type: Optional[Mapping[str, Any]] + ): + # type: (...) -> None + with open_spinner(self.spin_message) as spinner: + call_subprocess( + cmd, + cwd=cwd, + extra_environ=extra_environ, + spinner=spinner + ) + self.spin_message = "" + + self.pep517_backend._subprocess_runner = runner + + def prepare_metadata(self): + # type: () -> None + """Ensure that project metadata is available. + + Under PEP 517, call the backend hook to prepare the metadata. + Under legacy processing, call setup.py egg-info. + """ + assert self.source_dir + + with indent_log(): + if self.use_pep517: + self.prepare_pep517_metadata() + else: + self.run_egg_info() + + if not self.req: + if isinstance(parse_version(self.metadata["Version"]), Version): + op = "==" + else: + op = "===" + self.req = Requirement( + "".join([ + self.metadata["Name"], + op, + self.metadata["Version"], + ]) + ) + self._correct_build_location() + else: + metadata_name = canonicalize_name(self.metadata["Name"]) + if canonicalize_name(self.req.name) != metadata_name: + logger.warning( + 'Generating metadata for package %s ' + 'produced metadata for project name %s. Fix your ' + '#egg=%s fragments.', + self.name, metadata_name, self.name + ) + self.req = Requirement(metadata_name) + + def prepare_pep517_metadata(self): + # type: () -> None + assert self.pep517_backend is not None + + metadata_dir = os.path.join( + self.setup_py_dir, + 'pip-wheel-metadata' + ) + ensure_dir(metadata_dir) + + with self.build_env: + # Note that Pep517HookCaller implements a fallback for + # prepare_metadata_for_build_wheel, so we don't have to + # consider the possibility that this hook doesn't exist. + backend = self.pep517_backend + self.spin_message = "Preparing wheel metadata" + distinfo_dir = backend.prepare_metadata_for_build_wheel( + metadata_dir + ) + + self.metadata_directory = os.path.join(metadata_dir, distinfo_dir) + + def run_egg_info(self): + # type: () -> None + if self.name: + logger.debug( + 'Running setup.py (path:%s) egg_info for package %s', + self.setup_py_path, self.name, + ) + else: + logger.debug( + 'Running setup.py (path:%s) egg_info for package from %s', + self.setup_py_path, self.link, + ) + base_cmd = make_setuptools_shim_args(self.setup_py_path) + if self.isolated: + base_cmd += ["--no-user-cfg"] + egg_info_cmd = base_cmd + ['egg_info'] + # We can't put the .egg-info files at the root, because then the + # source code will be mistaken for an installed egg, causing + # problems + if self.editable: + egg_base_option = [] # type: List[str] + else: + egg_info_dir = os.path.join(self.setup_py_dir, 'pip-egg-info') + ensure_dir(egg_info_dir) + egg_base_option = ['--egg-base', 'pip-egg-info'] + with self.build_env: + call_subprocess( + egg_info_cmd + egg_base_option, + cwd=self.setup_py_dir, + command_desc='python setup.py egg_info') + + @property + def egg_info_path(self): + # type: () -> str + if self._egg_info_path is None: + if self.editable: + base = self.source_dir + else: + base = os.path.join(self.setup_py_dir, 'pip-egg-info') + filenames = os.listdir(base) + if self.editable: + filenames = [] + for root, dirs, files in os.walk(base): + for dir in vcs.dirnames: + if dir in dirs: + dirs.remove(dir) + # Iterate over a copy of ``dirs``, since mutating + # a list while iterating over it can cause trouble. + # (See https://github.com/pypa/pip/pull/462.) + for dir in list(dirs): + # Don't search in anything that looks like a virtualenv + # environment + if ( + os.path.lexists( + os.path.join(root, dir, 'bin', 'python') + ) or + os.path.exists( + os.path.join( + root, dir, 'Scripts', 'Python.exe' + ) + )): + dirs.remove(dir) + # Also don't search through tests + elif dir == 'test' or dir == 'tests': + dirs.remove(dir) + filenames.extend([os.path.join(root, dir) + for dir in dirs]) + filenames = [f for f in filenames if f.endswith('.egg-info')] + + if not filenames: + raise InstallationError( + "Files/directories not found in %s" % base + ) + # if we have more than one match, we pick the toplevel one. This + # can easily be the case if there is a dist folder which contains + # an extracted tarball for testing purposes. + if len(filenames) > 1: + filenames.sort( + key=lambda x: x.count(os.path.sep) + + (os.path.altsep and x.count(os.path.altsep) or 0) + ) + self._egg_info_path = os.path.join(base, filenames[0]) + return self._egg_info_path + + @property + def metadata(self): + # type: () -> Any + if not hasattr(self, '_metadata'): + self._metadata = get_metadata(self.get_dist()) + + return self._metadata + + def get_dist(self): + # type: () -> Distribution + """Return a pkg_resources.Distribution for this requirement""" + if self.metadata_directory: + dist_dir = self.metadata_directory + dist_cls = pkg_resources.DistInfoDistribution + else: + dist_dir = self.egg_info_path.rstrip(os.path.sep) + # https://github.com/python/mypy/issues/1174 + dist_cls = pkg_resources.Distribution # type: ignore + + # dist_dir_name can be of the form ".dist-info" or + # e.g. ".egg-info". + base_dir, dist_dir_name = os.path.split(dist_dir) + dist_name = os.path.splitext(dist_dir_name)[0] + metadata = pkg_resources.PathMetadata(base_dir, dist_dir) + + return dist_cls( + base_dir, + project_name=dist_name, + metadata=metadata, + ) + + def assert_source_matches_version(self): + # type: () -> None + assert self.source_dir + version = self.metadata['version'] + if self.req.specifier and version not in self.req.specifier: + logger.warning( + 'Requested %s, but installing version %s', + self, + version, + ) + else: + logger.debug( + 'Source in %s has version %s, which satisfies requirement %s', + display_path(self.source_dir), + version, + self, + ) + + # For both source distributions and editables + def ensure_has_source_dir(self, parent_dir): + # type: (str) -> str + """Ensure that a source_dir is set. + + This will create a temporary build dir if the name of the requirement + isn't known yet. + + :param parent_dir: The ideal pip parent_dir for the source_dir. + Generally src_dir for editables and build_dir for sdists. + :return: self.source_dir + """ + if self.source_dir is None: + self.source_dir = self.build_location(parent_dir) + return self.source_dir + + # For editable installations + def install_editable( + self, + install_options, # type: List[str] + global_options=(), # type: Sequence[str] + prefix=None # type: Optional[str] + ): + # type: (...) -> None + logger.info('Running setup.py develop for %s', self.name) + + if self.isolated: + global_options = list(global_options) + ["--no-user-cfg"] + + if prefix: + prefix_param = ['--prefix={}'.format(prefix)] + install_options = list(install_options) + prefix_param + + with indent_log(): + # FIXME: should we do --install-headers here too? + with self.build_env: + call_subprocess( + make_setuptools_shim_args(self.setup_py_path) + + list(global_options) + + ['develop', '--no-deps'] + + list(install_options), + + cwd=self.setup_py_dir, + ) + + self.install_succeeded = True + + def update_editable(self, obtain=True): + # type: (bool) -> None + if not self.link: + logger.debug( + "Cannot update repository at %s; repository location is " + "unknown", + self.source_dir, + ) + return + assert self.editable + assert self.source_dir + if self.link.scheme == 'file': + # Static paths don't get updated + return + assert '+' in self.link.url, "bad url: %r" % self.link.url + if not self.update: + return + vc_type, url = self.link.url.split('+', 1) + vcs_backend = vcs.get_backend(vc_type) + if vcs_backend: + url = self.link.url + if obtain: + vcs_backend.obtain(self.source_dir, url=url) + else: + vcs_backend.export(self.source_dir, url=url) + else: + assert 0, ( + 'Unexpected version control type (in %s): %s' + % (self.link, vc_type)) + + # Top-level Actions + def uninstall(self, auto_confirm=False, verbose=False, + use_user_site=False): + # type: (bool, bool, bool) -> Optional[UninstallPathSet] + """ + Uninstall the distribution currently satisfying this requirement. + + Prompts before removing or modifying files unless + ``auto_confirm`` is True. + + Refuses to delete or modify files outside of ``sys.prefix`` - + thus uninstallation within a virtual environment can only + modify that virtual environment, even if the virtualenv is + linked to global site-packages. + + """ + if not self.check_if_exists(use_user_site): + logger.warning("Skipping %s as it is not installed.", self.name) + return None + dist = self.satisfied_by or self.conflicts_with + + uninstalled_pathset = UninstallPathSet.from_dist(dist) + uninstalled_pathset.remove(auto_confirm, verbose) + return uninstalled_pathset + + def _clean_zip_name(self, name, prefix): # only used by archive. + # type: (str, str) -> str + assert name.startswith(prefix + os.path.sep), ( + "name %r doesn't start with prefix %r" % (name, prefix) + ) + name = name[len(prefix) + 1:] + name = name.replace(os.path.sep, '/') + return name + + def _get_archive_name(self, path, parentdir, rootdir): + # type: (str, str, str) -> str + path = os.path.join(parentdir, path) + name = self._clean_zip_name(path, rootdir) + return self.name + '/' + name + + # TODO: Investigate if this should be kept in InstallRequirement + # Seems to be used only when VCS + downloads + def archive(self, build_dir): + # type: (str) -> None + assert self.source_dir + create_archive = True + archive_name = '%s-%s.zip' % (self.name, self.metadata["version"]) + archive_path = os.path.join(build_dir, archive_name) + if os.path.exists(archive_path): + response = ask_path_exists( + 'The file %s exists. (i)gnore, (w)ipe, (b)ackup, (a)bort ' % + display_path(archive_path), ('i', 'w', 'b', 'a')) + if response == 'i': + create_archive = False + elif response == 'w': + logger.warning('Deleting %s', display_path(archive_path)) + os.remove(archive_path) + elif response == 'b': + dest_file = backup_dir(archive_path) + logger.warning( + 'Backing up %s to %s', + display_path(archive_path), + display_path(dest_file), + ) + shutil.move(archive_path, dest_file) + elif response == 'a': + sys.exit(-1) + if create_archive: + zip = zipfile.ZipFile( + archive_path, 'w', zipfile.ZIP_DEFLATED, + allowZip64=True + ) + dir = os.path.normcase(os.path.abspath(self.setup_py_dir)) + for dirpath, dirnames, filenames in os.walk(dir): + if 'pip-egg-info' in dirnames: + dirnames.remove('pip-egg-info') + for dirname in dirnames: + dir_arcname = self._get_archive_name(dirname, + parentdir=dirpath, + rootdir=dir) + zipdir = zipfile.ZipInfo(dir_arcname + '/') + zipdir.external_attr = 0x1ED << 16 # 0o755 + zip.writestr(zipdir, '') + for filename in filenames: + if filename == PIP_DELETE_MARKER_FILENAME: + continue + file_arcname = self._get_archive_name(filename, + parentdir=dirpath, + rootdir=dir) + filename = os.path.join(dirpath, filename) + zip.write(filename, file_arcname) + zip.close() + logger.info('Saved %s', display_path(archive_path)) + + def install( + self, + install_options, # type: List[str] + global_options=None, # type: Optional[Sequence[str]] + root=None, # type: Optional[str] + home=None, # type: Optional[str] + prefix=None, # type: Optional[str] + warn_script_location=True, # type: bool + use_user_site=False, # type: bool + pycompile=True # type: bool + ): + # type: (...) -> None + global_options = global_options if global_options is not None else [] + if self.editable: + self.install_editable( + install_options, global_options, prefix=prefix, + ) + return + if self.is_wheel: + version = wheel.wheel_version(self.source_dir) + wheel.check_compatibility(version, self.name) + + self.move_wheel_files( + self.source_dir, root=root, prefix=prefix, home=home, + warn_script_location=warn_script_location, + use_user_site=use_user_site, pycompile=pycompile, + ) + self.install_succeeded = True + return + + # Extend the list of global and install options passed on to + # the setup.py call with the ones from the requirements file. + # Options specified in requirements file override those + # specified on the command line, since the last option given + # to setup.py is the one that is used. + global_options = list(global_options) + \ + self.options.get('global_options', []) + install_options = list(install_options) + \ + self.options.get('install_options', []) + + if self.isolated: + # https://github.com/python/mypy/issues/1174 + global_options = global_options + ["--no-user-cfg"] # type: ignore + + with TempDirectory(kind="record") as temp_dir: + record_filename = os.path.join(temp_dir.path, 'install-record.txt') + install_args = self.get_install_args( + global_options, record_filename, root, prefix, pycompile, + ) + msg = 'Running setup.py install for %s' % (self.name,) + with open_spinner(msg) as spinner: + with indent_log(): + with self.build_env: + call_subprocess( + install_args + install_options, + cwd=self.setup_py_dir, + spinner=spinner, + ) + + if not os.path.exists(record_filename): + logger.debug('Record file %s not found', record_filename) + return + self.install_succeeded = True + + def prepend_root(path): + # type: (str) -> str + if root is None or not os.path.isabs(path): + return path + else: + return change_root(root, path) + + with open(record_filename) as f: + for line in f: + directory = os.path.dirname(line) + if directory.endswith('.egg-info'): + egg_info_dir = prepend_root(directory) + break + else: + logger.warning( + 'Could not find .egg-info directory in install record' + ' for %s', + self, + ) + # FIXME: put the record somewhere + # FIXME: should this be an error? + return + new_lines = [] + with open(record_filename) as f: + for line in f: + filename = line.strip() + if os.path.isdir(filename): + filename += os.path.sep + new_lines.append( + os.path.relpath(prepend_root(filename), egg_info_dir) + ) + new_lines.sort() + ensure_dir(egg_info_dir) + inst_files_path = os.path.join(egg_info_dir, 'installed-files.txt') + with open(inst_files_path, 'w') as f: + f.write('\n'.join(new_lines) + '\n') + + def get_install_args( + self, + global_options, # type: Sequence[str] + record_filename, # type: str + root, # type: Optional[str] + prefix, # type: Optional[str] + pycompile # type: bool + ): + # type: (...) -> List[str] + install_args = make_setuptools_shim_args(self.setup_py_path, + unbuffered_output=True) + install_args += list(global_options) + \ + ['install', '--record', record_filename] + install_args += ['--single-version-externally-managed'] + + if root is not None: + install_args += ['--root', root] + if prefix is not None: + install_args += ['--prefix', prefix] + + if pycompile: + install_args += ["--compile"] + else: + install_args += ["--no-compile"] + + if running_under_virtualenv(): + py_ver_str = 'python' + sysconfig.get_python_version() + install_args += ['--install-headers', + os.path.join(sys.prefix, 'include', 'site', + py_ver_str, self.name)] + + return install_args diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_set.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_set.py new file mode 100644 index 00000000..d1966a4a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_set.py @@ -0,0 +1,193 @@ +from __future__ import absolute_import + +import logging +from collections import OrderedDict + +from pip._internal.exceptions import InstallationError +from pip._internal.utils.logging import indent_log +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.wheel import Wheel + +if MYPY_CHECK_RUNNING: + from typing import Dict, Iterable, List, Optional, Tuple + from pip._internal.req.req_install import InstallRequirement + + +logger = logging.getLogger(__name__) + + +class RequirementSet(object): + + def __init__(self, require_hashes=False, check_supported_wheels=True): + # type: (bool, bool) -> None + """Create a RequirementSet. + """ + + self.requirements = OrderedDict() # type: Dict[str, InstallRequirement] # noqa: E501 + self.require_hashes = require_hashes + self.check_supported_wheels = check_supported_wheels + + # Mapping of alias: real_name + self.requirement_aliases = {} # type: Dict[str, str] + self.unnamed_requirements = [] # type: List[InstallRequirement] + self.successfully_downloaded = [] # type: List[InstallRequirement] + self.reqs_to_cleanup = [] # type: List[InstallRequirement] + + def __str__(self): + # type: () -> str + reqs = [req for req in self.requirements.values() + if not req.comes_from] + reqs.sort(key=lambda req: req.name.lower()) + return ' '.join([str(req.req) for req in reqs]) + + def __repr__(self): + # type: () -> str + reqs = [req for req in self.requirements.values()] + reqs.sort(key=lambda req: req.name.lower()) + reqs_str = ', '.join([str(req.req) for req in reqs]) + return ('<%s object; %d requirement(s): %s>' + % (self.__class__.__name__, len(reqs), reqs_str)) + + def add_requirement( + self, + install_req, # type: InstallRequirement + parent_req_name=None, # type: Optional[str] + extras_requested=None # type: Optional[Iterable[str]] + ): + # type: (...) -> Tuple[List[InstallRequirement], Optional[InstallRequirement]] # noqa: E501 + """Add install_req as a requirement to install. + + :param parent_req_name: The name of the requirement that needed this + added. The name is used because when multiple unnamed requirements + resolve to the same name, we could otherwise end up with dependency + links that point outside the Requirements set. parent_req must + already be added. Note that None implies that this is a user + supplied requirement, vs an inferred one. + :param extras_requested: an iterable of extras used to evaluate the + environment markers. + :return: Additional requirements to scan. That is either [] if + the requirement is not applicable, or [install_req] if the + requirement is applicable and has just been added. + """ + name = install_req.name + + # If the markers do not match, ignore this requirement. + if not install_req.match_markers(extras_requested): + logger.info( + "Ignoring %s: markers '%s' don't match your environment", + name, install_req.markers, + ) + return [], None + + # If the wheel is not supported, raise an error. + # Should check this after filtering out based on environment markers to + # allow specifying different wheels based on the environment/OS, in a + # single requirements file. + if install_req.link and install_req.link.is_wheel: + wheel = Wheel(install_req.link.filename) + if self.check_supported_wheels and not wheel.supported(): + raise InstallationError( + "%s is not a supported wheel on this platform." % + wheel.filename + ) + + # This next bit is really a sanity check. + assert install_req.is_direct == (parent_req_name is None), ( + "a direct req shouldn't have a parent and also, " + "a non direct req should have a parent" + ) + + # Unnamed requirements are scanned again and the requirement won't be + # added as a dependency until after scanning. + if not name: + # url or path requirement w/o an egg fragment + self.unnamed_requirements.append(install_req) + return [install_req], None + + try: + existing_req = self.get_requirement(name) + except KeyError: + existing_req = None + + has_conflicting_requirement = ( + parent_req_name is None and + existing_req and + not existing_req.constraint and + existing_req.extras == install_req.extras and + existing_req.req.specifier != install_req.req.specifier + ) + if has_conflicting_requirement: + raise InstallationError( + "Double requirement given: %s (already in %s, name=%r)" + % (install_req, existing_req, name) + ) + + # When no existing requirement exists, add the requirement as a + # dependency and it will be scanned again after. + if not existing_req: + self.requirements[name] = install_req + # FIXME: what about other normalizations? E.g., _ vs. -? + if name.lower() != name: + self.requirement_aliases[name.lower()] = name + # We'd want to rescan this requirements later + return [install_req], install_req + + # Assume there's no need to scan, and that we've already + # encountered this for scanning. + if install_req.constraint or not existing_req.constraint: + return [], existing_req + + does_not_satisfy_constraint = ( + install_req.link and + not ( + existing_req.link and + install_req.link.path == existing_req.link.path + ) + ) + if does_not_satisfy_constraint: + self.reqs_to_cleanup.append(install_req) + raise InstallationError( + "Could not satisfy constraints for '%s': " + "installation from path or url cannot be " + "constrained to a version" % name, + ) + # If we're now installing a constraint, mark the existing + # object for real installation. + existing_req.constraint = False + existing_req.extras = tuple(sorted( + set(existing_req.extras) | set(install_req.extras) + )) + logger.debug( + "Setting %s extras to: %s", + existing_req, existing_req.extras, + ) + # Return the existing requirement for addition to the parent and + # scanning again. + return [existing_req], existing_req + + def has_requirement(self, project_name): + # type: (str) -> bool + name = project_name.lower() + if (name in self.requirements and + not self.requirements[name].constraint or + name in self.requirement_aliases and + not self.requirements[self.requirement_aliases[name]].constraint): + return True + return False + + def get_requirement(self, project_name): + # type: (str) -> InstallRequirement + for name in project_name, project_name.lower(): + if name in self.requirements: + return self.requirements[name] + if name in self.requirement_aliases: + return self.requirements[self.requirement_aliases[name]] + raise KeyError("No project with the name %r" % project_name) + + def cleanup_files(self): + # type: () -> None + """Clean up files, remove builds.""" + logger.debug('Cleaning up...') + with indent_log(): + for req in self.reqs_to_cleanup: + req.remove_temporary_source() diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_tracker.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_tracker.py new file mode 100644 index 00000000..e36a3f6b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_tracker.py @@ -0,0 +1,96 @@ +from __future__ import absolute_import + +import contextlib +import errno +import hashlib +import logging +import os + +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from types import TracebackType + from typing import Iterator, Optional, Set, Type + from pip._internal.req.req_install import InstallRequirement + from pip._internal.models.link import Link + +logger = logging.getLogger(__name__) + + +class RequirementTracker(object): + + def __init__(self): + # type: () -> None + self._root = os.environ.get('PIP_REQ_TRACKER') + if self._root is None: + self._temp_dir = TempDirectory(delete=False, kind='req-tracker') + self._temp_dir.create() + self._root = os.environ['PIP_REQ_TRACKER'] = self._temp_dir.path + logger.debug('Created requirements tracker %r', self._root) + else: + self._temp_dir = None + logger.debug('Re-using requirements tracker %r', self._root) + self._entries = set() # type: Set[InstallRequirement] + + def __enter__(self): + # type: () -> RequirementTracker + return self + + def __exit__( + self, + exc_type, # type: Optional[Type[BaseException]] + exc_val, # type: Optional[BaseException] + exc_tb # type: Optional[TracebackType] + ): + # type: (...) -> None + self.cleanup() + + def _entry_path(self, link): + # type: (Link) -> str + hashed = hashlib.sha224(link.url_without_fragment.encode()).hexdigest() + return os.path.join(self._root, hashed) + + def add(self, req): + # type: (InstallRequirement) -> None + link = req.link + info = str(req) + entry_path = self._entry_path(link) + try: + with open(entry_path) as fp: + # Error, these's already a build in progress. + raise LookupError('%s is already being built: %s' + % (link, fp.read())) + except IOError as e: + if e.errno != errno.ENOENT: + raise + assert req not in self._entries + with open(entry_path, 'w') as fp: + fp.write(info) + self._entries.add(req) + logger.debug('Added %s to build tracker %r', req, self._root) + + def remove(self, req): + # type: (InstallRequirement) -> None + link = req.link + self._entries.remove(req) + os.unlink(self._entry_path(link)) + logger.debug('Removed %s from build tracker %r', req, self._root) + + def cleanup(self): + # type: () -> None + for req in set(self._entries): + self.remove(req) + remove = self._temp_dir is not None + if remove: + self._temp_dir.cleanup() + logger.debug('%s build tracker %r', + 'Removed' if remove else 'Cleaned', + self._root) + + @contextlib.contextmanager + def track(self, req): + # type: (InstallRequirement) -> Iterator[None] + self.add(req) + yield + self.remove(req) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py new file mode 100644 index 00000000..733301ce --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/req/req_uninstall.py @@ -0,0 +1,633 @@ +from __future__ import absolute_import + +import csv +import functools +import logging +import os +import sys +import sysconfig + +from pip._vendor import pkg_resources + +from pip._internal.exceptions import UninstallationError +from pip._internal.locations import bin_py, bin_user +from pip._internal.utils.compat import WINDOWS, cache_from_source, uses_pycache +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import ( + FakeFile, ask, dist_in_usersite, dist_is_local, egg_link_path, is_local, + normalize_path, renames, rmtree, +) +from pip._internal.utils.temp_dir import AdjacentTempDirectory, TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Callable, Dict, Iterable, Iterator, List, Optional, Set, Tuple, + ) + from pip._vendor.pkg_resources import Distribution + +logger = logging.getLogger(__name__) + + +def _script_names(dist, script_name, is_gui): + # type: (Distribution, str, bool) -> List[str] + """Create the fully qualified name of the files created by + {console,gui}_scripts for the given ``dist``. + Returns the list of file names + """ + if dist_in_usersite(dist): + bin_dir = bin_user + else: + bin_dir = bin_py + exe_name = os.path.join(bin_dir, script_name) + paths_to_remove = [exe_name] + if WINDOWS: + paths_to_remove.append(exe_name + '.exe') + paths_to_remove.append(exe_name + '.exe.manifest') + if is_gui: + paths_to_remove.append(exe_name + '-script.pyw') + else: + paths_to_remove.append(exe_name + '-script.py') + return paths_to_remove + + +def _unique(fn): + # type: (Callable) -> Callable[..., Iterator[Any]] + @functools.wraps(fn) + def unique(*args, **kw): + # type: (Any, Any) -> Iterator[Any] + seen = set() # type: Set[Any] + for item in fn(*args, **kw): + if item not in seen: + seen.add(item) + yield item + return unique + + +@_unique +def uninstallation_paths(dist): + # type: (Distribution) -> Iterator[str] + """ + Yield all the uninstallation paths for dist based on RECORD-without-.py[co] + + Yield paths to all the files in RECORD. For each .py file in RECORD, add + the .pyc and .pyo in the same directory. + + UninstallPathSet.add() takes care of the __pycache__ .py[co]. + """ + r = csv.reader(FakeFile(dist.get_metadata_lines('RECORD'))) + for row in r: + path = os.path.join(dist.location, row[0]) + yield path + if path.endswith('.py'): + dn, fn = os.path.split(path) + base = fn[:-3] + path = os.path.join(dn, base + '.pyc') + yield path + path = os.path.join(dn, base + '.pyo') + yield path + + +def compact(paths): + # type: (Iterable[str]) -> Set[str] + """Compact a path set to contain the minimal number of paths + necessary to contain all paths in the set. If /a/path/ and + /a/path/to/a/file.txt are both in the set, leave only the + shorter path.""" + + sep = os.path.sep + short_paths = set() # type: Set[str] + for path in sorted(paths, key=len): + should_skip = any( + path.startswith(shortpath.rstrip("*")) and + path[len(shortpath.rstrip("*").rstrip(sep))] == sep + for shortpath in short_paths + ) + if not should_skip: + short_paths.add(path) + return short_paths + + +def compress_for_rename(paths): + # type: (Iterable[str]) -> Set[str] + """Returns a set containing the paths that need to be renamed. + + This set may include directories when the original sequence of paths + included every file on disk. + """ + case_map = dict((os.path.normcase(p), p) for p in paths) + remaining = set(case_map) + unchecked = sorted(set(os.path.split(p)[0] + for p in case_map.values()), key=len) + wildcards = set() # type: Set[str] + + def norm_join(*a): + # type: (str) -> str + return os.path.normcase(os.path.join(*a)) + + for root in unchecked: + if any(os.path.normcase(root).startswith(w) + for w in wildcards): + # This directory has already been handled. + continue + + all_files = set() # type: Set[str] + all_subdirs = set() # type: Set[str] + for dirname, subdirs, files in os.walk(root): + all_subdirs.update(norm_join(root, dirname, d) + for d in subdirs) + all_files.update(norm_join(root, dirname, f) + for f in files) + # If all the files we found are in our remaining set of files to + # remove, then remove them from the latter set and add a wildcard + # for the directory. + if not (all_files - remaining): + remaining.difference_update(all_files) + wildcards.add(root + os.sep) + + return set(map(case_map.__getitem__, remaining)) | wildcards + + +def compress_for_output_listing(paths): + # type: (Iterable[str]) -> Tuple[Set[str], Set[str]] + """Returns a tuple of 2 sets of which paths to display to user + + The first set contains paths that would be deleted. Files of a package + are not added and the top-level directory of the package has a '*' added + at the end - to signify that all it's contents are removed. + + The second set contains files that would have been skipped in the above + folders. + """ + + will_remove = set(paths) + will_skip = set() + + # Determine folders and files + folders = set() + files = set() + for path in will_remove: + if path.endswith(".pyc"): + continue + if path.endswith("__init__.py") or ".dist-info" in path: + folders.add(os.path.dirname(path)) + files.add(path) + + # probably this one https://github.com/python/mypy/issues/390 + _normcased_files = set(map(os.path.normcase, files)) # type: ignore + + folders = compact(folders) + + # This walks the tree using os.walk to not miss extra folders + # that might get added. + for folder in folders: + for dirpath, _, dirfiles in os.walk(folder): + for fname in dirfiles: + if fname.endswith(".pyc"): + continue + + file_ = os.path.join(dirpath, fname) + if (os.path.isfile(file_) and + os.path.normcase(file_) not in _normcased_files): + # We are skipping this file. Add it to the set. + will_skip.add(file_) + + will_remove = files | { + os.path.join(folder, "*") for folder in folders + } + + return will_remove, will_skip + + +class StashedUninstallPathSet(object): + """A set of file rename operations to stash files while + tentatively uninstalling them.""" + def __init__(self): + # type: () -> None + # Mapping from source file root to [Adjacent]TempDirectory + # for files under that directory. + self._save_dirs = {} # type: Dict[str, TempDirectory] + # (old path, new path) tuples for each move that may need + # to be undone. + self._moves = [] # type: List[Tuple[str, str]] + + def _get_directory_stash(self, path): + # type: (str) -> str + """Stashes a directory. + + Directories are stashed adjacent to their original location if + possible, or else moved/copied into the user's temp dir.""" + + try: + save_dir = AdjacentTempDirectory(path) # type: TempDirectory + save_dir.create() + except OSError: + save_dir = TempDirectory(kind="uninstall") + save_dir.create() + self._save_dirs[os.path.normcase(path)] = save_dir + + return save_dir.path + + def _get_file_stash(self, path): + # type: (str) -> str + """Stashes a file. + + If no root has been provided, one will be created for the directory + in the user's temp directory.""" + path = os.path.normcase(path) + head, old_head = os.path.dirname(path), None + save_dir = None + + while head != old_head: + try: + save_dir = self._save_dirs[head] + break + except KeyError: + pass + head, old_head = os.path.dirname(head), head + else: + # Did not find any suitable root + head = os.path.dirname(path) + save_dir = TempDirectory(kind='uninstall') + save_dir.create() + self._save_dirs[head] = save_dir + + relpath = os.path.relpath(path, head) + if relpath and relpath != os.path.curdir: + return os.path.join(save_dir.path, relpath) + return save_dir.path + + def stash(self, path): + # type: (str) -> str + """Stashes the directory or file and returns its new location. + """ + if os.path.isdir(path): + new_path = self._get_directory_stash(path) + else: + new_path = self._get_file_stash(path) + + self._moves.append((path, new_path)) + if os.path.isdir(path) and os.path.isdir(new_path): + # If we're moving a directory, we need to + # remove the destination first or else it will be + # moved to inside the existing directory. + # We just created new_path ourselves, so it will + # be removable. + os.rmdir(new_path) + renames(path, new_path) + return new_path + + def commit(self): + # type: () -> None + """Commits the uninstall by removing stashed files.""" + for _, save_dir in self._save_dirs.items(): + save_dir.cleanup() + self._moves = [] + self._save_dirs = {} + + def rollback(self): + # type: () -> None + """Undoes the uninstall by moving stashed files back.""" + for p in self._moves: + logging.info("Moving to %s\n from %s", *p) + + for new_path, path in self._moves: + try: + logger.debug('Replacing %s from %s', new_path, path) + if os.path.isfile(new_path): + os.unlink(new_path) + elif os.path.isdir(new_path): + rmtree(new_path) + renames(path, new_path) + except OSError as ex: + logger.error("Failed to restore %s", new_path) + logger.debug("Exception: %s", ex) + + self.commit() + + @property + def can_rollback(self): + # type: () -> bool + return bool(self._moves) + + +class UninstallPathSet(object): + """A set of file paths to be removed in the uninstallation of a + requirement.""" + def __init__(self, dist): + # type: (Distribution) -> None + self.paths = set() # type: Set[str] + self._refuse = set() # type: Set[str] + self.pth = {} # type: Dict[str, UninstallPthEntries] + self.dist = dist + self._moved_paths = StashedUninstallPathSet() + + def _permitted(self, path): + # type: (str) -> bool + """ + Return True if the given path is one we are permitted to + remove/modify, False otherwise. + + """ + return is_local(path) + + def add(self, path): + # type: (str) -> None + head, tail = os.path.split(path) + + # we normalize the head to resolve parent directory symlinks, but not + # the tail, since we only want to uninstall symlinks, not their targets + path = os.path.join(normalize_path(head), os.path.normcase(tail)) + + if not os.path.exists(path): + return + if self._permitted(path): + self.paths.add(path) + else: + self._refuse.add(path) + + # __pycache__ files can show up after 'installed-files.txt' is created, + # due to imports + if os.path.splitext(path)[1] == '.py' and uses_pycache: + self.add(cache_from_source(path)) + + def add_pth(self, pth_file, entry): + # type: (str, str) -> None + pth_file = normalize_path(pth_file) + if self._permitted(pth_file): + if pth_file not in self.pth: + self.pth[pth_file] = UninstallPthEntries(pth_file) + self.pth[pth_file].add(entry) + else: + self._refuse.add(pth_file) + + def remove(self, auto_confirm=False, verbose=False): + # type: (bool, bool) -> None + """Remove paths in ``self.paths`` with confirmation (unless + ``auto_confirm`` is True).""" + + if not self.paths: + logger.info( + "Can't uninstall '%s'. No files were found to uninstall.", + self.dist.project_name, + ) + return + + dist_name_version = ( + self.dist.project_name + "-" + self.dist.version + ) + logger.info('Uninstalling %s:', dist_name_version) + + with indent_log(): + if auto_confirm or self._allowed_to_proceed(verbose): + moved = self._moved_paths + + for_rename = compress_for_rename(self.paths) + + for path in sorted(compact(for_rename)): + moved.stash(path) + logger.debug('Removing file or directory %s', path) + + for pth in self.pth.values(): + pth.remove() + + logger.info('Successfully uninstalled %s', dist_name_version) + + def _allowed_to_proceed(self, verbose): + # type: (bool) -> bool + """Display which files would be deleted and prompt for confirmation + """ + + def _display(msg, paths): + # type: (str, Iterable[str]) -> None + if not paths: + return + + logger.info(msg) + with indent_log(): + for path in sorted(compact(paths)): + logger.info(path) + + if not verbose: + will_remove, will_skip = compress_for_output_listing(self.paths) + else: + # In verbose mode, display all the files that are going to be + # deleted. + will_remove = set(self.paths) + will_skip = set() + + _display('Would remove:', will_remove) + _display('Would not remove (might be manually added):', will_skip) + _display('Would not remove (outside of prefix):', self._refuse) + if verbose: + _display('Will actually move:', compress_for_rename(self.paths)) + + return ask('Proceed (y/n)? ', ('y', 'n')) == 'y' + + def rollback(self): + # type: () -> None + """Rollback the changes previously made by remove().""" + if not self._moved_paths.can_rollback: + logger.error( + "Can't roll back %s; was not uninstalled", + self.dist.project_name, + ) + return + logger.info('Rolling back uninstall of %s', self.dist.project_name) + self._moved_paths.rollback() + for pth in self.pth.values(): + pth.rollback() + + def commit(self): + # type: () -> None + """Remove temporary save dir: rollback will no longer be possible.""" + self._moved_paths.commit() + + @classmethod + def from_dist(cls, dist): + # type: (Distribution) -> UninstallPathSet + dist_path = normalize_path(dist.location) + if not dist_is_local(dist): + logger.info( + "Not uninstalling %s at %s, outside environment %s", + dist.key, + dist_path, + sys.prefix, + ) + return cls(dist) + + if dist_path in {p for p in {sysconfig.get_path("stdlib"), + sysconfig.get_path("platstdlib")} + if p}: + logger.info( + "Not uninstalling %s at %s, as it is in the standard library.", + dist.key, + dist_path, + ) + return cls(dist) + + paths_to_remove = cls(dist) + develop_egg_link = egg_link_path(dist) + develop_egg_link_egg_info = '{}.egg-info'.format( + pkg_resources.to_filename(dist.project_name)) + egg_info_exists = dist.egg_info and os.path.exists(dist.egg_info) + # Special case for distutils installed package + distutils_egg_info = getattr(dist._provider, 'path', None) + + # Uninstall cases order do matter as in the case of 2 installs of the + # same package, pip needs to uninstall the currently detected version + if (egg_info_exists and dist.egg_info.endswith('.egg-info') and + not dist.egg_info.endswith(develop_egg_link_egg_info)): + # if dist.egg_info.endswith(develop_egg_link_egg_info), we + # are in fact in the develop_egg_link case + paths_to_remove.add(dist.egg_info) + if dist.has_metadata('installed-files.txt'): + for installed_file in dist.get_metadata( + 'installed-files.txt').splitlines(): + path = os.path.normpath( + os.path.join(dist.egg_info, installed_file) + ) + paths_to_remove.add(path) + # FIXME: need a test for this elif block + # occurs with --single-version-externally-managed/--record outside + # of pip + elif dist.has_metadata('top_level.txt'): + if dist.has_metadata('namespace_packages.txt'): + namespaces = dist.get_metadata('namespace_packages.txt') + else: + namespaces = [] + for top_level_pkg in [ + p for p + in dist.get_metadata('top_level.txt').splitlines() + if p and p not in namespaces]: + path = os.path.join(dist.location, top_level_pkg) + paths_to_remove.add(path) + paths_to_remove.add(path + '.py') + paths_to_remove.add(path + '.pyc') + paths_to_remove.add(path + '.pyo') + + elif distutils_egg_info: + raise UninstallationError( + "Cannot uninstall {!r}. It is a distutils installed project " + "and thus we cannot accurately determine which files belong " + "to it which would lead to only a partial uninstall.".format( + dist.project_name, + ) + ) + + elif dist.location.endswith('.egg'): + # package installed by easy_install + # We cannot match on dist.egg_name because it can slightly vary + # i.e. setuptools-0.6c11-py2.6.egg vs setuptools-0.6rc11-py2.6.egg + paths_to_remove.add(dist.location) + easy_install_egg = os.path.split(dist.location)[1] + easy_install_pth = os.path.join(os.path.dirname(dist.location), + 'easy-install.pth') + paths_to_remove.add_pth(easy_install_pth, './' + easy_install_egg) + + elif egg_info_exists and dist.egg_info.endswith('.dist-info'): + for path in uninstallation_paths(dist): + paths_to_remove.add(path) + + elif develop_egg_link: + # develop egg + with open(develop_egg_link, 'r') as fh: + link_pointer = os.path.normcase(fh.readline().strip()) + assert (link_pointer == dist.location), ( + 'Egg-link %s does not match installed location of %s ' + '(at %s)' % (link_pointer, dist.project_name, dist.location) + ) + paths_to_remove.add(develop_egg_link) + easy_install_pth = os.path.join(os.path.dirname(develop_egg_link), + 'easy-install.pth') + paths_to_remove.add_pth(easy_install_pth, dist.location) + + else: + logger.debug( + 'Not sure how to uninstall: %s - Check: %s', + dist, dist.location, + ) + + # find distutils scripts= scripts + if dist.has_metadata('scripts') and dist.metadata_isdir('scripts'): + for script in dist.metadata_listdir('scripts'): + if dist_in_usersite(dist): + bin_dir = bin_user + else: + bin_dir = bin_py + paths_to_remove.add(os.path.join(bin_dir, script)) + if WINDOWS: + paths_to_remove.add(os.path.join(bin_dir, script) + '.bat') + + # find console_scripts + _scripts_to_remove = [] + console_scripts = dist.get_entry_map(group='console_scripts') + for name in console_scripts.keys(): + _scripts_to_remove.extend(_script_names(dist, name, False)) + # find gui_scripts + gui_scripts = dist.get_entry_map(group='gui_scripts') + for name in gui_scripts.keys(): + _scripts_to_remove.extend(_script_names(dist, name, True)) + + for s in _scripts_to_remove: + paths_to_remove.add(s) + + return paths_to_remove + + +class UninstallPthEntries(object): + def __init__(self, pth_file): + # type: (str) -> None + if not os.path.isfile(pth_file): + raise UninstallationError( + "Cannot remove entries from nonexistent file %s" % pth_file + ) + self.file = pth_file + self.entries = set() # type: Set[str] + self._saved_lines = None # type: Optional[List[bytes]] + + def add(self, entry): + # type: (str) -> None + entry = os.path.normcase(entry) + # On Windows, os.path.normcase converts the entry to use + # backslashes. This is correct for entries that describe absolute + # paths outside of site-packages, but all the others use forward + # slashes. + if WINDOWS and not os.path.splitdrive(entry)[0]: + entry = entry.replace('\\', '/') + self.entries.add(entry) + + def remove(self): + # type: () -> None + logger.debug('Removing pth entries from %s:', self.file) + with open(self.file, 'rb') as fh: + # windows uses '\r\n' with py3k, but uses '\n' with py2.x + lines = fh.readlines() + self._saved_lines = lines + if any(b'\r\n' in line for line in lines): + endline = '\r\n' + else: + endline = '\n' + # handle missing trailing newline + if lines and not lines[-1].endswith(endline.encode("utf-8")): + lines[-1] = lines[-1] + endline.encode("utf-8") + for entry in self.entries: + try: + logger.debug('Removing entry: %s', entry) + lines.remove((entry + endline).encode("utf-8")) + except ValueError: + pass + with open(self.file, 'wb') as fh: + fh.writelines(lines) + + def rollback(self): + # type: () -> bool + if 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b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/__pycache__/virtualenv.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/appdirs.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/appdirs.py new file mode 100644 index 00000000..fb261110 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/appdirs.py @@ -0,0 +1,268 @@ +""" +This code was taken from https://github.com/ActiveState/appdirs and modified +to suit our purposes. +""" +from __future__ import absolute_import + +import os +import sys + +from pip._vendor.six import PY2, text_type + +from pip._internal.utils.compat import WINDOWS, expanduser +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List + + +def user_cache_dir(appname): + # type: (str) -> str + r""" + Return full path to the user-specific cache dir for this application. + + "appname" is the name of application. + + Typical user cache directories are: + macOS: ~/Library/Caches/ + Unix: ~/.cache/ (XDG default) + Windows: C:\Users\\AppData\Local\\Cache + + On Windows the only suggestion in the MSDN docs is that local settings go + in the `CSIDL_LOCAL_APPDATA` directory. This is identical to the + non-roaming app data dir (the default returned by `user_data_dir`). Apps + typically put cache data somewhere *under* the given dir here. Some + examples: + ...\Mozilla\Firefox\Profiles\\Cache + ...\Acme\SuperApp\Cache\1.0 + + OPINION: This function appends "Cache" to the `CSIDL_LOCAL_APPDATA` value. + """ + if WINDOWS: + # Get the base path + path = os.path.normpath(_get_win_folder("CSIDL_LOCAL_APPDATA")) + + # When using Python 2, return paths as bytes on Windows like we do on + # other operating systems. See helper function docs for more details. + if PY2 and isinstance(path, text_type): + path = _win_path_to_bytes(path) + + # Add our app name and Cache directory to it + path = os.path.join(path, appname, "Cache") + elif sys.platform == "darwin": + # Get the base path + path = expanduser("~/Library/Caches") + + # Add our app name to it + path = os.path.join(path, appname) + else: + # Get the base path + path = os.getenv("XDG_CACHE_HOME", expanduser("~/.cache")) + + # Add our app name to it + path = os.path.join(path, appname) + + return path + + +def user_data_dir(appname, roaming=False): + # type: (str, bool) -> str + r""" + Return full path to the user-specific data dir for this application. + + "appname" is the name of application. + If None, just the system directory is returned. + "roaming" (boolean, default False) can be set True to use the Windows + roaming appdata directory. That means that for users on a Windows + network setup for roaming profiles, this user data will be + sync'd on login. See + + for a discussion of issues. + + Typical user data directories are: + macOS: ~/Library/Application Support/ + if it exists, else ~/.config/ + Unix: ~/.local/share/ # or in + $XDG_DATA_HOME, if defined + Win XP (not roaming): C:\Documents and Settings\\ ... + ...Application Data\ + Win XP (roaming): C:\Documents and Settings\\Local ... + ...Settings\Application Data\ + Win 7 (not roaming): C:\\Users\\AppData\Local\ + Win 7 (roaming): C:\\Users\\AppData\Roaming\ + + For Unix, we follow the XDG spec and support $XDG_DATA_HOME. + That means, by default "~/.local/share/". + """ + if WINDOWS: + const = roaming and "CSIDL_APPDATA" or "CSIDL_LOCAL_APPDATA" + path = os.path.join(os.path.normpath(_get_win_folder(const)), appname) + elif sys.platform == "darwin": + path = os.path.join( + expanduser('~/Library/Application Support/'), + appname, + ) if os.path.isdir(os.path.join( + expanduser('~/Library/Application Support/'), + appname, + ) + ) else os.path.join( + expanduser('~/.config/'), + appname, + ) + else: + path = os.path.join( + os.getenv('XDG_DATA_HOME', expanduser("~/.local/share")), + appname, + ) + + return path + + +def user_config_dir(appname, roaming=True): + # type: (str, bool) -> str + """Return full path to the user-specific config dir for this application. + + "appname" is the name of application. + If None, just the system directory is returned. + "roaming" (boolean, default True) can be set False to not use the + Windows roaming appdata directory. That means that for users on a + Windows network setup for roaming profiles, this user data will be + sync'd on login. See + + for a discussion of issues. + + Typical user data directories are: + macOS: same as user_data_dir + Unix: ~/.config/ + Win *: same as user_data_dir + + For Unix, we follow the XDG spec and support $XDG_CONFIG_HOME. + That means, by default "~/.config/". + """ + if WINDOWS: + path = user_data_dir(appname, roaming=roaming) + elif sys.platform == "darwin": + path = user_data_dir(appname) + else: + path = os.getenv('XDG_CONFIG_HOME', expanduser("~/.config")) + path = os.path.join(path, appname) + + return path + + +# for the discussion regarding site_config_dirs locations +# see +def site_config_dirs(appname): + # type: (str) -> List[str] + r"""Return a list of potential user-shared config dirs for this application. + + "appname" is the name of application. + + Typical user config directories are: + macOS: /Library/Application Support// + Unix: /etc or $XDG_CONFIG_DIRS[i]// for each value in + $XDG_CONFIG_DIRS + Win XP: C:\Documents and Settings\All Users\Application ... + ...Data\\ + Vista: (Fail! "C:\ProgramData" is a hidden *system* directory + on Vista.) + Win 7: Hidden, but writeable on Win 7: + C:\ProgramData\\ + """ + if WINDOWS: + path = os.path.normpath(_get_win_folder("CSIDL_COMMON_APPDATA")) + pathlist = [os.path.join(path, appname)] + elif sys.platform == 'darwin': + pathlist = [os.path.join('/Library/Application Support', appname)] + else: + # try looking in $XDG_CONFIG_DIRS + xdg_config_dirs = os.getenv('XDG_CONFIG_DIRS', '/etc/xdg') + if xdg_config_dirs: + pathlist = [ + os.path.join(expanduser(x), appname) + for x in xdg_config_dirs.split(os.pathsep) + ] + else: + pathlist = [] + + # always look in /etc directly as well + pathlist.append('/etc') + + return pathlist + + +# -- Windows support functions -- + +def _get_win_folder_from_registry(csidl_name): + # type: (str) -> str + """ + This is a fallback technique at best. I'm not sure if using the + registry for this guarantees us the correct answer for all CSIDL_* + names. + """ + import _winreg + + shell_folder_name = { + "CSIDL_APPDATA": "AppData", + "CSIDL_COMMON_APPDATA": "Common AppData", + "CSIDL_LOCAL_APPDATA": "Local AppData", + }[csidl_name] + + key = _winreg.OpenKey( + _winreg.HKEY_CURRENT_USER, + r"Software\Microsoft\Windows\CurrentVersion\Explorer\Shell Folders" + ) + directory, _type = _winreg.QueryValueEx(key, shell_folder_name) + return directory + + +def _get_win_folder_with_ctypes(csidl_name): + # type: (str) -> str + csidl_const = { + "CSIDL_APPDATA": 26, + "CSIDL_COMMON_APPDATA": 35, + "CSIDL_LOCAL_APPDATA": 28, + }[csidl_name] + + buf = ctypes.create_unicode_buffer(1024) + ctypes.windll.shell32.SHGetFolderPathW(None, csidl_const, None, 0, buf) + + # Downgrade to short path name if have highbit chars. See + # . + has_high_char = False + for c in buf: + if ord(c) > 255: + has_high_char = True + break + if has_high_char: + buf2 = ctypes.create_unicode_buffer(1024) + if ctypes.windll.kernel32.GetShortPathNameW(buf.value, buf2, 1024): + buf = buf2 + + return buf.value + + +if WINDOWS: + try: + import ctypes + _get_win_folder = _get_win_folder_with_ctypes + except ImportError: + _get_win_folder = _get_win_folder_from_registry + + +def _win_path_to_bytes(path): + """Encode Windows paths to bytes. Only used on Python 2. + + Motivation is to be consistent with other operating systems where paths + are also returned as bytes. This avoids problems mixing bytes and Unicode + elsewhere in the codebase. For more details and discussion see + . + + If encoding using ASCII and MBCS fails, return the original Unicode path. + """ + for encoding in ('ASCII', 'MBCS'): + try: + return path.encode(encoding) + except (UnicodeEncodeError, LookupError): + pass + return path diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/compat.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/compat.py new file mode 100644 index 00000000..ec3995c2 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/compat.py @@ -0,0 +1,293 @@ +"""Stuff that differs in different Python versions and platform +distributions.""" +from __future__ import absolute_import, division + +import codecs +import locale +import logging +import os +import shutil +import sys + +from pip._vendor.six import text_type +from pip._vendor.urllib3.util import IS_PYOPENSSL + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional, Text, Tuple, Union + +try: + import _ssl # noqa +except ImportError: + ssl = None +else: + # This additional assignment was needed to prevent a mypy error. + ssl = _ssl + +try: + import ipaddress +except ImportError: + try: + from pip._vendor import ipaddress # type: ignore + except ImportError: + import ipaddr as ipaddress # type: ignore + ipaddress.ip_address = ipaddress.IPAddress # type: ignore + ipaddress.ip_network = ipaddress.IPNetwork # type: ignore + + +__all__ = [ + "ipaddress", "uses_pycache", "console_to_str", "native_str", + "get_path_uid", "stdlib_pkgs", "WINDOWS", "samefile", "get_terminal_size", + "get_extension_suffixes", +] + + +logger = logging.getLogger(__name__) + +HAS_TLS = (ssl is not None) or IS_PYOPENSSL + +if sys.version_info >= (3, 4): + uses_pycache = True + from importlib.util import cache_from_source +else: + import imp + + try: + cache_from_source = imp.cache_from_source # type: ignore + except AttributeError: + # does not use __pycache__ + cache_from_source = None + + uses_pycache = cache_from_source is not None + + +if sys.version_info >= (3, 5): + backslashreplace_decode = "backslashreplace" +else: + # In version 3.4 and older, backslashreplace exists + # but does not support use for decoding. + # We implement our own replace handler for this + # situation, so that we can consistently use + # backslash replacement for all versions. + def backslashreplace_decode_fn(err): + raw_bytes = (err.object[i] for i in range(err.start, err.end)) + if sys.version_info[0] == 2: + # Python 2 gave us characters - convert to numeric bytes + raw_bytes = (ord(b) for b in raw_bytes) + return u"".join(u"\\x%x" % c for c in raw_bytes), err.end + codecs.register_error( + "backslashreplace_decode", + backslashreplace_decode_fn, + ) + backslashreplace_decode = "backslashreplace_decode" + + +def str_to_display(data, desc=None): + # type: (Union[bytes, Text], Optional[str]) -> Text + """ + For display or logging purposes, convert a bytes object (or text) to + text (e.g. unicode in Python 2) safe for output. + + :param desc: An optional phrase describing the input data, for use in + the log message if a warning is logged. Defaults to "Bytes object". + + This function should never error out and so can take a best effort + approach. It is okay to be lossy if needed since the return value is + just for display. + + We assume the data is in the locale preferred encoding. If it won't + decode properly, we warn the user but decode as best we can. + + We also ensure that the output can be safely written to standard output + without encoding errors. + """ + if isinstance(data, text_type): + return data + + # Otherwise, data is a bytes object (str in Python 2). + # First, get the encoding we assume. This is the preferred + # encoding for the locale, unless that is not found, or + # it is ASCII, in which case assume UTF-8 + encoding = locale.getpreferredencoding() + if (not encoding) or codecs.lookup(encoding).name == "ascii": + encoding = "utf-8" + + # Now try to decode the data - if we fail, warn the user and + # decode with replacement. + try: + decoded_data = data.decode(encoding) + except UnicodeDecodeError: + if desc is None: + desc = 'Bytes object' + msg_format = '{} does not appear to be encoded as %s'.format(desc) + logger.warning(msg_format, encoding) + decoded_data = data.decode(encoding, errors=backslashreplace_decode) + + # Make sure we can print the output, by encoding it to the output + # encoding with replacement of unencodable characters, and then + # decoding again. + # We use stderr's encoding because it's less likely to be + # redirected and if we don't find an encoding we skip this + # step (on the assumption that output is wrapped by something + # that won't fail). + # The double getattr is to deal with the possibility that we're + # being called in a situation where sys.__stderr__ doesn't exist, + # or doesn't have an encoding attribute. Neither of these cases + # should occur in normal pip use, but there's no harm in checking + # in case people use pip in (unsupported) unusual situations. + output_encoding = getattr(getattr(sys, "__stderr__", None), + "encoding", None) + + if output_encoding: + output_encoded = decoded_data.encode( + output_encoding, + errors="backslashreplace" + ) + decoded_data = output_encoded.decode(output_encoding) + + return decoded_data + + +def console_to_str(data): + # type: (bytes) -> Text + """Return a string, safe for output, of subprocess output. + """ + return str_to_display(data, desc='Subprocess output') + + +if sys.version_info >= (3,): + def native_str(s, replace=False): + # type: (str, bool) -> str + if isinstance(s, bytes): + return s.decode('utf-8', 'replace' if replace else 'strict') + return s + +else: + def native_str(s, replace=False): + # type: (str, bool) -> str + # Replace is ignored -- unicode to UTF-8 can't fail + if isinstance(s, text_type): + return s.encode('utf-8') + return s + + +def get_path_uid(path): + # type: (str) -> int + """ + Return path's uid. + + Does not follow symlinks: + https://github.com/pypa/pip/pull/935#discussion_r5307003 + + Placed this function in compat due to differences on AIX and + Jython, that should eventually go away. + + :raises OSError: When path is a symlink or can't be read. + """ + if hasattr(os, 'O_NOFOLLOW'): + fd = os.open(path, os.O_RDONLY | os.O_NOFOLLOW) + file_uid = os.fstat(fd).st_uid + os.close(fd) + else: # AIX and Jython + # WARNING: time of check vulnerability, but best we can do w/o NOFOLLOW + if not os.path.islink(path): + # older versions of Jython don't have `os.fstat` + file_uid = os.stat(path).st_uid + else: + # raise OSError for parity with os.O_NOFOLLOW above + raise OSError( + "%s is a symlink; Will not return uid for symlinks" % path + ) + return file_uid + + +if sys.version_info >= (3, 4): + from importlib.machinery import EXTENSION_SUFFIXES + + def get_extension_suffixes(): + return EXTENSION_SUFFIXES +else: + from imp import get_suffixes + + def get_extension_suffixes(): + return [suffix[0] for suffix in get_suffixes()] + + +def expanduser(path): + # type: (str) -> str + """ + Expand ~ and ~user constructions. + + Includes a workaround for https://bugs.python.org/issue14768 + """ + expanded = os.path.expanduser(path) + if path.startswith('~/') and expanded.startswith('//'): + expanded = expanded[1:] + return expanded + + +# packages in the stdlib that may have installation metadata, but should not be +# considered 'installed'. this theoretically could be determined based on +# dist.location (py27:`sysconfig.get_paths()['stdlib']`, +# py26:sysconfig.get_config_vars('LIBDEST')), but fear platform variation may +# make this ineffective, so hard-coding +stdlib_pkgs = {"python", "wsgiref", "argparse"} + + +# windows detection, covers cpython and ironpython +WINDOWS = (sys.platform.startswith("win") or + (sys.platform == 'cli' and os.name == 'nt')) + + +def samefile(file1, file2): + # type: (str, str) -> bool + """Provide an alternative for os.path.samefile on Windows/Python2""" + if hasattr(os.path, 'samefile'): + return os.path.samefile(file1, file2) + else: + path1 = os.path.normcase(os.path.abspath(file1)) + path2 = os.path.normcase(os.path.abspath(file2)) + return path1 == path2 + + +if hasattr(shutil, 'get_terminal_size'): + def get_terminal_size(): + # type: () -> Tuple[int, int] + """ + Returns a tuple (x, y) representing the width(x) and the height(y) + in characters of the terminal window. + """ + return tuple(shutil.get_terminal_size()) # type: ignore +else: + def get_terminal_size(): + # type: () -> Tuple[int, int] + """ + Returns a tuple (x, y) representing the width(x) and the height(y) + in characters of the terminal window. + """ + def ioctl_GWINSZ(fd): + try: + import fcntl + import termios + import struct + cr = struct.unpack_from( + 'hh', + fcntl.ioctl(fd, termios.TIOCGWINSZ, '12345678') + ) + except Exception: + return None + if cr == (0, 0): + return None + return cr + cr = ioctl_GWINSZ(0) or ioctl_GWINSZ(1) or ioctl_GWINSZ(2) + if not cr: + try: + fd = os.open(os.ctermid(), os.O_RDONLY) + cr = ioctl_GWINSZ(fd) + os.close(fd) + except Exception: + pass + if not cr: + cr = (os.environ.get('LINES', 25), os.environ.get('COLUMNS', 80)) + return int(cr[1]), int(cr[0]) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/deprecation.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/deprecation.py new file mode 100644 index 00000000..b9359bdd --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/deprecation.py @@ -0,0 +1,100 @@ +""" +A module that implements tooling to enable easy warnings about deprecations. +""" +from __future__ import absolute_import + +import logging +import warnings + +from pip._vendor.packaging.version import parse + +from pip import __version__ as current_version +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Any, Optional + + +DEPRECATION_MSG_PREFIX = "DEPRECATION: " + + +class PipDeprecationWarning(Warning): + pass + + +_original_showwarning = None # type: Any + + +# Warnings <-> Logging Integration +def _showwarning(message, category, filename, lineno, file=None, line=None): + if file is not None: + if _original_showwarning is not None: + _original_showwarning( + message, category, filename, lineno, file, line, + ) + elif issubclass(category, PipDeprecationWarning): + # We use a specially named logger which will handle all of the + # deprecation messages for pip. + logger = logging.getLogger("pip._internal.deprecations") + logger.warning(message) + else: + _original_showwarning( + message, category, filename, lineno, file, line, + ) + + +def install_warning_logger(): + # type: () -> None + # Enable our Deprecation Warnings + warnings.simplefilter("default", PipDeprecationWarning, append=True) + + global _original_showwarning + + if _original_showwarning is None: + _original_showwarning = warnings.showwarning + warnings.showwarning = _showwarning + + +def deprecated(reason, replacement, gone_in, issue=None): + # type: (str, Optional[str], Optional[str], Optional[int]) -> None + """Helper to deprecate existing functionality. + + reason: + Textual reason shown to the user about why this functionality has + been deprecated. + replacement: + Textual suggestion shown to the user about what alternative + functionality they can use. + gone_in: + The version of pip does this functionality should get removed in. + Raises errors if pip's current version is greater than or equal to + this. + issue: + Issue number on the tracker that would serve as a useful place for + users to find related discussion and provide feedback. + + Always pass replacement, gone_in and issue as keyword arguments for clarity + at the call site. + """ + + # Construct a nice message. + # This is eagerly formatted as we want it to get logged as if someone + # typed this entire message out. + sentences = [ + (reason, DEPRECATION_MSG_PREFIX + "{}"), + (gone_in, "pip {} will remove support for this functionality."), + (replacement, "A possible replacement is {}."), + (issue, ( + "You can find discussion regarding this at " + "https://github.com/pypa/pip/issues/{}." + )), + ] + message = " ".join( + template.format(val) for val, template in sentences if val is not None + ) + + # Raise as an error if it has to be removed. + if gone_in is not None and parse(current_version) >= parse(gone_in): + raise PipDeprecationWarning(message) + + warnings.warn(message, category=PipDeprecationWarning, stacklevel=2) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/encoding.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/encoding.py new file mode 100644 index 00000000..30139f2e --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/encoding.py @@ -0,0 +1,39 @@ +import codecs +import locale +import re +import sys + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List, Tuple, Text + +BOMS = [ + (codecs.BOM_UTF8, 'utf-8'), + (codecs.BOM_UTF16, 'utf-16'), + (codecs.BOM_UTF16_BE, 'utf-16-be'), + (codecs.BOM_UTF16_LE, 'utf-16-le'), + (codecs.BOM_UTF32, 'utf-32'), + (codecs.BOM_UTF32_BE, 'utf-32-be'), + (codecs.BOM_UTF32_LE, 'utf-32-le'), +] # type: List[Tuple[bytes, Text]] + +ENCODING_RE = re.compile(br'coding[:=]\s*([-\w.]+)') + + +def auto_decode(data): + # type: (bytes) -> Text + """Check a bytes string for a BOM to correctly detect the encoding + + Fallback to locale.getpreferredencoding(False) like open() on Python3""" + for bom, encoding in BOMS: + if data.startswith(bom): + return data[len(bom):].decode(encoding) + # Lets check the first two lines as in PEP263 + for line in data.split(b'\n')[:2]: + if line[0:1] == b'#' and ENCODING_RE.search(line): + encoding = ENCODING_RE.search(line).groups()[0].decode('ascii') + return data.decode(encoding) + return data.decode( + locale.getpreferredencoding(False) or sys.getdefaultencoding(), + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/filesystem.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/filesystem.py new file mode 100644 index 00000000..1e6b0338 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/filesystem.py @@ -0,0 +1,30 @@ +import os +import os.path + +from pip._internal.utils.compat import get_path_uid + + +def check_path_owner(path): + # type: (str) -> bool + # If we don't have a way to check the effective uid of this process, then + # we'll just assume that we own the directory. + if not hasattr(os, "geteuid"): + return True + + previous = None + while path != previous: + if os.path.lexists(path): + # Check if path is writable by current user. + if os.geteuid() == 0: + # Special handling for root user in order to handle properly + # cases where users use sudo without -H flag. + try: + path_uid = get_path_uid(path) + except OSError: + return False + return path_uid == 0 + else: + return os.access(path, os.W_OK) + else: + previous, path = path, os.path.dirname(path) + return False # assume we don't own the path diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/glibc.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/glibc.py new file mode 100644 index 00000000..aa77d9b6 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/glibc.py @@ -0,0 +1,120 @@ +from __future__ import absolute_import + +import os +import re +import warnings + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional, Tuple + + +def glibc_version_string(): + # type: () -> Optional[str] + "Returns glibc version string, or None if not using glibc." + return glibc_version_string_confstr() or glibc_version_string_ctypes() + + +def glibc_version_string_confstr(): + # type: () -> Optional[str] + "Primary implementation of glibc_version_string using os.confstr." + # os.confstr is quite a bit faster than ctypes.DLL. It's also less likely + # to be broken or missing. This strategy is used in the standard library + # platform module: + # https://github.com/python/cpython/blob/fcf1d003bf4f0100c9d0921ff3d70e1127ca1b71/Lib/platform.py#L175-L183 + try: + # os.confstr("CS_GNU_LIBC_VERSION") returns a string like "glibc 2.17": + _, version = os.confstr("CS_GNU_LIBC_VERSION").split() + except (AttributeError, OSError, ValueError): + # os.confstr() or CS_GNU_LIBC_VERSION not available (or a bad value)... + return None + return version + + +def glibc_version_string_ctypes(): + # type: () -> Optional[str] + "Fallback implementation of glibc_version_string using ctypes." + + try: + import ctypes + except ImportError: + return None + + # ctypes.CDLL(None) internally calls dlopen(NULL), and as the dlopen + # manpage says, "If filename is NULL, then the returned handle is for the + # main program". This way we can let the linker do the work to figure out + # which libc our process is actually using. + process_namespace = ctypes.CDLL(None) + try: + gnu_get_libc_version = process_namespace.gnu_get_libc_version + except AttributeError: + # Symbol doesn't exist -> therefore, we are not linked to + # glibc. + return None + + # Call gnu_get_libc_version, which returns a string like "2.5" + gnu_get_libc_version.restype = ctypes.c_char_p + version_str = gnu_get_libc_version() + # py2 / py3 compatibility: + if not isinstance(version_str, str): + version_str = version_str.decode("ascii") + + return version_str + + +# Separated out from have_compatible_glibc for easier unit testing +def check_glibc_version(version_str, required_major, minimum_minor): + # type: (str, int, int) -> bool + # Parse string and check against requested version. + # + # We use a regexp instead of str.split because we want to discard any + # random junk that might come after the minor version -- this might happen + # in patched/forked versions of glibc (e.g. Linaro's version of glibc + # uses version strings like "2.20-2014.11"). See gh-3588. + m = re.match(r"(?P[0-9]+)\.(?P[0-9]+)", version_str) + if not m: + warnings.warn("Expected glibc version with 2 components major.minor," + " got: %s" % version_str, RuntimeWarning) + return False + return (int(m.group("major")) == required_major and + int(m.group("minor")) >= minimum_minor) + + +def have_compatible_glibc(required_major, minimum_minor): + # type: (int, int) -> bool + version_str = glibc_version_string() + if version_str is None: + return False + return check_glibc_version(version_str, required_major, minimum_minor) + + +# platform.libc_ver regularly returns completely nonsensical glibc +# versions. E.g. on my computer, platform says: +# +# ~$ python2.7 -c 'import platform; print(platform.libc_ver())' +# ('glibc', '2.7') +# ~$ python3.5 -c 'import platform; print(platform.libc_ver())' +# ('glibc', '2.9') +# +# But the truth is: +# +# ~$ ldd --version +# ldd (Debian GLIBC 2.22-11) 2.22 +# +# This is unfortunate, because it means that the linehaul data on libc +# versions that was generated by pip 8.1.2 and earlier is useless and +# misleading. Solution: instead of using platform, use our code that actually +# works. +def libc_ver(): + # type: () -> Tuple[str, str] + """Try to determine the glibc version + + Returns a tuple of strings (lib, version) which default to empty strings + in case the lookup fails. + """ + glibc_version = glibc_version_string() + if glibc_version is None: + return ("", "") + else: + return ("glibc", glibc_version) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/hashes.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/hashes.py new file mode 100644 index 00000000..e8aabe1a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/hashes.py @@ -0,0 +1,128 @@ +from __future__ import absolute_import + +import hashlib + +from pip._vendor.six import iteritems, iterkeys, itervalues + +from pip._internal.exceptions import ( + HashMismatch, HashMissing, InstallationError, +) +from pip._internal.utils.misc import read_chunks +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Dict, List, BinaryIO, NoReturn, Iterator + ) + from pip._vendor.six import PY3 + if PY3: + from hashlib import _Hash + else: + from hashlib import _hash as _Hash + + +# The recommended hash algo of the moment. Change this whenever the state of +# the art changes; it won't hurt backward compatibility. +FAVORITE_HASH = 'sha256' + + +# Names of hashlib algorithms allowed by the --hash option and ``pip hash`` +# Currently, those are the ones at least as collision-resistant as sha256. +STRONG_HASHES = ['sha256', 'sha384', 'sha512'] + + +class Hashes(object): + """A wrapper that builds multiple hashes at once and checks them against + known-good values + + """ + def __init__(self, hashes=None): + # type: (Dict[str, List[str]]) -> None + """ + :param hashes: A dict of algorithm names pointing to lists of allowed + hex digests + """ + self._allowed = {} if hashes is None else hashes + + @property + def digest_count(self): + # type: () -> int + return sum(len(digests) for digests in self._allowed.values()) + + def is_hash_allowed( + self, + hash_name, # type: str + hex_digest, # type: str + ): + """Return whether the given hex digest is allowed.""" + return hex_digest in self._allowed.get(hash_name, []) + + def check_against_chunks(self, chunks): + # type: (Iterator[bytes]) -> None + """Check good hashes against ones built from iterable of chunks of + data. + + Raise HashMismatch if none match. + + """ + gots = {} + for hash_name in iterkeys(self._allowed): + try: + gots[hash_name] = hashlib.new(hash_name) + except (ValueError, TypeError): + raise InstallationError('Unknown hash name: %s' % hash_name) + + for chunk in chunks: + for hash in itervalues(gots): + hash.update(chunk) + + for hash_name, got in iteritems(gots): + if got.hexdigest() in self._allowed[hash_name]: + return + self._raise(gots) + + def _raise(self, gots): + # type: (Dict[str, _Hash]) -> NoReturn + raise HashMismatch(self._allowed, gots) + + def check_against_file(self, file): + # type: (BinaryIO) -> None + """Check good hashes against a file-like object + + Raise HashMismatch if none match. + + """ + return self.check_against_chunks(read_chunks(file)) + + def check_against_path(self, path): + # type: (str) -> None + with open(path, 'rb') as file: + return self.check_against_file(file) + + def __nonzero__(self): + # type: () -> bool + """Return whether I know any known-good hashes.""" + return bool(self._allowed) + + def __bool__(self): + # type: () -> bool + return self.__nonzero__() + + +class MissingHashes(Hashes): + """A workalike for Hashes used when we're missing a hash for a requirement + + It computes the actual hash of the requirement and raises a HashMissing + exception showing it to the user. + + """ + def __init__(self): + # type: () -> None + """Don't offer the ``hashes`` kwarg.""" + # Pass our favorite hash in to generate a "gotten hash". With the + # empty list, it will never match, so an error will always raise. + super(MissingHashes, self).__init__(hashes={FAVORITE_HASH: []}) + + def _raise(self, gots): + # type: (Dict[str, _Hash]) -> NoReturn + raise HashMissing(gots[FAVORITE_HASH].hexdigest()) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/logging.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/logging.py new file mode 100644 index 00000000..3fbec712 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/logging.py @@ -0,0 +1,394 @@ +from __future__ import absolute_import + +import contextlib +import errno +import logging +import logging.handlers +import os +import sys +from logging import Filter + +from pip._vendor.six import PY2 + +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.deprecation import DEPRECATION_MSG_PREFIX +from pip._internal.utils.misc import ensure_dir, subprocess_logger + +try: + import threading +except ImportError: + import dummy_threading as threading # type: ignore + + +try: + # Use "import as" and set colorama in the else clause to avoid mypy + # errors and get the following correct revealed type for colorama: + # `Union[_importlib_modulespec.ModuleType, None]` + # Otherwise, we get an error like the following in the except block: + # > Incompatible types in assignment (expression has type "None", + # variable has type Module) + # TODO: eliminate the need to use "import as" once mypy addresses some + # of its issues with conditional imports. Here is an umbrella issue: + # https://github.com/python/mypy/issues/1297 + from pip._vendor import colorama as _colorama +# Lots of different errors can come from this, including SystemError and +# ImportError. +except Exception: + colorama = None +else: + # Import Fore explicitly rather than accessing below as colorama.Fore + # to avoid the following error running mypy: + # > Module has no attribute "Fore" + # TODO: eliminate the need to import Fore once mypy addresses some of its + # issues with conditional imports. This particular case could be an + # instance of the following issue (but also see the umbrella issue above): + # https://github.com/python/mypy/issues/3500 + from pip._vendor.colorama import Fore + + colorama = _colorama + + +_log_state = threading.local() +_log_state.indentation = 0 + + +class BrokenStdoutLoggingError(Exception): + """ + Raised if BrokenPipeError occurs for the stdout stream while logging. + """ + pass + + +# BrokenPipeError does not exist in Python 2 and, in addition, manifests +# differently in Windows and non-Windows. +if WINDOWS: + # In Windows, a broken pipe can show up as EINVAL rather than EPIPE: + # https://bugs.python.org/issue19612 + # https://bugs.python.org/issue30418 + if PY2: + def _is_broken_pipe_error(exc_class, exc): + """See the docstring for non-Windows Python 3 below.""" + return (exc_class is IOError and + exc.errno in (errno.EINVAL, errno.EPIPE)) + else: + # In Windows, a broken pipe IOError became OSError in Python 3. + def _is_broken_pipe_error(exc_class, exc): + """See the docstring for non-Windows Python 3 below.""" + return ((exc_class is BrokenPipeError) or # noqa: F821 + (exc_class is OSError and + exc.errno in (errno.EINVAL, errno.EPIPE))) +elif PY2: + def _is_broken_pipe_error(exc_class, exc): + """See the docstring for non-Windows Python 3 below.""" + return (exc_class is IOError and exc.errno == errno.EPIPE) +else: + # Then we are in the non-Windows Python 3 case. + def _is_broken_pipe_error(exc_class, exc): + """ + Return whether an exception is a broken pipe error. + + Args: + exc_class: an exception class. + exc: an exception instance. + """ + return (exc_class is BrokenPipeError) # noqa: F821 + + +@contextlib.contextmanager +def indent_log(num=2): + """ + A context manager which will cause the log output to be indented for any + log messages emitted inside it. + """ + _log_state.indentation += num + try: + yield + finally: + _log_state.indentation -= num + + +def get_indentation(): + return getattr(_log_state, 'indentation', 0) + + +class IndentingFormatter(logging.Formatter): + + def __init__(self, *args, **kwargs): + """ + A logging.Formatter that obeys the indent_log() context manager. + + :param add_timestamp: A bool indicating output lines should be prefixed + with their record's timestamp. + """ + self.add_timestamp = kwargs.pop("add_timestamp", False) + super(IndentingFormatter, self).__init__(*args, **kwargs) + + def get_message_start(self, formatted, levelno): + """ + Return the start of the formatted log message (not counting the + prefix to add to each line). + """ + if levelno < logging.WARNING: + return '' + if formatted.startswith(DEPRECATION_MSG_PREFIX): + # Then the message already has a prefix. We don't want it to + # look like "WARNING: DEPRECATION: ...." + return '' + if levelno < logging.ERROR: + return 'WARNING: ' + + return 'ERROR: ' + + def format(self, record): + """ + Calls the standard formatter, but will indent all of the log message + lines by our current indentation level. + """ + formatted = super(IndentingFormatter, self).format(record) + message_start = self.get_message_start(formatted, record.levelno) + formatted = message_start + formatted + + prefix = '' + if self.add_timestamp: + # TODO: Use Formatter.default_time_format after dropping PY2. + t = self.formatTime(record, "%Y-%m-%dT%H:%M:%S") + prefix = '%s,%03d ' % (t, record.msecs) + prefix += " " * get_indentation() + formatted = "".join([ + prefix + line + for line in formatted.splitlines(True) + ]) + return formatted + + +def _color_wrap(*colors): + def wrapped(inp): + return "".join(list(colors) + [inp, colorama.Style.RESET_ALL]) + return wrapped + + +class ColorizedStreamHandler(logging.StreamHandler): + + # Don't build up a list of colors if we don't have colorama + if colorama: + COLORS = [ + # This needs to be in order from highest logging level to lowest. + (logging.ERROR, _color_wrap(Fore.RED)), + (logging.WARNING, _color_wrap(Fore.YELLOW)), + ] + else: + COLORS = [] + + def __init__(self, stream=None, no_color=None): + logging.StreamHandler.__init__(self, stream) + self._no_color = no_color + + if WINDOWS and colorama: + self.stream = colorama.AnsiToWin32(self.stream) + + def _using_stdout(self): + """ + Return whether the handler is using sys.stdout. + """ + if WINDOWS and colorama: + # Then self.stream is an AnsiToWin32 object. + return self.stream.wrapped is sys.stdout + + return self.stream is sys.stdout + + def should_color(self): + # Don't colorize things if we do not have colorama or if told not to + if not colorama or self._no_color: + return False + + real_stream = ( + self.stream if not isinstance(self.stream, colorama.AnsiToWin32) + else self.stream.wrapped + ) + + # If the stream is a tty we should color it + if hasattr(real_stream, "isatty") and real_stream.isatty(): + return True + + # If we have an ANSI term we should color it + if os.environ.get("TERM") == "ANSI": + return True + + # If anything else we should not color it + return False + + def format(self, record): + msg = logging.StreamHandler.format(self, record) + + if self.should_color(): + for level, color in self.COLORS: + if record.levelno >= level: + msg = color(msg) + break + + return msg + + # The logging module says handleError() can be customized. + def handleError(self, record): + exc_class, exc = sys.exc_info()[:2] + # If a broken pipe occurred while calling write() or flush() on the + # stdout stream in logging's Handler.emit(), then raise our special + # exception so we can handle it in main() instead of logging the + # broken pipe error and continuing. + if (exc_class and self._using_stdout() and + _is_broken_pipe_error(exc_class, exc)): + raise BrokenStdoutLoggingError() + + return super(ColorizedStreamHandler, self).handleError(record) + + +class BetterRotatingFileHandler(logging.handlers.RotatingFileHandler): + + def _open(self): + ensure_dir(os.path.dirname(self.baseFilename)) + return logging.handlers.RotatingFileHandler._open(self) + + +class MaxLevelFilter(Filter): + + def __init__(self, level): + self.level = level + + def filter(self, record): + return record.levelno < self.level + + +class ExcludeLoggerFilter(Filter): + + """ + A logging Filter that excludes records from a logger (or its children). + """ + + def filter(self, record): + # The base Filter class allows only records from a logger (or its + # children). + return not super(ExcludeLoggerFilter, self).filter(record) + + +def setup_logging(verbosity, no_color, user_log_file): + """Configures and sets up all of the logging + + Returns the requested logging level, as its integer value. + """ + + # Determine the level to be logging at. + if verbosity >= 1: + level = "DEBUG" + elif verbosity == -1: + level = "WARNING" + elif verbosity == -2: + level = "ERROR" + elif verbosity <= -3: + level = "CRITICAL" + else: + level = "INFO" + + level_number = getattr(logging, level) + + # The "root" logger should match the "console" level *unless* we also need + # to log to a user log file. + include_user_log = user_log_file is not None + if include_user_log: + additional_log_file = user_log_file + root_level = "DEBUG" + else: + additional_log_file = "/dev/null" + root_level = level + + # Disable any logging besides WARNING unless we have DEBUG level logging + # enabled for vendored libraries. + vendored_log_level = "WARNING" if level in ["INFO", "ERROR"] else "DEBUG" + + # Shorthands for clarity + log_streams = { + "stdout": "ext://sys.stdout", + "stderr": "ext://sys.stderr", + } + handler_classes = { + "stream": "pip._internal.utils.logging.ColorizedStreamHandler", + "file": "pip._internal.utils.logging.BetterRotatingFileHandler", + } + handlers = ["console", "console_errors", "console_subprocess"] + ( + ["user_log"] if include_user_log else [] + ) + + logging.config.dictConfig({ + "version": 1, + "disable_existing_loggers": False, + "filters": { + "exclude_warnings": { + "()": "pip._internal.utils.logging.MaxLevelFilter", + "level": logging.WARNING, + }, + "restrict_to_subprocess": { + "()": "logging.Filter", + "name": subprocess_logger.name, + }, + "exclude_subprocess": { + "()": "pip._internal.utils.logging.ExcludeLoggerFilter", + "name": subprocess_logger.name, + }, + }, + "formatters": { + "indent": { + "()": IndentingFormatter, + "format": "%(message)s", + }, + "indent_with_timestamp": { + "()": IndentingFormatter, + "format": "%(message)s", + "add_timestamp": True, + }, + }, + "handlers": { + "console": { + "level": level, + "class": handler_classes["stream"], + "no_color": no_color, + "stream": log_streams["stdout"], + "filters": ["exclude_subprocess", "exclude_warnings"], + "formatter": "indent", + }, + "console_errors": { + "level": "WARNING", + "class": handler_classes["stream"], + "no_color": no_color, + "stream": log_streams["stderr"], + "filters": ["exclude_subprocess"], + "formatter": "indent", + }, + # A handler responsible for logging to the console messages + # from the "subprocessor" logger. + "console_subprocess": { + "level": level, + "class": handler_classes["stream"], + "no_color": no_color, + "stream": log_streams["stderr"], + "filters": ["restrict_to_subprocess"], + "formatter": "indent", + }, + "user_log": { + "level": "DEBUG", + "class": handler_classes["file"], + "filename": additional_log_file, + "delay": True, + "formatter": "indent_with_timestamp", + }, + }, + "root": { + "level": root_level, + "handlers": handlers, + }, + "loggers": { + "pip._vendor": { + "level": vendored_log_level + } + }, + }) + + return level_number diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/marker_files.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/marker_files.py new file mode 100644 index 00000000..cb0c8ebc --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/marker_files.py @@ -0,0 +1,20 @@ +import os.path + +DELETE_MARKER_MESSAGE = '''\ +This file is placed here by pip to indicate the source was put +here by pip. + +Once this package is successfully installed this source code will be +deleted (unless you remove this file). +''' +PIP_DELETE_MARKER_FILENAME = 'pip-delete-this-directory.txt' + + +def write_delete_marker_file(directory): + # type: (str) -> None + """ + Write the pip delete marker file into this directory. + """ + filepath = os.path.join(directory, PIP_DELETE_MARKER_FILENAME) + with open(filepath, 'w') as marker_fp: + marker_fp.write(DELETE_MARKER_MESSAGE) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/misc.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/misc.py new file mode 100644 index 00000000..abb95979 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/misc.py @@ -0,0 +1,1204 @@ +from __future__ import absolute_import + +import contextlib +import errno +import getpass +import io +# we have a submodule named 'logging' which would shadow this if we used the +# regular name: +import logging as std_logging +import os +import posixpath +import re +import shutil +import stat +import subprocess +import sys +import tarfile +import zipfile +from collections import deque + +from pip._vendor import pkg_resources +# NOTE: retrying is not annotated in typeshed as on 2017-07-17, which is +# why we ignore the type on this import. +from pip._vendor.retrying import retry # type: ignore +from pip._vendor.six import PY2, text_type +from pip._vendor.six.moves import input, shlex_quote +from pip._vendor.six.moves.urllib import parse as urllib_parse +from pip._vendor.six.moves.urllib import request as urllib_request +from pip._vendor.six.moves.urllib.parse import unquote as urllib_unquote + +from pip import __version__ +from pip._internal.exceptions import CommandError, InstallationError +from pip._internal.locations import site_packages, user_site +from pip._internal.utils.compat import ( + WINDOWS, console_to_str, expanduser, stdlib_pkgs, str_to_display, +) +from pip._internal.utils.marker_files import write_delete_marker_file +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.virtualenv import ( + running_under_virtualenv, virtualenv_no_global, +) + +if PY2: + from io import BytesIO as StringIO +else: + from io import StringIO + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, AnyStr, Container, Iterable, List, Mapping, Match, Optional, Text, + Union, + ) + from pip._vendor.pkg_resources import Distribution + from pip._internal.models.link import Link + from pip._internal.utils.ui import SpinnerInterface + +try: + from typing import cast, Tuple + VersionInfo = Tuple[int, int, int] +except ImportError: + # typing's cast() isn't supported in code comments, so we need to + # define a dummy, no-op version. + def cast(typ, val): + return val + VersionInfo = None + + +__all__ = ['rmtree', 'display_path', 'backup_dir', + 'ask', 'splitext', + 'format_size', 'is_installable_dir', + 'is_svn_page', 'file_contents', + 'split_leading_dir', 'has_leading_dir', + 'normalize_path', + 'renames', 'get_prog', + 'unzip_file', 'untar_file', 'unpack_file', 'call_subprocess', + 'captured_stdout', 'ensure_dir', + 'ARCHIVE_EXTENSIONS', 'SUPPORTED_EXTENSIONS', 'WHEEL_EXTENSION', + 'get_installed_version', 'remove_auth_from_url'] + + +logger = std_logging.getLogger(__name__) +subprocess_logger = std_logging.getLogger('pip.subprocessor') + +LOG_DIVIDER = '----------------------------------------' + +WHEEL_EXTENSION = '.whl' +BZ2_EXTENSIONS = ('.tar.bz2', '.tbz') +XZ_EXTENSIONS = ('.tar.xz', '.txz', '.tlz', '.tar.lz', '.tar.lzma') +ZIP_EXTENSIONS = ('.zip', WHEEL_EXTENSION) +TAR_EXTENSIONS = ('.tar.gz', '.tgz', '.tar') +ARCHIVE_EXTENSIONS = ( + ZIP_EXTENSIONS + BZ2_EXTENSIONS + TAR_EXTENSIONS + XZ_EXTENSIONS) +SUPPORTED_EXTENSIONS = ZIP_EXTENSIONS + TAR_EXTENSIONS + +try: + import bz2 # noqa + SUPPORTED_EXTENSIONS += BZ2_EXTENSIONS +except ImportError: + logger.debug('bz2 module is not available') + +try: + # Only for Python 3.3+ + import lzma # noqa + SUPPORTED_EXTENSIONS += XZ_EXTENSIONS +except ImportError: + logger.debug('lzma module is not available') + + +def get_pip_version(): + # type: () -> str + pip_pkg_dir = os.path.join(os.path.dirname(__file__), "..", "..") + pip_pkg_dir = os.path.abspath(pip_pkg_dir) + + return ( + 'pip {} from {} (python {})'.format( + __version__, pip_pkg_dir, sys.version[:3], + ) + ) + + +def normalize_version_info(py_version_info): + # type: (Tuple[int, ...]) -> Tuple[int, int, int] + """ + Convert a tuple of ints representing a Python version to one of length + three. + + :param py_version_info: a tuple of ints representing a Python version, + or None to specify no version. The tuple can have any length. + + :return: a tuple of length three if `py_version_info` is non-None. + Otherwise, return `py_version_info` unchanged (i.e. None). + """ + if len(py_version_info) < 3: + py_version_info += (3 - len(py_version_info)) * (0,) + elif len(py_version_info) > 3: + py_version_info = py_version_info[:3] + + return cast(VersionInfo, py_version_info) + + +def ensure_dir(path): + # type: (AnyStr) -> None + """os.path.makedirs without EEXIST.""" + try: + os.makedirs(path) + except OSError as e: + if e.errno != errno.EEXIST: + raise + + +def get_prog(): + # type: () -> str + try: + prog = os.path.basename(sys.argv[0]) + if prog in ('__main__.py', '-c'): + return "%s -m pip" % sys.executable + else: + return prog + except (AttributeError, TypeError, IndexError): + pass + return 'pip' + + +# Retry every half second for up to 3 seconds +@retry(stop_max_delay=3000, wait_fixed=500) +def rmtree(dir, ignore_errors=False): + # type: (str, bool) -> None + shutil.rmtree(dir, ignore_errors=ignore_errors, + onerror=rmtree_errorhandler) + + +def rmtree_errorhandler(func, path, exc_info): + """On Windows, the files in .svn are read-only, so when rmtree() tries to + remove them, an exception is thrown. We catch that here, remove the + read-only attribute, and hopefully continue without problems.""" + # if file type currently read only + if os.stat(path).st_mode & stat.S_IREAD: + # convert to read/write + os.chmod(path, stat.S_IWRITE) + # use the original function to repeat the operation + func(path) + return + else: + raise + + +def path_to_display(path): + # type: (Optional[Union[str, Text]]) -> Optional[Text] + """ + Convert a bytes (or text) path to text (unicode in Python 2) for display + and logging purposes. + + This function should never error out. Also, this function is mainly needed + for Python 2 since in Python 3 str paths are already text. + """ + if path is None: + return None + if isinstance(path, text_type): + return path + # Otherwise, path is a bytes object (str in Python 2). + try: + display_path = path.decode(sys.getfilesystemencoding(), 'strict') + except UnicodeDecodeError: + # Include the full bytes to make troubleshooting easier, even though + # it may not be very human readable. + if PY2: + # Convert the bytes to a readable str representation using + # repr(), and then convert the str to unicode. + # Also, we add the prefix "b" to the repr() return value both + # to make the Python 2 output look like the Python 3 output, and + # to signal to the user that this is a bytes representation. + display_path = str_to_display('b{!r}'.format(path)) + else: + # Silence the "F821 undefined name 'ascii'" flake8 error since + # in Python 3 ascii() is a built-in. + display_path = ascii(path) # noqa: F821 + + return display_path + + +def display_path(path): + # type: (Union[str, Text]) -> str + """Gives the display value for a given path, making it relative to cwd + if possible.""" + path = os.path.normcase(os.path.abspath(path)) + if sys.version_info[0] == 2: + path = path.decode(sys.getfilesystemencoding(), 'replace') + path = path.encode(sys.getdefaultencoding(), 'replace') + if path.startswith(os.getcwd() + os.path.sep): + path = '.' + path[len(os.getcwd()):] + return path + + +def backup_dir(dir, ext='.bak'): + # type: (str, str) -> str + """Figure out the name of a directory to back up the given dir to + (adding .bak, .bak2, etc)""" + n = 1 + extension = ext + while os.path.exists(dir + extension): + n += 1 + extension = ext + str(n) + return dir + extension + + +def ask_path_exists(message, options): + # type: (str, Iterable[str]) -> str + for action in os.environ.get('PIP_EXISTS_ACTION', '').split(): + if action in options: + return action + return ask(message, options) + + +def _check_no_input(message): + # type: (str) -> None + """Raise an error if no input is allowed.""" + if os.environ.get('PIP_NO_INPUT'): + raise Exception( + 'No input was expected ($PIP_NO_INPUT set); question: %s' % + message + ) + + +def ask(message, options): + # type: (str, Iterable[str]) -> str + """Ask the message interactively, with the given possible responses""" + while 1: + _check_no_input(message) + response = input(message) + response = response.strip().lower() + if response not in options: + print( + 'Your response (%r) was not one of the expected responses: ' + '%s' % (response, ', '.join(options)) + ) + else: + return response + + +def ask_input(message): + # type: (str) -> str + """Ask for input interactively.""" + _check_no_input(message) + return input(message) + + +def ask_password(message): + # type: (str) -> str + """Ask for a password interactively.""" + _check_no_input(message) + return getpass.getpass(message) + + +def format_size(bytes): + # type: (float) -> str + if bytes > 1000 * 1000: + return '%.1fMB' % (bytes / 1000.0 / 1000) + elif bytes > 10 * 1000: + return '%ikB' % (bytes / 1000) + elif bytes > 1000: + return '%.1fkB' % (bytes / 1000.0) + else: + return '%ibytes' % bytes + + +def is_installable_dir(path): + # type: (str) -> bool + """Is path is a directory containing setup.py or pyproject.toml? + """ + if not os.path.isdir(path): + return False + setup_py = os.path.join(path, 'setup.py') + if os.path.isfile(setup_py): + return True + pyproject_toml = os.path.join(path, 'pyproject.toml') + if os.path.isfile(pyproject_toml): + return True + return False + + +def is_svn_page(html): + # type: (Union[str, Text]) -> Optional[Match[Union[str, Text]]] + """ + Returns true if the page appears to be the index page of an svn repository + """ + return (re.search(r'[^<]*Revision \d+:', html) and + re.search(r'Powered by (?:<a[^>]*?>)?Subversion', html, re.I)) + + +def file_contents(filename): + # type: (str) -> Text + with open(filename, 'rb') as fp: + return fp.read().decode('utf-8') + + +def read_chunks(file, size=io.DEFAULT_BUFFER_SIZE): + """Yield pieces of data from a file-like object until EOF.""" + while True: + chunk = file.read(size) + if not chunk: + break + yield chunk + + +def split_leading_dir(path): + # type: (Union[str, Text]) -> List[Union[str, Text]] + path = path.lstrip('/').lstrip('\\') + if '/' in path and (('\\' in path and path.find('/') < path.find('\\')) or + '\\' not in path): + return path.split('/', 1) + elif '\\' in path: + return path.split('\\', 1) + else: + return [path, ''] + + +def has_leading_dir(paths): + # type: (Iterable[Union[str, Text]]) -> bool + """Returns true if all the paths have the same leading path name + (i.e., everything is in one subdirectory in an archive)""" + common_prefix = None + for path in paths: + prefix, rest = split_leading_dir(path) + if not prefix: + return False + elif common_prefix is None: + common_prefix = prefix + elif prefix != common_prefix: + return False + return True + + +def normalize_path(path, resolve_symlinks=True): + # type: (str, bool) -> str + """ + Convert a path to its canonical, case-normalized, absolute version. + + """ + path = expanduser(path) + if resolve_symlinks: + path = os.path.realpath(path) + else: + path = os.path.abspath(path) + return os.path.normcase(path) + + +def splitext(path): + # type: (str) -> Tuple[str, str] + """Like os.path.splitext, but take off .tar too""" + base, ext = posixpath.splitext(path) + if base.lower().endswith('.tar'): + ext = base[-4:] + ext + base = base[:-4] + return base, ext + + +def renames(old, new): + # type: (str, str) -> None + """Like os.renames(), but handles renaming across devices.""" + # Implementation borrowed from os.renames(). + head, tail = os.path.split(new) + if head and tail and not os.path.exists(head): + os.makedirs(head) + + shutil.move(old, new) + + head, tail = os.path.split(old) + if head and tail: + try: + os.removedirs(head) + except OSError: + pass + + +def is_local(path): + # type: (str) -> bool + """ + Return True if path is within sys.prefix, if we're running in a virtualenv. + + If we're not in a virtualenv, all paths are considered "local." + + """ + if not running_under_virtualenv(): + return True + return normalize_path(path).startswith(normalize_path(sys.prefix)) + + +def dist_is_local(dist): + # type: (Distribution) -> bool + """ + Return True if given Distribution object is installed locally + (i.e. within current virtualenv). + + Always True if we're not in a virtualenv. + + """ + return is_local(dist_location(dist)) + + +def dist_in_usersite(dist): + # type: (Distribution) -> bool + """ + Return True if given Distribution is installed in user site. + """ + norm_path = normalize_path(dist_location(dist)) + return norm_path.startswith(normalize_path(user_site)) + + +def dist_in_site_packages(dist): + # type: (Distribution) -> bool + """ + Return True if given Distribution is installed in + sysconfig.get_python_lib(). + """ + return normalize_path( + dist_location(dist) + ).startswith(normalize_path(site_packages)) + + +def dist_is_editable(dist): + # type: (Distribution) -> bool + """ + Return True if given Distribution is an editable install. + """ + for path_item in sys.path: + egg_link = os.path.join(path_item, dist.project_name + '.egg-link') + if os.path.isfile(egg_link): + return True + return False + + +def get_installed_distributions( + local_only=True, # type: bool + skip=stdlib_pkgs, # type: Container[str] + include_editables=True, # type: bool + editables_only=False, # type: bool + user_only=False, # type: bool + paths=None # type: Optional[List[str]] +): + # type: (...) -> List[Distribution] + """ + Return a list of installed Distribution objects. + + If ``local_only`` is True (default), only return installations + local to the current virtualenv, if in a virtualenv. + + ``skip`` argument is an iterable of lower-case project names to + ignore; defaults to stdlib_pkgs + + If ``include_editables`` is False, don't report editables. + + If ``editables_only`` is True , only report editables. + + If ``user_only`` is True , only report installations in the user + site directory. + + If ``paths`` is set, only report the distributions present at the + specified list of locations. + """ + if paths: + working_set = pkg_resources.WorkingSet(paths) + else: + working_set = pkg_resources.working_set + + if local_only: + local_test = dist_is_local + else: + def local_test(d): + return True + + if include_editables: + def editable_test(d): + return True + else: + def editable_test(d): + return not dist_is_editable(d) + + if editables_only: + def editables_only_test(d): + return dist_is_editable(d) + else: + def editables_only_test(d): + return True + + if user_only: + user_test = dist_in_usersite + else: + def user_test(d): + return True + + # because of pkg_resources vendoring, mypy cannot find stub in typeshed + return [d for d in working_set # type: ignore + if local_test(d) and + d.key not in skip and + editable_test(d) and + editables_only_test(d) and + user_test(d) + ] + + +def egg_link_path(dist): + # type: (Distribution) -> Optional[str] + """ + Return the path for the .egg-link file if it exists, otherwise, None. + + There's 3 scenarios: + 1) not in a virtualenv + try to find in site.USER_SITE, then site_packages + 2) in a no-global virtualenv + try to find in site_packages + 3) in a yes-global virtualenv + try to find in site_packages, then site.USER_SITE + (don't look in global location) + + For #1 and #3, there could be odd cases, where there's an egg-link in 2 + locations. + + This method will just return the first one found. + """ + sites = [] + if running_under_virtualenv(): + if virtualenv_no_global(): + sites.append(site_packages) + else: + sites.append(site_packages) + if user_site: + sites.append(user_site) + else: + if user_site: + sites.append(user_site) + sites.append(site_packages) + + for site in sites: + egglink = os.path.join(site, dist.project_name) + '.egg-link' + if os.path.isfile(egglink): + return egglink + return None + + +def dist_location(dist): + # type: (Distribution) -> str + """ + Get the site-packages location of this distribution. Generally + this is dist.location, except in the case of develop-installed + packages, where dist.location is the source code location, and we + want to know where the egg-link file is. + + """ + egg_link = egg_link_path(dist) + if egg_link: + return egg_link + return dist.location + + +def current_umask(): + """Get the current umask which involves having to set it temporarily.""" + mask = os.umask(0) + os.umask(mask) + return mask + + +def unzip_file(filename, location, flatten=True): + # type: (str, str, bool) -> None + """ + Unzip the file (with path `filename`) to the destination `location`. All + files are written based on system defaults and umask (i.e. permissions are + not preserved), except that regular file members with any execute + permissions (user, group, or world) have "chmod +x" applied after being + written. Note that for windows, any execute changes using os.chmod are + no-ops per the python docs. + """ + ensure_dir(location) + zipfp = open(filename, 'rb') + try: + zip = zipfile.ZipFile(zipfp, allowZip64=True) + leading = has_leading_dir(zip.namelist()) and flatten + for info in zip.infolist(): + name = info.filename + fn = name + if leading: + fn = split_leading_dir(name)[1] + fn = os.path.join(location, fn) + dir = os.path.dirname(fn) + if fn.endswith('/') or fn.endswith('\\'): + # A directory + ensure_dir(fn) + else: + ensure_dir(dir) + # Don't use read() to avoid allocating an arbitrarily large + # chunk of memory for the file's content + fp = zip.open(name) + try: + with open(fn, 'wb') as destfp: + shutil.copyfileobj(fp, destfp) + finally: + fp.close() + mode = info.external_attr >> 16 + # if mode and regular file and any execute permissions for + # user/group/world? + if mode and stat.S_ISREG(mode) and mode & 0o111: + # make dest file have execute for user/group/world + # (chmod +x) no-op on windows per python docs + os.chmod(fn, (0o777 - current_umask() | 0o111)) + finally: + zipfp.close() + + +def untar_file(filename, location): + # type: (str, str) -> None + """ + Untar the file (with path `filename`) to the destination `location`. + All files are written based on system defaults and umask (i.e. permissions + are not preserved), except that regular file members with any execute + permissions (user, group, or world) have "chmod +x" applied after being + written. Note that for windows, any execute changes using os.chmod are + no-ops per the python docs. + """ + ensure_dir(location) + if filename.lower().endswith('.gz') or filename.lower().endswith('.tgz'): + mode = 'r:gz' + elif filename.lower().endswith(BZ2_EXTENSIONS): + mode = 'r:bz2' + elif filename.lower().endswith(XZ_EXTENSIONS): + mode = 'r:xz' + elif filename.lower().endswith('.tar'): + mode = 'r' + else: + logger.warning( + 'Cannot determine compression type for file %s', filename, + ) + mode = 'r:*' + tar = tarfile.open(filename, mode) + try: + leading = has_leading_dir([ + member.name for member in tar.getmembers() + ]) + for member in tar.getmembers(): + fn = member.name + if leading: + # https://github.com/python/mypy/issues/1174 + fn = split_leading_dir(fn)[1] # type: ignore + path = os.path.join(location, fn) + if member.isdir(): + ensure_dir(path) + elif member.issym(): + try: + # https://github.com/python/typeshed/issues/2673 + tar._extract_member(member, path) # type: ignore + except Exception as exc: + # Some corrupt tar files seem to produce this + # (specifically bad symlinks) + logger.warning( + 'In the tar file %s the member %s is invalid: %s', + filename, member.name, exc, + ) + continue + else: + try: + fp = tar.extractfile(member) + except (KeyError, AttributeError) as exc: + # Some corrupt tar files seem to produce this + # (specifically bad symlinks) + logger.warning( + 'In the tar file %s the member %s is invalid: %s', + filename, member.name, exc, + ) + continue + ensure_dir(os.path.dirname(path)) + with open(path, 'wb') as destfp: + shutil.copyfileobj(fp, destfp) + fp.close() + # Update the timestamp (useful for cython compiled files) + # https://github.com/python/typeshed/issues/2673 + tar.utime(member, path) # type: ignore + # member have any execute permissions for user/group/world? + if member.mode & 0o111: + # make dest file have execute for user/group/world + # no-op on windows per python docs + os.chmod(path, (0o777 - current_umask() | 0o111)) + finally: + tar.close() + + +def unpack_file( + filename, # type: str + location, # type: str + content_type, # type: Optional[str] + link # type: Optional[Link] +): + # type: (...) -> None + filename = os.path.realpath(filename) + if (content_type == 'application/zip' or + filename.lower().endswith(ZIP_EXTENSIONS) or + zipfile.is_zipfile(filename)): + unzip_file( + filename, + location, + flatten=not filename.endswith('.whl') + ) + elif (content_type == 'application/x-gzip' or + tarfile.is_tarfile(filename) or + filename.lower().endswith( + TAR_EXTENSIONS + BZ2_EXTENSIONS + XZ_EXTENSIONS)): + untar_file(filename, location) + elif (content_type and content_type.startswith('text/html') and + is_svn_page(file_contents(filename))): + # We don't really care about this + from pip._internal.vcs.subversion import Subversion + url = 'svn+' + link.url + Subversion().unpack(location, url=url) + else: + # FIXME: handle? + # FIXME: magic signatures? + logger.critical( + 'Cannot unpack file %s (downloaded from %s, content-type: %s); ' + 'cannot detect archive format', + filename, location, content_type, + ) + raise InstallationError( + 'Cannot determine archive format of %s' % location + ) + + +def format_command_args(args): + # type: (List[str]) -> str + """ + Format command arguments for display. + """ + return ' '.join(shlex_quote(arg) for arg in args) + + +def make_subprocess_output_error( + cmd_args, # type: List[str] + cwd, # type: Optional[str] + lines, # type: List[Text] + exit_status, # type: int +): + # type: (...) -> Text + """ + Create and return the error message to use to log a subprocess error + with command output. + + :param lines: A list of lines, each ending with a newline. + """ + command = format_command_args(cmd_args) + # Convert `command` and `cwd` to text (unicode in Python 2) so we can use + # them as arguments in the unicode format string below. This avoids + # "UnicodeDecodeError: 'ascii' codec can't decode byte ..." in Python 2 + # if either contains a non-ascii character. + command_display = str_to_display(command, desc='command bytes') + cwd_display = path_to_display(cwd) + + # We know the joined output value ends in a newline. + output = ''.join(lines) + msg = ( + # Use a unicode string to avoid "UnicodeEncodeError: 'ascii' + # codec can't encode character ..." in Python 2 when a format + # argument (e.g. `output`) has a non-ascii character. + u'Command errored out with exit status {exit_status}:\n' + ' command: {command_display}\n' + ' cwd: {cwd_display}\n' + 'Complete output ({line_count} lines):\n{output}{divider}' + ).format( + exit_status=exit_status, + command_display=command_display, + cwd_display=cwd_display, + line_count=len(lines), + output=output, + divider=LOG_DIVIDER, + ) + return msg + + +def call_subprocess( + cmd, # type: List[str] + show_stdout=False, # type: bool + cwd=None, # type: Optional[str] + on_returncode='raise', # type: str + extra_ok_returncodes=None, # type: Optional[Iterable[int]] + command_desc=None, # type: Optional[str] + extra_environ=None, # type: Optional[Mapping[str, Any]] + unset_environ=None, # type: Optional[Iterable[str]] + spinner=None # type: Optional[SpinnerInterface] +): + # type: (...) -> Text + """ + Args: + show_stdout: if true, use INFO to log the subprocess's stderr and + stdout streams. Otherwise, use DEBUG. Defaults to False. + extra_ok_returncodes: an iterable of integer return codes that are + acceptable, in addition to 0. Defaults to None, which means []. + unset_environ: an iterable of environment variable names to unset + prior to calling subprocess.Popen(). + """ + if extra_ok_returncodes is None: + extra_ok_returncodes = [] + if unset_environ is None: + unset_environ = [] + # Most places in pip use show_stdout=False. What this means is-- + # + # - We connect the child's output (combined stderr and stdout) to a + # single pipe, which we read. + # - We log this output to stderr at DEBUG level as it is received. + # - If DEBUG logging isn't enabled (e.g. if --verbose logging wasn't + # requested), then we show a spinner so the user can still see the + # subprocess is in progress. + # - If the subprocess exits with an error, we log the output to stderr + # at ERROR level if it hasn't already been displayed to the console + # (e.g. if --verbose logging wasn't enabled). This way we don't log + # the output to the console twice. + # + # If show_stdout=True, then the above is still done, but with DEBUG + # replaced by INFO. + if show_stdout: + # Then log the subprocess output at INFO level. + log_subprocess = subprocess_logger.info + used_level = std_logging.INFO + else: + # Then log the subprocess output using DEBUG. This also ensures + # it will be logged to the log file (aka user_log), if enabled. + log_subprocess = subprocess_logger.debug + used_level = std_logging.DEBUG + + # Whether the subprocess will be visible in the console. + showing_subprocess = subprocess_logger.getEffectiveLevel() <= used_level + + # Only use the spinner if we're not showing the subprocess output + # and we have a spinner. + use_spinner = not showing_subprocess and spinner is not None + + if command_desc is None: + command_desc = format_command_args(cmd) + + log_subprocess("Running command %s", command_desc) + env = os.environ.copy() + if extra_environ: + env.update(extra_environ) + for name in unset_environ: + env.pop(name, None) + try: + proc = subprocess.Popen( + cmd, stderr=subprocess.STDOUT, stdin=subprocess.PIPE, + stdout=subprocess.PIPE, cwd=cwd, env=env, + ) + proc.stdin.close() + except Exception as exc: + subprocess_logger.critical( + "Error %s while executing command %s", exc, command_desc, + ) + raise + all_output = [] + while True: + # The "line" value is a unicode string in Python 2. + line = console_to_str(proc.stdout.readline()) + if not line: + break + line = line.rstrip() + all_output.append(line + '\n') + + # Show the line immediately. + log_subprocess(line) + # Update the spinner. + if use_spinner: + spinner.spin() + try: + proc.wait() + finally: + if proc.stdout: + proc.stdout.close() + proc_had_error = ( + proc.returncode and proc.returncode not in extra_ok_returncodes + ) + if use_spinner: + if proc_had_error: + spinner.finish("error") + else: + spinner.finish("done") + if proc_had_error: + if on_returncode == 'raise': + if not showing_subprocess: + # Then the subprocess streams haven't been logged to the + # console yet. + msg = make_subprocess_output_error( + cmd_args=cmd, + cwd=cwd, + lines=all_output, + exit_status=proc.returncode, + ) + subprocess_logger.error(msg) + exc_msg = ( + 'Command errored out with exit status {}: {} ' + 'Check the logs for full command output.' + ).format(proc.returncode, command_desc) + raise InstallationError(exc_msg) + elif on_returncode == 'warn': + subprocess_logger.warning( + 'Command "%s" had error code %s in %s', + command_desc, proc.returncode, cwd, + ) + elif on_returncode == 'ignore': + pass + else: + raise ValueError('Invalid value: on_returncode=%s' % + repr(on_returncode)) + return ''.join(all_output) + + +def _make_build_dir(build_dir): + os.makedirs(build_dir) + write_delete_marker_file(build_dir) + + +class FakeFile(object): + """Wrap a list of lines in an object with readline() to make + ConfigParser happy.""" + def __init__(self, lines): + self._gen = (l for l in lines) + + def readline(self): + try: + try: + return next(self._gen) + except NameError: + return self._gen.next() + except StopIteration: + return '' + + def __iter__(self): + return self._gen + + +class StreamWrapper(StringIO): + + @classmethod + def from_stream(cls, orig_stream): + cls.orig_stream = orig_stream + return cls() + + # compileall.compile_dir() needs stdout.encoding to print to stdout + @property + def encoding(self): + return self.orig_stream.encoding + + +@contextlib.contextmanager +def captured_output(stream_name): + """Return a context manager used by captured_stdout/stdin/stderr + that temporarily replaces the sys stream *stream_name* with a StringIO. + + Taken from Lib/support/__init__.py in the CPython repo. + """ + orig_stdout = getattr(sys, stream_name) + setattr(sys, stream_name, StreamWrapper.from_stream(orig_stdout)) + try: + yield getattr(sys, stream_name) + finally: + setattr(sys, stream_name, orig_stdout) + + +def captured_stdout(): + """Capture the output of sys.stdout: + + with captured_stdout() as stdout: + print('hello') + self.assertEqual(stdout.getvalue(), 'hello\n') + + Taken from Lib/support/__init__.py in the CPython repo. + """ + return captured_output('stdout') + + +def captured_stderr(): + """ + See captured_stdout(). + """ + return captured_output('stderr') + + +class cached_property(object): + """A property that is only computed once per instance and then replaces + itself with an ordinary attribute. Deleting the attribute resets the + property. + + Source: https://github.com/bottlepy/bottle/blob/0.11.5/bottle.py#L175 + """ + + def __init__(self, func): + self.__doc__ = getattr(func, '__doc__') + self.func = func + + def __get__(self, obj, cls): + if obj is None: + # We're being accessed from the class itself, not from an object + return self + value = obj.__dict__[self.func.__name__] = self.func(obj) + return value + + +def get_installed_version(dist_name, working_set=None): + """Get the installed version of dist_name avoiding pkg_resources cache""" + # Create a requirement that we'll look for inside of setuptools. + req = pkg_resources.Requirement.parse(dist_name) + + if working_set is None: + # We want to avoid having this cached, so we need to construct a new + # working set each time. + working_set = pkg_resources.WorkingSet() + + # Get the installed distribution from our working set + dist = working_set.find(req) + + # Check to see if we got an installed distribution or not, if we did + # we want to return it's version. + return dist.version if dist else None + + +def consume(iterator): + """Consume an iterable at C speed.""" + deque(iterator, maxlen=0) + + +# Simulates an enum +def enum(*sequential, **named): + enums = dict(zip(sequential, range(len(sequential))), **named) + reverse = {value: key for key, value in enums.items()} + enums['reverse_mapping'] = reverse + return type('Enum', (), enums) + + +def path_to_url(path): + # type: (Union[str, Text]) -> str + """ + Convert a path to a file: URL. The path will be made absolute and have + quoted path parts. + """ + path = os.path.normpath(os.path.abspath(path)) + url = urllib_parse.urljoin('file:', urllib_request.pathname2url(path)) + return url + + +def split_auth_from_netloc(netloc): + """ + Parse out and remove the auth information from a netloc. + + Returns: (netloc, (username, password)). + """ + if '@' not in netloc: + return netloc, (None, None) + + # Split from the right because that's how urllib.parse.urlsplit() + # behaves if more than one @ is present (which can be checked using + # the password attribute of urlsplit()'s return value). + auth, netloc = netloc.rsplit('@', 1) + if ':' in auth: + # Split from the left because that's how urllib.parse.urlsplit() + # behaves if more than one : is present (which again can be checked + # using the password attribute of the return value) + user_pass = auth.split(':', 1) + else: + user_pass = auth, None + + user_pass = tuple( + None if x is None else urllib_unquote(x) for x in user_pass + ) + + return netloc, user_pass + + +def redact_netloc(netloc): + # type: (str) -> str + """ + Replace the password in a netloc with "****", if it exists. + + For example, "user:pass@example.com" returns "user:****@example.com". + """ + netloc, (user, password) = split_auth_from_netloc(netloc) + if user is None: + return netloc + password = '' if password is None else ':****' + return '{user}{password}@{netloc}'.format(user=urllib_parse.quote(user), + password=password, + netloc=netloc) + + +def _transform_url(url, transform_netloc): + """Transform and replace netloc in a url. + + transform_netloc is a function taking the netloc and returning a + tuple. The first element of this tuple is the new netloc. The + entire tuple is returned. + + Returns a tuple containing the transformed url as item 0 and the + original tuple returned by transform_netloc as item 1. + """ + purl = urllib_parse.urlsplit(url) + netloc_tuple = transform_netloc(purl.netloc) + # stripped url + url_pieces = ( + purl.scheme, netloc_tuple[0], purl.path, purl.query, purl.fragment + ) + surl = urllib_parse.urlunsplit(url_pieces) + return surl, netloc_tuple + + +def _get_netloc(netloc): + return split_auth_from_netloc(netloc) + + +def _redact_netloc(netloc): + return (redact_netloc(netloc),) + + +def split_auth_netloc_from_url(url): + # type: (str) -> Tuple[str, str, Tuple[str, str]] + """ + Parse a url into separate netloc, auth, and url with no auth. + + Returns: (url_without_auth, netloc, (username, password)) + """ + url_without_auth, (netloc, auth) = _transform_url(url, _get_netloc) + return url_without_auth, netloc, auth + + +def remove_auth_from_url(url): + # type: (str) -> str + """Return a copy of url with 'username:password@' removed.""" + # username/pass params are passed to subversion through flags + # and are not recognized in the url. + return _transform_url(url, _get_netloc)[0] + + +def redact_password_from_url(url): + # type: (str) -> str + """Replace the password in a given url with ****.""" + return _transform_url(url, _redact_netloc)[0] + + +def protect_pip_from_modification_on_windows(modifying_pip): + """Protection of pip.exe from modification on Windows + + On Windows, any operation modifying pip should be run as: + python -m pip ... + """ + pip_names = [ + "pip.exe", + "pip{}.exe".format(sys.version_info[0]), + "pip{}.{}.exe".format(*sys.version_info[:2]) + ] + + # See https://github.com/pypa/pip/issues/1299 for more discussion + should_show_use_python_msg = ( + modifying_pip and + WINDOWS and + os.path.basename(sys.argv[0]) in pip_names + ) + + if should_show_use_python_msg: + new_command = [ + sys.executable, "-m", "pip" + ] + sys.argv[1:] + raise CommandError( + 'To modify pip, please run the following command:\n{}' + .format(" ".join(new_command)) + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/models.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/models.py new file mode 100644 index 00000000..fccaf5dd --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/models.py @@ -0,0 +1,40 @@ +"""Utilities for defining models +""" + +import operator + + +class KeyBasedCompareMixin(object): + """Provides comparison capabilities that is based on a key + """ + + def __init__(self, key, defining_class): + self._compare_key = key + self._defining_class = defining_class + + def __hash__(self): + return hash(self._compare_key) + + def __lt__(self, other): + return self._compare(other, operator.__lt__) + + def __le__(self, other): + return self._compare(other, operator.__le__) + + def __gt__(self, other): + return self._compare(other, operator.__gt__) + + def __ge__(self, other): + return self._compare(other, operator.__ge__) + + def __eq__(self, other): + return self._compare(other, operator.__eq__) + + def __ne__(self, other): + return self._compare(other, operator.__ne__) + + def _compare(self, other, method): + if not isinstance(other, self._defining_class): + return NotImplemented + + return method(self._compare_key, other._compare_key) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/outdated.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/outdated.py new file mode 100644 index 00000000..2b10aeff --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/outdated.py @@ -0,0 +1,178 @@ +from __future__ import absolute_import + +import datetime +import json +import logging +import os.path +import sys + +from pip._vendor import lockfile, pkg_resources +from pip._vendor.packaging import version as packaging_version + +from pip._internal.cli.cmdoptions import make_search_scope +from pip._internal.index import PackageFinder +from pip._internal.models.selection_prefs import SelectionPreferences +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.filesystem import check_path_owner +from pip._internal.utils.misc import ensure_dir, get_installed_version +from pip._internal.utils.packaging import get_installer +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + import optparse + from typing import Any, Dict + from pip._internal.download import PipSession + + +SELFCHECK_DATE_FMT = "%Y-%m-%dT%H:%M:%SZ" + + +logger = logging.getLogger(__name__) + + +class SelfCheckState(object): + def __init__(self, cache_dir): + # type: (str) -> None + self.state = {} # type: Dict[str, Any] + self.statefile_path = None + + # Try to load the existing state + if cache_dir: + self.statefile_path = os.path.join(cache_dir, "selfcheck.json") + try: + with open(self.statefile_path) as statefile: + self.state = json.load(statefile)[sys.prefix] + except (IOError, ValueError, KeyError): + # Explicitly suppressing exceptions, since we don't want to + # error out if the cache file is invalid. + pass + + def save(self, pypi_version, current_time): + # type: (str, datetime.datetime) -> None + # If we do not have a path to cache in, don't bother saving. + if not self.statefile_path: + return + + # Check to make sure that we own the directory + if not check_path_owner(os.path.dirname(self.statefile_path)): + return + + # Now that we've ensured the directory is owned by this user, we'll go + # ahead and make sure that all our directories are created. + ensure_dir(os.path.dirname(self.statefile_path)) + + # Attempt to write out our version check file + with lockfile.LockFile(self.statefile_path): + if os.path.exists(self.statefile_path): + with open(self.statefile_path) as statefile: + state = json.load(statefile) + else: + state = {} + + state[sys.prefix] = { + "last_check": current_time.strftime(SELFCHECK_DATE_FMT), + "pypi_version": pypi_version, + } + + with open(self.statefile_path, "w") as statefile: + json.dump(state, statefile, sort_keys=True, + separators=(",", ":")) + + +def was_installed_by_pip(pkg): + # type: (str) -> bool + """Checks whether pkg was installed by pip + + This is used not to display the upgrade message when pip is in fact + installed by system package manager, such as dnf on Fedora. + """ + try: + dist = pkg_resources.get_distribution(pkg) + return "pip" == get_installer(dist) + except pkg_resources.DistributionNotFound: + return False + + +def pip_version_check(session, options): + # type: (PipSession, optparse.Values) -> None + """Check for an update for pip. + + Limit the frequency of checks to once per week. State is stored either in + the active virtualenv or in the user's USER_CACHE_DIR keyed off the prefix + of the pip script path. + """ + installed_version = get_installed_version("pip") + if not installed_version: + return + + pip_version = packaging_version.parse(installed_version) + pypi_version = None + + try: + state = SelfCheckState(cache_dir=options.cache_dir) + + current_time = datetime.datetime.utcnow() + # Determine if we need to refresh the state + if "last_check" in state.state and "pypi_version" in state.state: + last_check = datetime.datetime.strptime( + state.state["last_check"], + SELFCHECK_DATE_FMT + ) + if (current_time - last_check).total_seconds() < 7 * 24 * 60 * 60: + pypi_version = state.state["pypi_version"] + + # Refresh the version if we need to or just see if we need to warn + if pypi_version is None: + # Lets use PackageFinder to see what the latest pip version is + search_scope = make_search_scope(options, suppress_no_index=True) + + # Pass allow_yanked=False so we don't suggest upgrading to a + # yanked version. + selection_prefs = SelectionPreferences( + allow_yanked=False, + allow_all_prereleases=False, # Explicitly set to False + ) + + finder = PackageFinder.create( + search_scope=search_scope, + selection_prefs=selection_prefs, + trusted_hosts=options.trusted_hosts, + session=session, + ) + candidate = finder.find_candidates("pip").get_best() + if candidate is None: + return + pypi_version = str(candidate.version) + + # save that we've performed a check + state.save(pypi_version, current_time) + + remote_version = packaging_version.parse(pypi_version) + + local_version_is_older = ( + pip_version < remote_version and + pip_version.base_version != remote_version.base_version and + was_installed_by_pip('pip') + ) + + # Determine if our pypi_version is older + if not local_version_is_older: + return + + # Advise "python -m pip" on Windows to avoid issues + # with overwriting pip.exe. + if WINDOWS: + pip_cmd = "python -m pip" + else: + pip_cmd = "pip" + logger.warning( + "You are using pip version %s, however version %s is " + "available.\nYou should consider upgrading via the " + "'%s install --upgrade pip' command.", + pip_version, pypi_version, pip_cmd + ) + except Exception: + logger.debug( + "There was an error checking the latest version of pip", + exc_info=True, + ) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/packaging.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/packaging.py new file mode 100644 index 00000000..68aa86ed --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/packaging.py @@ -0,0 +1,94 @@ +from __future__ import absolute_import + +import logging +from email.parser import FeedParser + +from pip._vendor import pkg_resources +from pip._vendor.packaging import specifiers, version + +from pip._internal.exceptions import NoneMetadataError +from pip._internal.utils.misc import display_path +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Optional, Tuple + from email.message import Message + from pip._vendor.pkg_resources import Distribution + + +logger = logging.getLogger(__name__) + + +def check_requires_python(requires_python, version_info): + # type: (Optional[str], Tuple[int, ...]) -> bool + """ + Check if the given Python version matches a "Requires-Python" specifier. + + :param version_info: A 3-tuple of ints representing a Python + major-minor-micro version to check (e.g. `sys.version_info[:3]`). + + :return: `True` if the given Python version satisfies the requirement. + Otherwise, return `False`. + + :raises InvalidSpecifier: If `requires_python` has an invalid format. + """ + if requires_python is None: + # The package provides no information + return True + requires_python_specifier = specifiers.SpecifierSet(requires_python) + + python_version = version.parse('.'.join(map(str, version_info))) + return python_version in requires_python_specifier + + +def get_metadata(dist): + # type: (Distribution) -> Message + """ + :raises NoneMetadataError: if the distribution reports `has_metadata()` + True but `get_metadata()` returns None. + """ + metadata_name = 'METADATA' + if (isinstance(dist, pkg_resources.DistInfoDistribution) and + dist.has_metadata(metadata_name)): + metadata = dist.get_metadata(metadata_name) + elif dist.has_metadata('PKG-INFO'): + metadata_name = 'PKG-INFO' + metadata = dist.get_metadata(metadata_name) + else: + logger.warning("No metadata found in %s", display_path(dist.location)) + metadata = '' + + if metadata is None: + raise NoneMetadataError(dist, metadata_name) + + feed_parser = FeedParser() + # The following line errors out if with a "NoneType" TypeError if + # passed metadata=None. + feed_parser.feed(metadata) + return feed_parser.close() + + +def get_requires_python(dist): + # type: (pkg_resources.Distribution) -> Optional[str] + """ + Return the "Requires-Python" metadata for a distribution, or None + if not present. + """ + pkg_info_dict = get_metadata(dist) + requires_python = pkg_info_dict.get('Requires-Python') + + if requires_python is not None: + # Convert to a str to satisfy the type checker, since requires_python + # can be a Header object. + requires_python = str(requires_python) + + return requires_python + + +def get_installer(dist): + # type: (Distribution) -> str + if dist.has_metadata('INSTALLER'): + for line in dist.get_metadata_lines('INSTALLER'): + if line.strip(): + return line.strip() + return '' diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/setuptools_build.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/setuptools_build.py new file mode 100644 index 00000000..58956072 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/setuptools_build.py @@ -0,0 +1,36 @@ +import sys + +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import List + +# Shim to wrap setup.py invocation with setuptools +# +# We set sys.argv[0] to the path to the underlying setup.py file so +# setuptools / distutils don't take the path to the setup.py to be "-c" when +# invoking via the shim. This avoids e.g. the following manifest_maker +# warning: "warning: manifest_maker: standard file '-c' not found". +_SETUPTOOLS_SHIM = ( + "import sys, setuptools, tokenize; sys.argv[0] = {0!r}; __file__={0!r};" + "f=getattr(tokenize, 'open', open)(__file__);" + "code=f.read().replace('\\r\\n', '\\n');" + "f.close();" + "exec(compile(code, __file__, 'exec'))" +) + + +def make_setuptools_shim_args(setup_py_path, unbuffered_output=False): + # type: (str, bool) -> List[str] + """ + Get setuptools command arguments with shim wrapped setup file invocation. + + :param setup_py_path: The path to setup.py to be wrapped. + :param unbuffered_output: If True, adds the unbuffered switch to the + argument list. + """ + args = [sys.executable] + if unbuffered_output: + args.append('-u') + args.extend(['-c', _SETUPTOOLS_SHIM.format(setup_py_path)]) + return args diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/temp_dir.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/temp_dir.py new file mode 100644 index 00000000..2c81ad55 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/temp_dir.py @@ -0,0 +1,155 @@ +from __future__ import absolute_import + +import errno +import itertools +import logging +import os.path +import tempfile + +from pip._internal.utils.misc import rmtree + +logger = logging.getLogger(__name__) + + +class TempDirectory(object): + """Helper class that owns and cleans up a temporary directory. + + This class can be used as a context manager or as an OO representation of a + temporary directory. + + Attributes: + path + Location to the created temporary directory or None + delete + Whether the directory should be deleted when exiting + (when used as a contextmanager) + + Methods: + create() + Creates a temporary directory and stores its path in the path + attribute. + cleanup() + Deletes the temporary directory and sets path attribute to None + + When used as a context manager, a temporary directory is created on + entering the context and, if the delete attribute is True, on exiting the + context the created directory is deleted. + """ + + def __init__(self, path=None, delete=None, kind="temp"): + super(TempDirectory, self).__init__() + + if path is None and delete is None: + # If we were not given an explicit directory, and we were not given + # an explicit delete option, then we'll default to deleting. + delete = True + + self.path = path + self.delete = delete + self.kind = kind + + def __repr__(self): + return "<{} {!r}>".format(self.__class__.__name__, self.path) + + def __enter__(self): + self.create() + return self + + def __exit__(self, exc, value, tb): + if self.delete: + self.cleanup() + + def create(self): + """Create a temporary directory and store its path in self.path + """ + if self.path is not None: + logger.debug( + "Skipped creation of temporary directory: {}".format(self.path) + ) + return + # We realpath here because some systems have their default tmpdir + # symlinked to another directory. This tends to confuse build + # scripts, so we canonicalize the path by traversing potential + # symlinks here. + self.path = os.path.realpath( + tempfile.mkdtemp(prefix="pip-{}-".format(self.kind)) + ) + logger.debug("Created temporary directory: {}".format(self.path)) + + def cleanup(self): + """Remove the temporary directory created and reset state + """ + if self.path is not None and os.path.exists(self.path): + rmtree(self.path) + self.path = None + + +class AdjacentTempDirectory(TempDirectory): + """Helper class that creates a temporary directory adjacent to a real one. + + Attributes: + original + The original directory to create a temp directory for. + path + After calling create() or entering, contains the full + path to the temporary directory. + delete + Whether the directory should be deleted when exiting + (when used as a contextmanager) + + """ + # The characters that may be used to name the temp directory + # We always prepend a ~ and then rotate through these until + # a usable name is found. + # pkg_resources raises a different error for .dist-info folder + # with leading '-' and invalid metadata + LEADING_CHARS = "-~.=%0123456789" + + def __init__(self, original, delete=None): + super(AdjacentTempDirectory, self).__init__(delete=delete) + self.original = original.rstrip('/\\') + + @classmethod + def _generate_names(cls, name): + """Generates a series of temporary names. + + The algorithm replaces the leading characters in the name + with ones that are valid filesystem characters, but are not + valid package names (for both Python and pip definitions of + package). + """ + for i in range(1, len(name)): + for candidate in itertools.combinations_with_replacement( + cls.LEADING_CHARS, i - 1): + new_name = '~' + ''.join(candidate) + name[i:] + if new_name != name: + yield new_name + + # If we make it this far, we will have to make a longer name + for i in range(len(cls.LEADING_CHARS)): + for candidate in itertools.combinations_with_replacement( + cls.LEADING_CHARS, i): + new_name = '~' + ''.join(candidate) + name + if new_name != name: + yield new_name + + def create(self): + root, name = os.path.split(self.original) + for candidate in self._generate_names(name): + path = os.path.join(root, candidate) + try: + os.mkdir(path) + except OSError as ex: + # Continue if the name exists already + if ex.errno != errno.EEXIST: + raise + else: + self.path = os.path.realpath(path) + break + + if not self.path: + # Final fallback on the default behavior. + self.path = os.path.realpath( + tempfile.mkdtemp(prefix="pip-{}-".format(self.kind)) + ) + logger.debug("Created temporary directory: {}".format(self.path)) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/typing.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/typing.py new file mode 100644 index 00000000..10170ce2 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/typing.py @@ -0,0 +1,29 @@ +"""For neatly implementing static typing in pip. + +`mypy` - the static type analysis tool we use - uses the `typing` module, which +provides core functionality fundamental to mypy's functioning. + +Generally, `typing` would be imported at runtime and used in that fashion - +it acts as a no-op at runtime and does not have any run-time overhead by +design. + +As it turns out, `typing` is not vendorable - it uses separate sources for +Python 2/Python 3. Thus, this codebase can not expect it to be present. +To work around this, mypy allows the typing import to be behind a False-y +optional to prevent it from running at runtime and type-comments can be used +to remove the need for the types to be accessible directly during runtime. + +This module provides the False-y guard in a nicely named fashion so that a +curious maintainer can reach here to read this. + +In pip, all static-typing related imports should be guarded as follows: + + from pip._internal.utils.typing import MYPY_CHECK_RUNNING + + if MYPY_CHECK_RUNNING: + from typing import ... + +Ref: https://github.com/python/mypy/issues/3216 +""" + +MYPY_CHECK_RUNNING = False diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/ui.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/ui.py new file mode 100644 index 00000000..46390f4a --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/ui.py @@ -0,0 +1,424 @@ +from __future__ import absolute_import, division + +import contextlib +import itertools +import logging +import sys +import time +from signal import SIGINT, default_int_handler, signal + +from pip._vendor import six +from pip._vendor.progress import HIDE_CURSOR, SHOW_CURSOR +from pip._vendor.progress.bar import Bar, FillingCirclesBar, IncrementalBar +from pip._vendor.progress.spinner import Spinner + +from pip._internal.utils.compat import WINDOWS +from pip._internal.utils.logging import get_indentation +from pip._internal.utils.misc import format_size +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import Any, Iterator, IO + +try: + from pip._vendor import colorama +# Lots of different errors can come from this, including SystemError and +# ImportError. +except Exception: + colorama = None + +logger = logging.getLogger(__name__) + + +def _select_progress_class(preferred, fallback): + encoding = getattr(preferred.file, "encoding", None) + + # If we don't know what encoding this file is in, then we'll just assume + # that it doesn't support unicode and use the ASCII bar. + if not encoding: + return fallback + + # Collect all of the possible characters we want to use with the preferred + # bar. + characters = [ + getattr(preferred, "empty_fill", six.text_type()), + getattr(preferred, "fill", six.text_type()), + ] + characters += list(getattr(preferred, "phases", [])) + + # Try to decode the characters we're using for the bar using the encoding + # of the given file, if this works then we'll assume that we can use the + # fancier bar and if not we'll fall back to the plaintext bar. + try: + six.text_type().join(characters).encode(encoding) + except UnicodeEncodeError: + return fallback + else: + return preferred + + +_BaseBar = _select_progress_class(IncrementalBar, Bar) # type: Any + + +class InterruptibleMixin(object): + """ + Helper to ensure that self.finish() gets called on keyboard interrupt. + + This allows downloads to be interrupted without leaving temporary state + (like hidden cursors) behind. + + This class is similar to the progress library's existing SigIntMixin + helper, but as of version 1.2, that helper has the following problems: + + 1. It calls sys.exit(). + 2. It discards the existing SIGINT handler completely. + 3. It leaves its own handler in place even after an uninterrupted finish, + which will have unexpected delayed effects if the user triggers an + unrelated keyboard interrupt some time after a progress-displaying + download has already completed, for example. + """ + + def __init__(self, *args, **kwargs): + """ + Save the original SIGINT handler for later. + """ + super(InterruptibleMixin, self).__init__(*args, **kwargs) + + self.original_handler = signal(SIGINT, self.handle_sigint) + + # If signal() returns None, the previous handler was not installed from + # Python, and we cannot restore it. This probably should not happen, + # but if it does, we must restore something sensible instead, at least. + # The least bad option should be Python's default SIGINT handler, which + # just raises KeyboardInterrupt. + if self.original_handler is None: + self.original_handler = default_int_handler + + def finish(self): + """ + Restore the original SIGINT handler after finishing. + + This should happen regardless of whether the progress display finishes + normally, or gets interrupted. + """ + super(InterruptibleMixin, self).finish() + signal(SIGINT, self.original_handler) + + def handle_sigint(self, signum, frame): + """ + Call self.finish() before delegating to the original SIGINT handler. + + This handler should only be in place while the progress display is + active. + """ + self.finish() + self.original_handler(signum, frame) + + +class SilentBar(Bar): + + def update(self): + pass + + +class BlueEmojiBar(IncrementalBar): + + suffix = "%(percent)d%%" + bar_prefix = " " + bar_suffix = " " + phases = (u"\U0001F539", u"\U0001F537", u"\U0001F535") # type: Any + + +class DownloadProgressMixin(object): + + def __init__(self, *args, **kwargs): + super(DownloadProgressMixin, self).__init__(*args, **kwargs) + self.message = (" " * (get_indentation() + 2)) + self.message + + @property + def downloaded(self): + return format_size(self.index) + + @property + def download_speed(self): + # Avoid zero division errors... + if self.avg == 0.0: + return "..." + return format_size(1 / self.avg) + "/s" + + @property + def pretty_eta(self): + if self.eta: + return "eta %s" % self.eta_td + return "" + + def iter(self, it, n=1): + for x in it: + yield x + self.next(n) + self.finish() + + +class WindowsMixin(object): + + def __init__(self, *args, **kwargs): + # The Windows terminal does not support the hide/show cursor ANSI codes + # even with colorama. So we'll ensure that hide_cursor is False on + # Windows. + # This call needs to go before the super() call, so that hide_cursor + # is set in time. The base progress bar class writes the "hide cursor" + # code to the terminal in its init, so if we don't set this soon + # enough, we get a "hide" with no corresponding "show"... + if WINDOWS and self.hide_cursor: + self.hide_cursor = False + + super(WindowsMixin, self).__init__(*args, **kwargs) + + # Check if we are running on Windows and we have the colorama module, + # if we do then wrap our file with it. + if WINDOWS and colorama: + self.file = colorama.AnsiToWin32(self.file) + # The progress code expects to be able to call self.file.isatty() + # but the colorama.AnsiToWin32() object doesn't have that, so we'll + # add it. + self.file.isatty = lambda: self.file.wrapped.isatty() + # The progress code expects to be able to call self.file.flush() + # but the colorama.AnsiToWin32() object doesn't have that, so we'll + # add it. + self.file.flush = lambda: self.file.wrapped.flush() + + +class BaseDownloadProgressBar(WindowsMixin, InterruptibleMixin, + DownloadProgressMixin): + + file = sys.stdout + message = "%(percent)d%%" + suffix = "%(downloaded)s %(download_speed)s %(pretty_eta)s" + +# NOTE: The "type: ignore" comments on the following classes are there to +# work around https://github.com/python/typing/issues/241 + + +class DefaultDownloadProgressBar(BaseDownloadProgressBar, + _BaseBar): + pass + + +class DownloadSilentBar(BaseDownloadProgressBar, SilentBar): # type: ignore + pass + + +class DownloadBar(BaseDownloadProgressBar, # type: ignore + Bar): + pass + + +class DownloadFillingCirclesBar(BaseDownloadProgressBar, # type: ignore + FillingCirclesBar): + pass + + +class DownloadBlueEmojiProgressBar(BaseDownloadProgressBar, # type: ignore + BlueEmojiBar): + pass + + +class DownloadProgressSpinner(WindowsMixin, InterruptibleMixin, + DownloadProgressMixin, Spinner): + + file = sys.stdout + suffix = "%(downloaded)s %(download_speed)s" + + def next_phase(self): + if not hasattr(self, "_phaser"): + self._phaser = itertools.cycle(self.phases) + return next(self._phaser) + + def update(self): + message = self.message % self + phase = self.next_phase() + suffix = self.suffix % self + line = ''.join([ + message, + " " if message else "", + phase, + " " if suffix else "", + suffix, + ]) + + self.writeln(line) + + +BAR_TYPES = { + "off": (DownloadSilentBar, DownloadSilentBar), + "on": (DefaultDownloadProgressBar, DownloadProgressSpinner), + "ascii": (DownloadBar, DownloadProgressSpinner), + "pretty": (DownloadFillingCirclesBar, DownloadProgressSpinner), + "emoji": (DownloadBlueEmojiProgressBar, DownloadProgressSpinner) +} + + +def DownloadProgressProvider(progress_bar, max=None): + if max is None or max == 0: + return BAR_TYPES[progress_bar][1]().iter + else: + return BAR_TYPES[progress_bar][0](max=max).iter + + +################################################################ +# Generic "something is happening" spinners +# +# We don't even try using progress.spinner.Spinner here because it's actually +# simpler to reimplement from scratch than to coerce their code into doing +# what we need. +################################################################ + +@contextlib.contextmanager +def hidden_cursor(file): + # type: (IO) -> Iterator[None] + # The Windows terminal does not support the hide/show cursor ANSI codes, + # even via colorama. So don't even try. + if WINDOWS: + yield + # We don't want to clutter the output with control characters if we're + # writing to a file, or if the user is running with --quiet. + # See https://github.com/pypa/pip/issues/3418 + elif not file.isatty() or logger.getEffectiveLevel() > logging.INFO: + yield + else: + file.write(HIDE_CURSOR) + try: + yield + finally: + file.write(SHOW_CURSOR) + + +class RateLimiter(object): + def __init__(self, min_update_interval_seconds): + # type: (float) -> None + self._min_update_interval_seconds = min_update_interval_seconds + self._last_update = 0 # type: float + + def ready(self): + # type: () -> bool + now = time.time() + delta = now - self._last_update + return delta >= self._min_update_interval_seconds + + def reset(self): + # type: () -> None + self._last_update = time.time() + + +class SpinnerInterface(object): + def spin(self): + # type: () -> None + raise NotImplementedError() + + def finish(self, final_status): + # type: (str) -> None + raise NotImplementedError() + + +class InteractiveSpinner(SpinnerInterface): + def __init__(self, message, file=None, spin_chars="-\\|/", + # Empirically, 8 updates/second looks nice + min_update_interval_seconds=0.125): + self._message = message + if file is None: + file = sys.stdout + self._file = file + self._rate_limiter = RateLimiter(min_update_interval_seconds) + self._finished = False + + self._spin_cycle = itertools.cycle(spin_chars) + + self._file.write(" " * get_indentation() + self._message + " ... ") + self._width = 0 + + def _write(self, status): + assert not self._finished + # Erase what we wrote before by backspacing to the beginning, writing + # spaces to overwrite the old text, and then backspacing again + backup = "\b" * self._width + self._file.write(backup + " " * self._width + backup) + # Now we have a blank slate to add our status + self._file.write(status) + self._width = len(status) + self._file.flush() + self._rate_limiter.reset() + + def spin(self): + # type: () -> None + if self._finished: + return + if not self._rate_limiter.ready(): + return + self._write(next(self._spin_cycle)) + + def finish(self, final_status): + # type: (str) -> None + if self._finished: + return + self._write(final_status) + self._file.write("\n") + self._file.flush() + self._finished = True + + +# Used for dumb terminals, non-interactive installs (no tty), etc. +# We still print updates occasionally (once every 60 seconds by default) to +# act as a keep-alive for systems like Travis-CI that take lack-of-output as +# an indication that a task has frozen. +class NonInteractiveSpinner(SpinnerInterface): + def __init__(self, message, min_update_interval_seconds=60): + # type: (str, float) -> None + self._message = message + self._finished = False + self._rate_limiter = RateLimiter(min_update_interval_seconds) + self._update("started") + + def _update(self, status): + assert not self._finished + self._rate_limiter.reset() + logger.info("%s: %s", self._message, status) + + def spin(self): + # type: () -> None + if self._finished: + return + if not self._rate_limiter.ready(): + return + self._update("still running...") + + def finish(self, final_status): + # type: (str) -> None + if self._finished: + return + self._update("finished with status '%s'" % (final_status,)) + self._finished = True + + +@contextlib.contextmanager +def open_spinner(message): + # type: (str) -> Iterator[SpinnerInterface] + # Interactive spinner goes directly to sys.stdout rather than being routed + # through the logging system, but it acts like it has level INFO, + # i.e. it's only displayed if we're at level INFO or better. + # Non-interactive spinner goes through the logging system, so it is always + # in sync with logging configuration. + if sys.stdout.isatty() and logger.getEffectiveLevel() <= logging.INFO: + spinner = InteractiveSpinner(message) # type: SpinnerInterface + else: + spinner = NonInteractiveSpinner(message) + try: + with hidden_cursor(sys.stdout): + yield spinner + except KeyboardInterrupt: + spinner.finish("canceled") + raise + except Exception: + spinner.finish("error") + raise + else: + spinner.finish("done") diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/virtualenv.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/virtualenv.py new file mode 100644 index 00000000..380db1c3 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/utils/virtualenv.py @@ -0,0 +1,34 @@ +import os.path +import site +import sys + + +def running_under_virtualenv(): + # type: () -> bool + """ + Return True if we're running inside a virtualenv, False otherwise. + + """ + if hasattr(sys, 'real_prefix'): + # pypa/virtualenv case + return True + elif sys.prefix != getattr(sys, "base_prefix", sys.prefix): + # PEP 405 venv + return True + + return False + + +def virtualenv_no_global(): + # type: () -> bool + """ + Return True if in a venv and no system site packages. + """ + # this mirrors the logic in virtualenv.py for locating the + # no-global-site-packages.txt file + site_mod_dir = os.path.dirname(os.path.abspath(site.__file__)) + no_global_file = os.path.join(site_mod_dir, 'no-global-site-packages.txt') + if running_under_virtualenv() and os.path.isfile(no_global_file): + return True + else: + return False diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__init__.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__init__.py new file mode 100644 index 00000000..cb573ab6 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__init__.py @@ -0,0 +1,12 @@ +# Expose a limited set of classes and functions so callers outside of +# the vcs package don't need to import deeper than `pip._internal.vcs`. +# (The test directory and imports protected by MYPY_CHECK_RUNNING may +# still need to import from a vcs sub-package.) +from pip._internal.vcs.versioncontrol import ( # noqa: F401 + RemoteNotFoundError, make_vcs_requirement_url, vcs, +) +# Import all vcs modules to register each VCS in the VcsSupport object. +import pip._internal.vcs.bazaar +import pip._internal.vcs.git +import pip._internal.vcs.mercurial +import pip._internal.vcs.subversion # noqa: F401 diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/__init__.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/__init__.cpython-37.pyc new file mode 100644 index 00000000..a4eba3d7 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/__init__.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/bazaar.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/bazaar.cpython-37.pyc new file mode 100644 index 00000000..126f552c Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/bazaar.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/git.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/git.cpython-37.pyc new file mode 100644 index 00000000..e331d430 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/git.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/mercurial.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/mercurial.cpython-37.pyc new file mode 100644 index 00000000..898fd9a2 Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/mercurial.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/subversion.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/subversion.cpython-37.pyc new file mode 100644 index 00000000..abf6452d Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/subversion.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/versioncontrol.cpython-37.pyc b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/versioncontrol.cpython-37.pyc new file mode 100644 index 00000000..d9a06ebf Binary files /dev/null and b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/__pycache__/versioncontrol.cpython-37.pyc differ diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/bazaar.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/bazaar.py new file mode 100644 index 00000000..4f1e114b --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/bazaar.py @@ -0,0 +1,101 @@ +from __future__ import absolute_import + +import logging +import os + +from pip._vendor.six.moves.urllib import parse as urllib_parse + +from pip._internal.utils.misc import display_path, path_to_url, rmtree +from pip._internal.vcs.versioncontrol import VersionControl, vcs + +logger = logging.getLogger(__name__) + + +class Bazaar(VersionControl): + name = 'bzr' + dirname = '.bzr' + repo_name = 'branch' + schemes = ( + 'bzr', 'bzr+http', 'bzr+https', 'bzr+ssh', 'bzr+sftp', 'bzr+ftp', + 'bzr+lp', + ) + + def __init__(self, *args, **kwargs): + super(Bazaar, self).__init__(*args, **kwargs) + # This is only needed for python <2.7.5 + # Register lp but do not expose as a scheme to support bzr+lp. + if getattr(urllib_parse, 'uses_fragment', None): + urllib_parse.uses_fragment.extend(['lp']) + + @staticmethod + def get_base_rev_args(rev): + return ['-r', rev] + + def export(self, location, url): + """ + Export the Bazaar repository at the url to the destination location + """ + # Remove the location to make sure Bazaar can export it correctly + if os.path.exists(location): + rmtree(location) + + url, rev_options = self.get_url_rev_options(url) + self.run_command( + ['export', location, url] + rev_options.to_args(), + show_stdout=False, + ) + + def fetch_new(self, dest, url, rev_options): + rev_display = rev_options.to_display() + logger.info( + 'Checking out %s%s to %s', + url, + rev_display, + display_path(dest), + ) + cmd_args = ['branch', '-q'] + rev_options.to_args() + [url, dest] + self.run_command(cmd_args) + + def switch(self, dest, url, rev_options): + self.run_command(['switch', url], cwd=dest) + + def update(self, dest, url, rev_options): + cmd_args = ['pull', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + + @classmethod + def get_url_rev_and_auth(cls, url): + # hotfix the URL scheme after removing bzr+ from bzr+ssh:// readd it + url, rev, user_pass = super(Bazaar, cls).get_url_rev_and_auth(url) + if url.startswith('ssh://'): + url = 'bzr+' + url + return url, rev, user_pass + + @classmethod + def get_remote_url(cls, location): + urls = cls.run_command(['info'], show_stdout=False, cwd=location) + for line in urls.splitlines(): + line = line.strip() + for x in ('checkout of branch: ', + 'parent branch: '): + if line.startswith(x): + repo = line.split(x)[1] + if cls._is_local_repository(repo): + return path_to_url(repo) + return repo + return None + + @classmethod + def get_revision(cls, location): + revision = cls.run_command( + ['revno'], show_stdout=False, cwd=location, + ) + return revision.splitlines()[-1] + + @classmethod + def is_commit_id_equal(cls, dest, name): + """Always assume the versions don't match""" + return False + + +vcs.register(Bazaar) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/git.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/git.py new file mode 100644 index 00000000..3445c1b3 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/git.py @@ -0,0 +1,358 @@ +from __future__ import absolute_import + +import logging +import os.path +import re + +from pip._vendor.packaging.version import parse as parse_version +from pip._vendor.six.moves.urllib import parse as urllib_parse +from pip._vendor.six.moves.urllib import request as urllib_request + +from pip._internal.exceptions import BadCommand +from pip._internal.utils.compat import samefile +from pip._internal.utils.misc import display_path, redact_password_from_url +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.vcs.versioncontrol import ( + RemoteNotFoundError, VersionControl, vcs, +) + +urlsplit = urllib_parse.urlsplit +urlunsplit = urllib_parse.urlunsplit + + +logger = logging.getLogger(__name__) + + +HASH_REGEX = re.compile('^[a-fA-F0-9]{40}$') + + +def looks_like_hash(sha): + return bool(HASH_REGEX.match(sha)) + + +class Git(VersionControl): + name = 'git' + dirname = '.git' + repo_name = 'clone' + schemes = ( + 'git', 'git+http', 'git+https', 'git+ssh', 'git+git', 'git+file', + ) + # Prevent the user's environment variables from interfering with pip: + # https://github.com/pypa/pip/issues/1130 + unset_environ = ('GIT_DIR', 'GIT_WORK_TREE') + default_arg_rev = 'HEAD' + + @staticmethod + def get_base_rev_args(rev): + return [rev] + + def get_git_version(self): + VERSION_PFX = 'git version ' + version = self.run_command(['version'], show_stdout=False) + if version.startswith(VERSION_PFX): + version = version[len(VERSION_PFX):].split()[0] + else: + version = '' + # get first 3 positions of the git version because + # on windows it is x.y.z.windows.t, and this parses as + # LegacyVersion which always smaller than a Version. + version = '.'.join(version.split('.')[:3]) + return parse_version(version) + + @classmethod + def get_current_branch(cls, location): + """ + Return the current branch, or None if HEAD isn't at a branch + (e.g. detached HEAD). + """ + # git-symbolic-ref exits with empty stdout if "HEAD" is a detached + # HEAD rather than a symbolic ref. In addition, the -q causes the + # command to exit with status code 1 instead of 128 in this case + # and to suppress the message to stderr. + args = ['symbolic-ref', '-q', 'HEAD'] + output = cls.run_command( + args, extra_ok_returncodes=(1, ), show_stdout=False, cwd=location, + ) + ref = output.strip() + + if ref.startswith('refs/heads/'): + return ref[len('refs/heads/'):] + + return None + + def export(self, location, url): + """Export the Git repository at the url to the destination location""" + if not location.endswith('/'): + location = location + '/' + + with TempDirectory(kind="export") as temp_dir: + self.unpack(temp_dir.path, url=url) + self.run_command( + ['checkout-index', '-a', '-f', '--prefix', location], + show_stdout=False, cwd=temp_dir.path + ) + + @classmethod + def get_revision_sha(cls, dest, rev): + """ + Return (sha_or_none, is_branch), where sha_or_none is a commit hash + if the revision names a remote branch or tag, otherwise None. + + Args: + dest: the repository directory. + rev: the revision name. + """ + # Pass rev to pre-filter the list. + output = cls.run_command(['show-ref', rev], cwd=dest, + show_stdout=False, on_returncode='ignore') + refs = {} + for line in output.strip().splitlines(): + try: + sha, ref = line.split() + except ValueError: + # Include the offending line to simplify troubleshooting if + # this error ever occurs. + raise ValueError('unexpected show-ref line: {!r}'.format(line)) + + refs[ref] = sha + + branch_ref = 'refs/remotes/origin/{}'.format(rev) + tag_ref = 'refs/tags/{}'.format(rev) + + sha = refs.get(branch_ref) + if sha is not None: + return (sha, True) + + sha = refs.get(tag_ref) + + return (sha, False) + + @classmethod + def resolve_revision(cls, dest, url, rev_options): + """ + Resolve a revision to a new RevOptions object with the SHA1 of the + branch, tag, or ref if found. + + Args: + rev_options: a RevOptions object. + """ + rev = rev_options.arg_rev + sha, is_branch = cls.get_revision_sha(dest, rev) + + if sha is not None: + rev_options = rev_options.make_new(sha) + rev_options.branch_name = rev if is_branch else None + + return rev_options + + # Do not show a warning for the common case of something that has + # the form of a Git commit hash. + if not looks_like_hash(rev): + logger.warning( + "Did not find branch or tag '%s', assuming revision or ref.", + rev, + ) + + if not rev.startswith('refs/'): + return rev_options + + # If it looks like a ref, we have to fetch it explicitly. + cls.run_command( + ['fetch', '-q', url] + rev_options.to_args(), + cwd=dest, + ) + # Change the revision to the SHA of the ref we fetched + sha = cls.get_revision(dest, rev='FETCH_HEAD') + rev_options = rev_options.make_new(sha) + + return rev_options + + @classmethod + def is_commit_id_equal(cls, dest, name): + """ + Return whether the current commit hash equals the given name. + + Args: + dest: the repository directory. + name: a string name. + """ + if not name: + # Then avoid an unnecessary subprocess call. + return False + + return cls.get_revision(dest) == name + + def fetch_new(self, dest, url, rev_options): + rev_display = rev_options.to_display() + logger.info( + 'Cloning %s%s to %s', redact_password_from_url(url), + rev_display, display_path(dest), + ) + self.run_command(['clone', '-q', url, dest]) + + if rev_options.rev: + # Then a specific revision was requested. + rev_options = self.resolve_revision(dest, url, rev_options) + branch_name = getattr(rev_options, 'branch_name', None) + if branch_name is None: + # Only do a checkout if the current commit id doesn't match + # the requested revision. + if not self.is_commit_id_equal(dest, rev_options.rev): + cmd_args = ['checkout', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + elif self.get_current_branch(dest) != branch_name: + # Then a specific branch was requested, and that branch + # is not yet checked out. + track_branch = 'origin/{}'.format(branch_name) + cmd_args = [ + 'checkout', '-b', branch_name, '--track', track_branch, + ] + self.run_command(cmd_args, cwd=dest) + + #: repo may contain submodules + self.update_submodules(dest) + + def switch(self, dest, url, rev_options): + self.run_command(['config', 'remote.origin.url', url], cwd=dest) + cmd_args = ['checkout', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + + self.update_submodules(dest) + + def update(self, dest, url, rev_options): + # First fetch changes from the default remote + if self.get_git_version() >= parse_version('1.9.0'): + # fetch tags in addition to everything else + self.run_command(['fetch', '-q', '--tags'], cwd=dest) + else: + self.run_command(['fetch', '-q'], cwd=dest) + # Then reset to wanted revision (maybe even origin/master) + rev_options = self.resolve_revision(dest, url, rev_options) + cmd_args = ['reset', '--hard', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + #: update submodules + self.update_submodules(dest) + + @classmethod + def get_remote_url(cls, location): + """ + Return URL of the first remote encountered. + + Raises RemoteNotFoundError if the repository does not have a remote + url configured. + """ + # We need to pass 1 for extra_ok_returncodes since the command + # exits with return code 1 if there are no matching lines. + stdout = cls.run_command( + ['config', '--get-regexp', r'remote\..*\.url'], + extra_ok_returncodes=(1, ), show_stdout=False, cwd=location, + ) + remotes = stdout.splitlines() + try: + found_remote = remotes[0] + except IndexError: + raise RemoteNotFoundError + + for remote in remotes: + if remote.startswith('remote.origin.url '): + found_remote = remote + break + url = found_remote.split(' ')[1] + return url.strip() + + @classmethod + def get_revision(cls, location, rev=None): + if rev is None: + rev = 'HEAD' + current_rev = cls.run_command( + ['rev-parse', rev], show_stdout=False, cwd=location, + ) + return current_rev.strip() + + @classmethod + def get_subdirectory(cls, location): + # find the repo root + git_dir = cls.run_command(['rev-parse', '--git-dir'], + show_stdout=False, cwd=location).strip() + if not os.path.isabs(git_dir): + git_dir = os.path.join(location, git_dir) + root_dir = os.path.join(git_dir, '..') + # find setup.py + orig_location = location + while not os.path.exists(os.path.join(location, 'setup.py')): + last_location = location + location = os.path.dirname(location) + if location == last_location: + # We've traversed up to the root of the filesystem without + # finding setup.py + logger.warning( + "Could not find setup.py for directory %s (tried all " + "parent directories)", + orig_location, + ) + return None + # relative path of setup.py to repo root + if samefile(root_dir, location): + return None + return os.path.relpath(location, root_dir) + + @classmethod + def get_url_rev_and_auth(cls, url): + """ + Prefixes stub URLs like 'user@hostname:user/repo.git' with 'ssh://'. + That's required because although they use SSH they sometimes don't + work with a ssh:// scheme (e.g. GitHub). But we need a scheme for + parsing. Hence we remove it again afterwards and return it as a stub. + """ + # Works around an apparent Git bug + # (see https://article.gmane.org/gmane.comp.version-control.git/146500) + scheme, netloc, path, query, fragment = urlsplit(url) + if scheme.endswith('file'): + initial_slashes = path[:-len(path.lstrip('/'))] + newpath = ( + initial_slashes + + urllib_request.url2pathname(path) + .replace('\\', '/').lstrip('/') + ) + url = urlunsplit((scheme, netloc, newpath, query, fragment)) + after_plus = scheme.find('+') + 1 + url = scheme[:after_plus] + urlunsplit( + (scheme[after_plus:], netloc, newpath, query, fragment), + ) + + if '://' not in url: + assert 'file:' not in url + url = url.replace('git+', 'git+ssh://') + url, rev, user_pass = super(Git, cls).get_url_rev_and_auth(url) + url = url.replace('ssh://', '') + else: + url, rev, user_pass = super(Git, cls).get_url_rev_and_auth(url) + + return url, rev, user_pass + + @classmethod + def update_submodules(cls, location): + if not os.path.exists(os.path.join(location, '.gitmodules')): + return + cls.run_command( + ['submodule', 'update', '--init', '--recursive', '-q'], + cwd=location, + ) + + @classmethod + def controls_location(cls, location): + if super(Git, cls).controls_location(location): + return True + try: + r = cls.run_command(['rev-parse'], + cwd=location, + show_stdout=False, + on_returncode='ignore') + return not r + except BadCommand: + logger.debug("could not determine if %s is under git control " + "because git is not available", location) + return False + + +vcs.register(Git) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/mercurial.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/mercurial.py new file mode 100644 index 00000000..db42783d --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/mercurial.py @@ -0,0 +1,103 @@ +from __future__ import absolute_import + +import logging +import os + +from pip._vendor.six.moves import configparser + +from pip._internal.utils.misc import display_path, path_to_url +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.vcs.versioncontrol import VersionControl, vcs + +logger = logging.getLogger(__name__) + + +class Mercurial(VersionControl): + name = 'hg' + dirname = '.hg' + repo_name = 'clone' + schemes = ('hg', 'hg+http', 'hg+https', 'hg+ssh', 'hg+static-http') + + @staticmethod + def get_base_rev_args(rev): + return [rev] + + def export(self, location, url): + """Export the Hg repository at the url to the destination location""" + with TempDirectory(kind="export") as temp_dir: + self.unpack(temp_dir.path, url=url) + + self.run_command( + ['archive', location], show_stdout=False, cwd=temp_dir.path + ) + + def fetch_new(self, dest, url, rev_options): + rev_display = rev_options.to_display() + logger.info( + 'Cloning hg %s%s to %s', + url, + rev_display, + display_path(dest), + ) + self.run_command(['clone', '--noupdate', '-q', url, dest]) + cmd_args = ['update', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + + def switch(self, dest, url, rev_options): + repo_config = os.path.join(dest, self.dirname, 'hgrc') + config = configparser.RawConfigParser() + try: + config.read(repo_config) + config.set('paths', 'default', url) + with open(repo_config, 'w') as config_file: + config.write(config_file) + except (OSError, configparser.NoSectionError) as exc: + logger.warning( + 'Could not switch Mercurial repository to %s: %s', url, exc, + ) + else: + cmd_args = ['update', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + + def update(self, dest, url, rev_options): + self.run_command(['pull', '-q'], cwd=dest) + cmd_args = ['update', '-q'] + rev_options.to_args() + self.run_command(cmd_args, cwd=dest) + + @classmethod + def get_remote_url(cls, location): + url = cls.run_command( + ['showconfig', 'paths.default'], + show_stdout=False, cwd=location).strip() + if cls._is_local_repository(url): + url = path_to_url(url) + return url.strip() + + @classmethod + def get_revision(cls, location): + """ + Return the repository-local changeset revision number, as an integer. + """ + current_revision = cls.run_command( + ['parents', '--template={rev}'], + show_stdout=False, cwd=location).strip() + return current_revision + + @classmethod + def get_requirement_revision(cls, location): + """ + Return the changeset identification hash, as a 40-character + hexadecimal string + """ + current_rev_hash = cls.run_command( + ['parents', '--template={node}'], + show_stdout=False, cwd=location).strip() + return current_rev_hash + + @classmethod + def is_commit_id_equal(cls, dest, name): + """Always assume the versions don't match""" + return False + + +vcs.register(Mercurial) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/subversion.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/subversion.py new file mode 100644 index 00000000..6bb4c8c5 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/subversion.py @@ -0,0 +1,314 @@ +from __future__ import absolute_import + +import logging +import os +import re +import sys + +from pip._internal.utils.logging import indent_log +from pip._internal.utils.misc import ( + display_path, rmtree, split_auth_from_netloc, +) +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.vcs.versioncontrol import VersionControl, vcs + +_svn_xml_url_re = re.compile('url="([^"]+)"') +_svn_rev_re = re.compile(r'committed-rev="(\d+)"') +_svn_info_xml_rev_re = re.compile(r'\s*revision="(\d+)"') +_svn_info_xml_url_re = re.compile(r'<url>(.*)</url>') + + +if MYPY_CHECK_RUNNING: + from typing import List, Optional, Tuple + from pip._internal.vcs.versioncontrol import RevOptions + +logger = logging.getLogger(__name__) + + +class Subversion(VersionControl): + name = 'svn' + dirname = '.svn' + repo_name = 'checkout' + schemes = ('svn', 'svn+ssh', 'svn+http', 'svn+https', 'svn+svn') + + @classmethod + def should_add_vcs_url_prefix(cls, remote_url): + return True + + @staticmethod + def get_base_rev_args(rev): + return ['-r', rev] + + @classmethod + def get_revision(cls, location): + """ + Return the maximum revision for all files under a given location + """ + # Note: taken from setuptools.command.egg_info + revision = 0 + + for base, dirs, files in os.walk(location): + if cls.dirname not in dirs: + dirs[:] = [] + continue # no sense walking uncontrolled subdirs + dirs.remove(cls.dirname) + entries_fn = os.path.join(base, cls.dirname, 'entries') + if not os.path.exists(entries_fn): + # FIXME: should we warn? + continue + + dirurl, localrev = cls._get_svn_url_rev(base) + + if base == location: + base = dirurl + '/' # save the root url + elif not dirurl or not dirurl.startswith(base): + dirs[:] = [] + continue # not part of the same svn tree, skip it + revision = max(revision, localrev) + return revision + + @classmethod + def get_netloc_and_auth(cls, netloc, scheme): + """ + This override allows the auth information to be passed to svn via the + --username and --password options instead of via the URL. + """ + if scheme == 'ssh': + # The --username and --password options can't be used for + # svn+ssh URLs, so keep the auth information in the URL. + return super(Subversion, cls).get_netloc_and_auth(netloc, scheme) + + return split_auth_from_netloc(netloc) + + @classmethod + def get_url_rev_and_auth(cls, url): + # hotfix the URL scheme after removing svn+ from svn+ssh:// readd it + url, rev, user_pass = super(Subversion, cls).get_url_rev_and_auth(url) + if url.startswith('ssh://'): + url = 'svn+' + url + return url, rev, user_pass + + @staticmethod + def make_rev_args(username, password): + extra_args = [] + if username: + extra_args += ['--username', username] + if password: + extra_args += ['--password', password] + + return extra_args + + @classmethod + def get_remote_url(cls, location): + # In cases where the source is in a subdirectory, not alongside + # setup.py we have to look up in the location until we find a real + # setup.py + orig_location = location + while not os.path.exists(os.path.join(location, 'setup.py')): + last_location = location + location = os.path.dirname(location) + if location == last_location: + # We've traversed up to the root of the filesystem without + # finding setup.py + logger.warning( + "Could not find setup.py for directory %s (tried all " + "parent directories)", + orig_location, + ) + return None + + return cls._get_svn_url_rev(location)[0] + + @classmethod + def _get_svn_url_rev(cls, location): + from pip._internal.exceptions import InstallationError + + entries_path = os.path.join(location, cls.dirname, 'entries') + if os.path.exists(entries_path): + with open(entries_path) as f: + data = f.read() + else: # subversion >= 1.7 does not have the 'entries' file + data = '' + + if (data.startswith('8') or + data.startswith('9') or + data.startswith('10')): + data = list(map(str.splitlines, data.split('\n\x0c\n'))) + del data[0][0] # get rid of the '8' + url = data[0][3] + revs = [int(d[9]) for d in data if len(d) > 9 and d[9]] + [0] + elif data.startswith('<?xml'): + match = _svn_xml_url_re.search(data) + if not match: + raise ValueError('Badly formatted data: %r' % data) + url = match.group(1) # get repository URL + revs = [int(m.group(1)) for m in _svn_rev_re.finditer(data)] + [0] + else: + try: + # subversion >= 1.7 + # Note that using get_remote_call_options is not necessary here + # because `svn info` is being run against a local directory. + # We don't need to worry about making sure interactive mode + # is being used to prompt for passwords, because passwords + # are only potentially needed for remote server requests. + xml = cls.run_command( + ['info', '--xml', location], + show_stdout=False, + ) + url = _svn_info_xml_url_re.search(xml).group(1) + revs = [ + int(m.group(1)) for m in _svn_info_xml_rev_re.finditer(xml) + ] + except InstallationError: + url, revs = None, [] + + if revs: + rev = max(revs) + else: + rev = 0 + + return url, rev + + @classmethod + def is_commit_id_equal(cls, dest, name): + """Always assume the versions don't match""" + return False + + def __init__(self, use_interactive=None): + # type: (bool) -> None + if use_interactive is None: + use_interactive = sys.stdin.isatty() + self.use_interactive = use_interactive + + # This member is used to cache the fetched version of the current + # ``svn`` client. + # Special value definitions: + # None: Not evaluated yet. + # Empty tuple: Could not parse version. + self._vcs_version = None # type: Optional[Tuple[int, ...]] + + super(Subversion, self).__init__() + + def call_vcs_version(self): + # type: () -> Tuple[int, ...] + """Query the version of the currently installed Subversion client. + + :return: A tuple containing the parts of the version information or + ``()`` if the version returned from ``svn`` could not be parsed. + :raises: BadCommand: If ``svn`` is not installed. + """ + # Example versions: + # svn, version 1.10.3 (r1842928) + # compiled Feb 25 2019, 14:20:39 on x86_64-apple-darwin17.0.0 + # svn, version 1.7.14 (r1542130) + # compiled Mar 28 2018, 08:49:13 on x86_64-pc-linux-gnu + version_prefix = 'svn, version ' + version = self.run_command(['--version'], show_stdout=False) + if not version.startswith(version_prefix): + return () + + version = version[len(version_prefix):].split()[0] + version_list = version.split('.') + try: + parsed_version = tuple(map(int, version_list)) + except ValueError: + return () + + return parsed_version + + def get_vcs_version(self): + # type: () -> Tuple[int, ...] + """Return the version of the currently installed Subversion client. + + If the version of the Subversion client has already been queried, + a cached value will be used. + + :return: A tuple containing the parts of the version information or + ``()`` if the version returned from ``svn`` could not be parsed. + :raises: BadCommand: If ``svn`` is not installed. + """ + if self._vcs_version is not None: + # Use cached version, if available. + # If parsing the version failed previously (empty tuple), + # do not attempt to parse it again. + return self._vcs_version + + vcs_version = self.call_vcs_version() + self._vcs_version = vcs_version + return vcs_version + + def get_remote_call_options(self): + # type: () -> List[str] + """Return options to be used on calls to Subversion that contact the server. + + These options are applicable for the following ``svn`` subcommands used + in this class. + + - checkout + - export + - switch + - update + + :return: A list of command line arguments to pass to ``svn``. + """ + if not self.use_interactive: + # --non-interactive switch is available since Subversion 0.14.4. + # Subversion < 1.8 runs in interactive mode by default. + return ['--non-interactive'] + + svn_version = self.get_vcs_version() + # By default, Subversion >= 1.8 runs in non-interactive mode if + # stdin is not a TTY. Since that is how pip invokes SVN, in + # call_subprocess(), pip must pass --force-interactive to ensure + # the user can be prompted for a password, if required. + # SVN added the --force-interactive option in SVN 1.8. Since + # e.g. RHEL/CentOS 7, which is supported until 2024, ships with + # SVN 1.7, pip should continue to support SVN 1.7. Therefore, pip + # can't safely add the option if the SVN version is < 1.8 (or unknown). + if svn_version >= (1, 8): + return ['--force-interactive'] + + return [] + + def export(self, location, url): + """Export the svn repository at the url to the destination location""" + url, rev_options = self.get_url_rev_options(url) + + logger.info('Exporting svn repository %s to %s', url, location) + with indent_log(): + if os.path.exists(location): + # Subversion doesn't like to check out over an existing + # directory --force fixes this, but was only added in svn 1.5 + rmtree(location) + cmd_args = (['export'] + self.get_remote_call_options() + + rev_options.to_args() + [url, location]) + self.run_command(cmd_args, show_stdout=False) + + def fetch_new(self, dest, url, rev_options): + # type: (str, str, RevOptions) -> None + rev_display = rev_options.to_display() + logger.info( + 'Checking out %s%s to %s', + url, + rev_display, + display_path(dest), + ) + cmd_args = (['checkout', '-q'] + + self.get_remote_call_options() + + rev_options.to_args() + [url, dest]) + self.run_command(cmd_args) + + def switch(self, dest, url, rev_options): + # type: (str, str, RevOptions) -> None + cmd_args = (['switch'] + self.get_remote_call_options() + + rev_options.to_args() + [url, dest]) + self.run_command(cmd_args) + + def update(self, dest, url, rev_options): + # type: (str, str, RevOptions) -> None + cmd_args = (['update'] + self.get_remote_call_options() + + rev_options.to_args() + [dest]) + self.run_command(cmd_args) + + +vcs.register(Subversion) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/versioncontrol.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/versioncontrol.py new file mode 100644 index 00000000..2d05fc13 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/vcs/versioncontrol.py @@ -0,0 +1,600 @@ +"""Handles all VCS (version control) support""" +from __future__ import absolute_import + +import errno +import logging +import os +import shutil +import sys + +from pip._vendor import pkg_resources +from pip._vendor.six.moves.urllib import parse as urllib_parse + +from pip._internal.exceptions import BadCommand +from pip._internal.utils.misc import ( + ask_path_exists, backup_dir, call_subprocess, display_path, rmtree, +) +from pip._internal.utils.typing import MYPY_CHECK_RUNNING + +if MYPY_CHECK_RUNNING: + from typing import ( + Any, Dict, Iterable, List, Mapping, Optional, Text, Tuple, Type + ) + from pip._internal.utils.ui import SpinnerInterface + + AuthInfo = Tuple[Optional[str], Optional[str]] + +__all__ = ['vcs'] + + +logger = logging.getLogger(__name__) + + +def make_vcs_requirement_url(repo_url, rev, project_name, subdir=None): + """ + Return the URL for a VCS requirement. + + Args: + repo_url: the remote VCS url, with any needed VCS prefix (e.g. "git+"). + project_name: the (unescaped) project name. + """ + egg_project_name = pkg_resources.to_filename(project_name) + req = '{}@{}#egg={}'.format(repo_url, rev, egg_project_name) + if subdir: + req += '&subdirectory={}'.format(subdir) + + return req + + +class RemoteNotFoundError(Exception): + pass + + +class RevOptions(object): + + """ + Encapsulates a VCS-specific revision to install, along with any VCS + install options. + + Instances of this class should be treated as if immutable. + """ + + def __init__( + self, + vc_class, # type: Type[VersionControl] + rev=None, # type: Optional[str] + extra_args=None, # type: Optional[List[str]] + ): + # type: (...) -> None + """ + Args: + vc_class: a VersionControl subclass. + rev: the name of the revision to install. + extra_args: a list of extra options. + """ + if extra_args is None: + extra_args = [] + + self.extra_args = extra_args + self.rev = rev + self.vc_class = vc_class + + def __repr__(self): + return '<RevOptions {}: rev={!r}>'.format(self.vc_class.name, self.rev) + + @property + def arg_rev(self): + # type: () -> Optional[str] + if self.rev is None: + return self.vc_class.default_arg_rev + + return self.rev + + def to_args(self): + # type: () -> List[str] + """ + Return the VCS-specific command arguments. + """ + args = [] # type: List[str] + rev = self.arg_rev + if rev is not None: + args += self.vc_class.get_base_rev_args(rev) + args += self.extra_args + + return args + + def to_display(self): + # type: () -> str + if not self.rev: + return '' + + return ' (to revision {})'.format(self.rev) + + def make_new(self, rev): + # type: (str) -> RevOptions + """ + Make a copy of the current instance, but with a new rev. + + Args: + rev: the name of the revision for the new object. + """ + return self.vc_class.make_rev_options(rev, extra_args=self.extra_args) + + +class VcsSupport(object): + _registry = {} # type: Dict[str, VersionControl] + schemes = ['ssh', 'git', 'hg', 'bzr', 'sftp', 'svn'] + + def __init__(self): + # type: () -> None + # Register more schemes with urlparse for various version control + # systems + urllib_parse.uses_netloc.extend(self.schemes) + # Python >= 2.7.4, 3.3 doesn't have uses_fragment + if getattr(urllib_parse, 'uses_fragment', None): + urllib_parse.uses_fragment.extend(self.schemes) + super(VcsSupport, self).__init__() + + def __iter__(self): + return self._registry.__iter__() + + @property + def backends(self): + # type: () -> List[VersionControl] + return list(self._registry.values()) + + @property + def dirnames(self): + # type: () -> List[str] + return [backend.dirname for backend in self.backends] + + @property + def all_schemes(self): + # type: () -> List[str] + schemes = [] # type: List[str] + for backend in self.backends: + schemes.extend(backend.schemes) + return schemes + + def register(self, cls): + # type: (Type[VersionControl]) -> None + if not hasattr(cls, 'name'): + logger.warning('Cannot register VCS %s', cls.__name__) + return + if cls.name not in self._registry: + self._registry[cls.name] = cls() + logger.debug('Registered VCS backend: %s', cls.name) + + def unregister(self, name): + # type: (str) -> None + if name in self._registry: + del self._registry[name] + + def get_backend_for_dir(self, location): + # type: (str) -> Optional[VersionControl] + """ + Return a VersionControl object if a repository of that type is found + at the given directory. + """ + for vcs_backend in self._registry.values(): + if vcs_backend.controls_location(location): + logger.debug('Determine that %s uses VCS: %s', + location, vcs_backend.name) + return vcs_backend + return None + + def get_backend(self, name): + # type: (str) -> Optional[VersionControl] + """ + Return a VersionControl object or None. + """ + name = name.lower() + return self._registry.get(name) + + +vcs = VcsSupport() + + +class VersionControl(object): + name = '' + dirname = '' + repo_name = '' + # List of supported schemes for this Version Control + schemes = () # type: Tuple[str, ...] + # Iterable of environment variable names to pass to call_subprocess(). + unset_environ = () # type: Tuple[str, ...] + default_arg_rev = None # type: Optional[str] + + @classmethod + def should_add_vcs_url_prefix(cls, remote_url): + """ + Return whether the vcs prefix (e.g. "git+") should be added to a + repository's remote url when used in a requirement. + """ + return not remote_url.lower().startswith('{}:'.format(cls.name)) + + @classmethod + def get_subdirectory(cls, repo_dir): + """ + Return the path to setup.py, relative to the repo root. + """ + return None + + @classmethod + def get_requirement_revision(cls, repo_dir): + """ + Return the revision string that should be used in a requirement. + """ + return cls.get_revision(repo_dir) + + @classmethod + def get_src_requirement(cls, repo_dir, project_name): + """ + Return the requirement string to use to redownload the files + currently at the given repository directory. + + Args: + project_name: the (unescaped) project name. + + The return value has a form similar to the following: + + {repository_url}@{revision}#egg={project_name} + """ + repo_url = cls.get_remote_url(repo_dir) + if repo_url is None: + return None + + if cls.should_add_vcs_url_prefix(repo_url): + repo_url = '{}+{}'.format(cls.name, repo_url) + + revision = cls.get_requirement_revision(repo_dir) + subdir = cls.get_subdirectory(repo_dir) + req = make_vcs_requirement_url(repo_url, revision, project_name, + subdir=subdir) + + return req + + @staticmethod + def get_base_rev_args(rev): + """ + Return the base revision arguments for a vcs command. + + Args: + rev: the name of a revision to install. Cannot be None. + """ + raise NotImplementedError + + @classmethod + def make_rev_options(cls, rev=None, extra_args=None): + # type: (Optional[str], Optional[List[str]]) -> RevOptions + """ + Return a RevOptions object. + + Args: + rev: the name of a revision to install. + extra_args: a list of extra options. + """ + return RevOptions(cls, rev, extra_args=extra_args) + + @classmethod + def _is_local_repository(cls, repo): + # type: (str) -> bool + """ + posix absolute paths start with os.path.sep, + win32 ones start with drive (like c:\\folder) + """ + drive, tail = os.path.splitdrive(repo) + return repo.startswith(os.path.sep) or bool(drive) + + def export(self, location, url): + """ + Export the repository at the url to the destination location + i.e. only download the files, without vcs informations + + :param url: the repository URL starting with a vcs prefix. + """ + raise NotImplementedError + + @classmethod + def get_netloc_and_auth(cls, netloc, scheme): + """ + Parse the repository URL's netloc, and return the new netloc to use + along with auth information. + + Args: + netloc: the original repository URL netloc. + scheme: the repository URL's scheme without the vcs prefix. + + This is mainly for the Subversion class to override, so that auth + information can be provided via the --username and --password options + instead of through the URL. For other subclasses like Git without + such an option, auth information must stay in the URL. + + Returns: (netloc, (username, password)). + """ + return netloc, (None, None) + + @classmethod + def get_url_rev_and_auth(cls, url): + # type: (str) -> Tuple[str, Optional[str], AuthInfo] + """ + Parse the repository URL to use, and return the URL, revision, + and auth info to use. + + Returns: (url, rev, (username, password)). + """ + scheme, netloc, path, query, frag = urllib_parse.urlsplit(url) + if '+' not in scheme: + raise ValueError( + "Sorry, {!r} is a malformed VCS url. " + "The format is <vcs>+<protocol>://<url>, " + "e.g. svn+http://myrepo/svn/MyApp#egg=MyApp".format(url) + ) + # Remove the vcs prefix. + scheme = scheme.split('+', 1)[1] + netloc, user_pass = cls.get_netloc_and_auth(netloc, scheme) + rev = None + if '@' in path: + path, rev = path.rsplit('@', 1) + url = urllib_parse.urlunsplit((scheme, netloc, path, query, '')) + return url, rev, user_pass + + @staticmethod + def make_rev_args(username, password): + """ + Return the RevOptions "extra arguments" to use in obtain(). + """ + return [] + + def get_url_rev_options(self, url): + # type: (str) -> Tuple[str, RevOptions] + """ + Return the URL and RevOptions object to use in obtain() and in + some cases export(), as a tuple (url, rev_options). + """ + url, rev, user_pass = self.get_url_rev_and_auth(url) + username, password = user_pass + extra_args = self.make_rev_args(username, password) + rev_options = self.make_rev_options(rev, extra_args=extra_args) + + return url, rev_options + + @staticmethod + def normalize_url(url): + # type: (str) -> str + """ + Normalize a URL for comparison by unquoting it and removing any + trailing slash. + """ + return urllib_parse.unquote(url).rstrip('/') + + @classmethod + def compare_urls(cls, url1, url2): + # type: (str, str) -> bool + """ + Compare two repo URLs for identity, ignoring incidental differences. + """ + return (cls.normalize_url(url1) == cls.normalize_url(url2)) + + def fetch_new(self, dest, url, rev_options): + """ + Fetch a revision from a repository, in the case that this is the + first fetch from the repository. + + Args: + dest: the directory to fetch the repository to. + rev_options: a RevOptions object. + """ + raise NotImplementedError + + def switch(self, dest, url, rev_options): + """ + Switch the repo at ``dest`` to point to ``URL``. + + Args: + rev_options: a RevOptions object. + """ + raise NotImplementedError + + def update(self, dest, url, rev_options): + """ + Update an already-existing repo to the given ``rev_options``. + + Args: + rev_options: a RevOptions object. + """ + raise NotImplementedError + + @classmethod + def is_commit_id_equal(cls, dest, name): + """ + Return whether the id of the current commit equals the given name. + + Args: + dest: the repository directory. + name: a string name. + """ + raise NotImplementedError + + def obtain(self, dest, url): + # type: (str, str) -> None + """ + Install or update in editable mode the package represented by this + VersionControl object. + + :param dest: the repository directory in which to install or update. + :param url: the repository URL starting with a vcs prefix. + """ + url, rev_options = self.get_url_rev_options(url) + + if not os.path.exists(dest): + self.fetch_new(dest, url, rev_options) + return + + rev_display = rev_options.to_display() + if self.is_repository_directory(dest): + existing_url = self.get_remote_url(dest) + if self.compare_urls(existing_url, url): + logger.debug( + '%s in %s exists, and has correct URL (%s)', + self.repo_name.title(), + display_path(dest), + url, + ) + if not self.is_commit_id_equal(dest, rev_options.rev): + logger.info( + 'Updating %s %s%s', + display_path(dest), + self.repo_name, + rev_display, + ) + self.update(dest, url, rev_options) + else: + logger.info('Skipping because already up-to-date.') + return + + logger.warning( + '%s %s in %s exists with URL %s', + self.name, + self.repo_name, + display_path(dest), + existing_url, + ) + prompt = ('(s)witch, (i)gnore, (w)ipe, (b)ackup ', + ('s', 'i', 'w', 'b')) + else: + logger.warning( + 'Directory %s already exists, and is not a %s %s.', + dest, + self.name, + self.repo_name, + ) + # https://github.com/python/mypy/issues/1174 + prompt = ('(i)gnore, (w)ipe, (b)ackup ', # type: ignore + ('i', 'w', 'b')) + + logger.warning( + 'The plan is to install the %s repository %s', + self.name, + url, + ) + response = ask_path_exists('What to do? %s' % prompt[0], prompt[1]) + + if response == 'a': + sys.exit(-1) + + if response == 'w': + logger.warning('Deleting %s', display_path(dest)) + rmtree(dest) + self.fetch_new(dest, url, rev_options) + return + + if response == 'b': + dest_dir = backup_dir(dest) + logger.warning( + 'Backing up %s to %s', display_path(dest), dest_dir, + ) + shutil.move(dest, dest_dir) + self.fetch_new(dest, url, rev_options) + return + + # Do nothing if the response is "i". + if response == 's': + logger.info( + 'Switching %s %s to %s%s', + self.repo_name, + display_path(dest), + url, + rev_display, + ) + self.switch(dest, url, rev_options) + + def unpack(self, location, url): + # type: (str, str) -> None + """ + Clean up current location and download the url repository + (and vcs infos) into location + + :param url: the repository URL starting with a vcs prefix. + """ + if os.path.exists(location): + rmtree(location) + self.obtain(location, url=url) + + @classmethod + def get_remote_url(cls, location): + """ + Return the url used at location + + Raises RemoteNotFoundError if the repository does not have a remote + url configured. + """ + raise NotImplementedError + + @classmethod + def get_revision(cls, location): + """ + Return the current commit id of the files at the given location. + """ + raise NotImplementedError + + @classmethod + def run_command( + cls, + cmd, # type: List[str] + show_stdout=True, # type: bool + cwd=None, # type: Optional[str] + on_returncode='raise', # type: str + extra_ok_returncodes=None, # type: Optional[Iterable[int]] + command_desc=None, # type: Optional[str] + extra_environ=None, # type: Optional[Mapping[str, Any]] + spinner=None # type: Optional[SpinnerInterface] + ): + # type: (...) -> Text + """ + Run a VCS subcommand + This is simply a wrapper around call_subprocess that adds the VCS + command name, and checks that the VCS is available + """ + cmd = [cls.name] + cmd + try: + return call_subprocess(cmd, show_stdout, cwd, + on_returncode=on_returncode, + extra_ok_returncodes=extra_ok_returncodes, + command_desc=command_desc, + extra_environ=extra_environ, + unset_environ=cls.unset_environ, + spinner=spinner) + except OSError as e: + # errno.ENOENT = no such file or directory + # In other words, the VCS executable isn't available + if e.errno == errno.ENOENT: + raise BadCommand( + 'Cannot find command %r - do you have ' + '%r installed and in your ' + 'PATH?' % (cls.name, cls.name)) + else: + raise # re-raise exception if a different error occurred + + @classmethod + def is_repository_directory(cls, path): + # type: (str) -> bool + """ + Return whether a directory path is a repository directory. + """ + logger.debug('Checking in %s for %s (%s)...', + path, cls.dirname, cls.name) + return os.path.exists(os.path.join(path, cls.dirname)) + + @classmethod + def controls_location(cls, location): + # type: (str) -> bool + """ + Check if a location is controlled by the vcs. + It is meant to be overridden to implement smarter detection + mechanisms for specific vcs. + + This can do more than is_repository_directory() alone. For example, + the Git override checks that Git is actually available. + """ + return cls.is_repository_directory(location) diff --git a/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/wheel.py b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/wheel.py new file mode 100644 index 00000000..6f034cd0 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/wheel.py @@ -0,0 +1,1125 @@ +""" +Support for installing and building the "wheel" binary package format. +""" +from __future__ import absolute_import + +import collections +import compileall +import csv +import hashlib +import logging +import os.path +import re +import shutil +import stat +import sys +import warnings +from base64 import urlsafe_b64encode +from email.parser import Parser + +from pip._vendor import pkg_resources +from pip._vendor.distlib.scripts import ScriptMaker +from pip._vendor.packaging.utils import canonicalize_name +from pip._vendor.six import StringIO + +from pip._internal import pep425tags +from pip._internal.download import unpack_url +from pip._internal.exceptions import ( + InstallationError, InvalidWheelFilename, UnsupportedWheel, +) +from pip._internal.locations import distutils_scheme +from pip._internal.models.link import Link +from pip._internal.utils.logging import indent_log +from pip._internal.utils.marker_files import PIP_DELETE_MARKER_FILENAME +from pip._internal.utils.misc import ( + LOG_DIVIDER, call_subprocess, captured_stdout, ensure_dir, + format_command_args, path_to_url, read_chunks, +) +from pip._internal.utils.setuptools_build import make_setuptools_shim_args +from pip._internal.utils.temp_dir import TempDirectory +from pip._internal.utils.typing import MYPY_CHECK_RUNNING +from pip._internal.utils.ui import open_spinner + +if MYPY_CHECK_RUNNING: + from typing import ( + Dict, List, Optional, Sequence, Mapping, Tuple, IO, Text, Any, Iterable + ) + from pip._vendor.packaging.requirements import Requirement + from pip._internal.req.req_install import InstallRequirement + from pip._internal.download import PipSession + from pip._internal.index import FormatControl, PackageFinder + from pip._internal.operations.prepare import ( + RequirementPreparer + ) + from pip._internal.cache import WheelCache + from pip._internal.pep425tags import Pep425Tag + + InstalledCSVRow = Tuple[str, ...] + + +VERSION_COMPATIBLE = (1, 0) + + +logger = logging.getLogger(__name__) + + +def normpath(src, p): + return os.path.relpath(src, p).replace(os.path.sep, '/') + + +def hash_file(path, blocksize=1 << 20): + # type: (str, int) -> Tuple[Any, int] + """Return (hash, length) for path using hashlib.sha256()""" + h = hashlib.sha256() + length = 0 + with open(path, 'rb') as f: + for block in read_chunks(f, size=blocksize): + length += len(block) + h.update(block) + return (h, length) # type: ignore + + +def rehash(path, blocksize=1 << 20): + # type: (str, int) -> Tuple[str, str] + """Return (encoded_digest, length) for path using hashlib.sha256()""" + h, length = hash_file(path, blocksize) + digest = 'sha256=' + urlsafe_b64encode( + h.digest() + ).decode('latin1').rstrip('=') + # unicode/str python2 issues + return (digest, str(length)) # type: ignore + + +def open_for_csv(name, mode): + # type: (str, Text) -> IO + if sys.version_info[0] < 3: + nl = {} # type: Dict[str, Any] + bin = 'b' + else: + nl = {'newline': ''} # type: Dict[str, Any] + bin = '' + return open(name, mode + bin, **nl) + + +def replace_python_tag(wheelname, new_tag): + # type: (str, str) -> str + """Replace the Python tag in a wheel file name with a new value. + """ + parts = wheelname.split('-') + parts[-3] = new_tag + return '-'.join(parts) + + +def fix_script(path): + # type: (str) -> Optional[bool] + """Replace #!python with #!/path/to/python + Return True if file was changed.""" + # XXX RECORD hashes will need to be updated + if os.path.isfile(path): + with open(path, 'rb') as script: + firstline = script.readline() + if not firstline.startswith(b'#!python'): + return False + exename = sys.executable.encode(sys.getfilesystemencoding()) + firstline = b'#!' + exename + os.linesep.encode("ascii") + rest = script.read() + with open(path, 'wb') as script: + script.write(firstline) + script.write(rest) + return True + return None + + +dist_info_re = re.compile(r"""^(?P<namever>(?P<name>.+?)(-(?P<ver>.+?))?) + \.dist-info$""", re.VERBOSE) + + +def root_is_purelib(name, wheeldir): + # type: (str, str) -> bool + """ + Return True if the extracted wheel in wheeldir should go into purelib. + """ + name_folded = name.replace("-", "_") + for item in os.listdir(wheeldir): + match = dist_info_re.match(item) + if match and match.group('name') == name_folded: + with open(os.path.join(wheeldir, item, 'WHEEL')) as wheel: + for line in wheel: + line = line.lower().rstrip() + if line == "root-is-purelib: true": + return True + return False + + +def get_entrypoints(filename): + # type: (str) -> Tuple[Dict[str, str], Dict[str, str]] + if not os.path.exists(filename): + return {}, {} + + # This is done because you can pass a string to entry_points wrappers which + # means that they may or may not be valid INI files. The attempt here is to + # strip leading and trailing whitespace in order to make them valid INI + # files. + with open(filename) as fp: + data = StringIO() + for line in fp: + data.write(line.strip()) + data.write("\n") + data.seek(0) + + # get the entry points and then the script names + entry_points = pkg_resources.EntryPoint.parse_map(data) + console = entry_points.get('console_scripts', {}) + gui = entry_points.get('gui_scripts', {}) + + def _split_ep(s): + """get the string representation of EntryPoint, remove space and split + on '='""" + return str(s).replace(" ", "").split("=") + + # convert the EntryPoint objects into strings with module:function + console = dict(_split_ep(v) for v in console.values()) + gui = dict(_split_ep(v) for v in gui.values()) + return console, gui + + +def message_about_scripts_not_on_PATH(scripts): + # type: (Sequence[str]) -> Optional[str] + """Determine if any scripts are not on PATH and format a warning. + + Returns a warning message if one or more scripts are not on PATH, + otherwise None. + """ + if not scripts: + return None + + # Group scripts by the path they were installed in + grouped_by_dir = collections.defaultdict(set) # type: Dict[str, set] + for destfile in scripts: + parent_dir = os.path.dirname(destfile) + script_name = os.path.basename(destfile) + grouped_by_dir[parent_dir].add(script_name) + + # We don't want to warn for directories that are on PATH. + not_warn_dirs = [ + os.path.normcase(i).rstrip(os.sep) for i in + os.environ.get("PATH", "").split(os.pathsep) + ] + # If an executable sits with sys.executable, we don't warn for it. + # This covers the case of venv invocations without activating the venv. + not_warn_dirs.append(os.path.normcase(os.path.dirname(sys.executable))) + warn_for = { + parent_dir: scripts for parent_dir, scripts in grouped_by_dir.items() + if os.path.normcase(parent_dir) not in not_warn_dirs + } + if not warn_for: + return None + + # Format a message + msg_lines = [] + for parent_dir, scripts in warn_for.items(): + sorted_scripts = sorted(scripts) # type: List[str] + if len(sorted_scripts) == 1: + start_text = "script {} is".format(sorted_scripts[0]) + else: + start_text = "scripts {} are".format( + ", ".join(sorted_scripts[:-1]) + " and " + sorted_scripts[-1] + ) + + msg_lines.append( + "The {} installed in '{}' which is not on PATH." + .format(start_text, parent_dir) + ) + + last_line_fmt = ( + "Consider adding {} to PATH or, if you prefer " + "to suppress this warning, use --no-warn-script-location." + ) + if len(msg_lines) == 1: + msg_lines.append(last_line_fmt.format("this directory")) + else: + msg_lines.append(last_line_fmt.format("these directories")) + + # Returns the formatted multiline message + return "\n".join(msg_lines) + + +def sorted_outrows(outrows): + # type: (Iterable[InstalledCSVRow]) -> List[InstalledCSVRow] + """ + Return the given rows of a RECORD file in sorted order. + + Each row is a 3-tuple (path, hash, size) and corresponds to a record of + a RECORD file (see PEP 376 and PEP 427 for details). For the rows + passed to this function, the size can be an integer as an int or string, + or the empty string. + """ + # Normally, there should only be one row per path, in which case the + # second and third elements don't come into play when sorting. + # However, in cases in the wild where a path might happen to occur twice, + # we don't want the sort operation to trigger an error (but still want + # determinism). Since the third element can be an int or string, we + # coerce each element to a string to avoid a TypeError in this case. + # For additional background, see-- + # https://github.com/pypa/pip/issues/5868 + return sorted(outrows, key=lambda row: tuple(str(x) for x in row)) + + +def get_csv_rows_for_installed( + old_csv_rows, # type: Iterable[List[str]] + installed, # type: Dict[str, str] + changed, # type: set + generated, # type: List[str] + lib_dir, # type: str +): + # type: (...) -> List[InstalledCSVRow] + """ + :param installed: A map from archive RECORD path to installation RECORD + path. + """ + installed_rows = [] # type: List[InstalledCSVRow] + for row in old_csv_rows: + if len(row) > 3: + logger.warning( + 'RECORD line has more than three elements: {}'.format(row) + ) + # Make a copy because we are mutating the row. + row = list(row) + old_path = row[0] + new_path = installed.pop(old_path, old_path) + row[0] = new_path + if new_path in changed: + digest, length = rehash(new_path) + row[1] = digest + row[2] = length + installed_rows.append(tuple(row)) + for f in generated: + digest, length = rehash(f) + installed_rows.append((normpath(f, lib_dir), digest, str(length))) + for f in installed: + installed_rows.append((installed[f], '', '')) + return installed_rows + + +def move_wheel_files( + name, # type: str + req, # type: Requirement + wheeldir, # type: str + user=False, # type: bool + home=None, # type: Optional[str] + root=None, # type: Optional[str] + pycompile=True, # type: bool + scheme=None, # type: Optional[Mapping[str, str]] + isolated=False, # type: bool + prefix=None, # type: Optional[str] + warn_script_location=True # type: bool +): + # type: (...) -> None + """Install a wheel""" + # TODO: Investigate and break this up. + # TODO: Look into moving this into a dedicated class for representing an + # installation. + + if not scheme: + scheme = distutils_scheme( + name, user=user, home=home, root=root, isolated=isolated, + prefix=prefix, + ) + + if root_is_purelib(name, wheeldir): + lib_dir = scheme['purelib'] + else: + lib_dir = scheme['platlib'] + + info_dir = [] # type: List[str] + data_dirs = [] + source = wheeldir.rstrip(os.path.sep) + os.path.sep + + # Record details of the files moved + # installed = files copied from the wheel to the destination + # changed = files changed while installing (scripts #! line typically) + # generated = files newly generated during the install (script wrappers) + installed = {} # type: Dict[str, str] + changed = set() + generated = [] # type: List[str] + + # Compile all of the pyc files that we're going to be installing + if pycompile: + with captured_stdout() as stdout: + with warnings.catch_warnings(): + warnings.filterwarnings('ignore') + compileall.compile_dir(source, force=True, quiet=True) + logger.debug(stdout.getvalue()) + + def record_installed(srcfile, destfile, modified=False): + """Map archive RECORD paths to installation RECORD paths.""" + oldpath = normpath(srcfile, wheeldir) + newpath = normpath(destfile, lib_dir) + installed[oldpath] = newpath + if modified: + changed.add(destfile) + + def clobber(source, dest, is_base, fixer=None, filter=None): + ensure_dir(dest) # common for the 'include' path + + for dir, subdirs, files in os.walk(source): + basedir = dir[len(source):].lstrip(os.path.sep) + destdir = os.path.join(dest, basedir) + if is_base and basedir.split(os.path.sep, 1)[0].endswith('.data'): + continue + for s in subdirs: + destsubdir = os.path.join(dest, basedir, s) + if is_base and basedir == '' and destsubdir.endswith('.data'): + data_dirs.append(s) + continue + elif (is_base and + s.endswith('.dist-info') and + canonicalize_name(s).startswith( + canonicalize_name(req.name))): + assert not info_dir, ('Multiple .dist-info directories: ' + + destsubdir + ', ' + + ', '.join(info_dir)) + info_dir.append(destsubdir) + for f in files: + # Skip unwanted files + if filter and filter(f): + continue + srcfile = os.path.join(dir, f) + destfile = os.path.join(dest, basedir, f) + # directory creation is lazy and after the file filtering above + # to ensure we don't install empty dirs; empty dirs can't be + # uninstalled. + ensure_dir(destdir) + + # copyfile (called below) truncates the destination if it + # exists and then writes the new contents. This is fine in most + # cases, but can cause a segfault if pip has loaded a shared + # object (e.g. from pyopenssl through its vendored urllib3) + # Since the shared object is mmap'd an attempt to call a + # symbol in it will then cause a segfault. Unlinking the file + # allows writing of new contents while allowing the process to + # continue to use the old copy. + if os.path.exists(destfile): + os.unlink(destfile) + + # We use copyfile (not move, copy, or copy2) to be extra sure + # that we are not moving directories over (copyfile fails for + # directories) as well as to ensure that we are not copying + # over any metadata because we want more control over what + # metadata we actually copy over. + shutil.copyfile(srcfile, destfile) + + # Copy over the metadata for the file, currently this only + # includes the atime and mtime. + st = os.stat(srcfile) + if hasattr(os, "utime"): + os.utime(destfile, (st.st_atime, st.st_mtime)) + + # If our file is executable, then make our destination file + # executable. + if os.access(srcfile, os.X_OK): + st = os.stat(srcfile) + permissions = ( + st.st_mode | stat.S_IXUSR | stat.S_IXGRP | stat.S_IXOTH + ) + os.chmod(destfile, permissions) + + changed = False + if fixer: + changed = fixer(destfile) + record_installed(srcfile, destfile, changed) + + clobber(source, lib_dir, True) + + assert info_dir, "%s .dist-info directory not found" % req + + # Get the defined entry points + ep_file = os.path.join(info_dir[0], 'entry_points.txt') + console, gui = get_entrypoints(ep_file) + + def is_entrypoint_wrapper(name): + # EP, EP.exe and EP-script.py are scripts generated for + # entry point EP by setuptools + if name.lower().endswith('.exe'): + matchname = name[:-4] + elif name.lower().endswith('-script.py'): + matchname = name[:-10] + elif name.lower().endswith(".pya"): + matchname = name[:-4] + else: + matchname = name + # Ignore setuptools-generated scripts + return (matchname in console or matchname in gui) + + for datadir in data_dirs: + fixer = None + filter = None + for subdir in os.listdir(os.path.join(wheeldir, datadir)): + fixer = None + if subdir == 'scripts': + fixer = fix_script + filter = is_entrypoint_wrapper + source = os.path.join(wheeldir, datadir, subdir) + dest = scheme[subdir] + clobber(source, dest, False, fixer=fixer, filter=filter) + + maker = ScriptMaker(None, scheme['scripts']) + + # Ensure old scripts are overwritten. + # See https://github.com/pypa/pip/issues/1800 + maker.clobber = True + + # Ensure we don't generate any variants for scripts because this is almost + # never what somebody wants. + # See https://bitbucket.org/pypa/distlib/issue/35/ + maker.variants = {''} + + # This is required because otherwise distlib creates scripts that are not + # executable. + # See https://bitbucket.org/pypa/distlib/issue/32/ + maker.set_mode = True + + # Simplify the script and fix the fact that the default script swallows + # every single stack trace. + # See https://bitbucket.org/pypa/distlib/issue/34/ + # See https://bitbucket.org/pypa/distlib/issue/33/ + def _get_script_text(entry): + if entry.suffix is None: + raise InstallationError( + "Invalid script entry point: %s for req: %s - A callable " + "suffix is required. Cf https://packaging.python.org/en/" + "latest/distributing.html#console-scripts for more " + "information." % (entry, req) + ) + return maker.script_template % { + "module": entry.prefix, + "import_name": entry.suffix.split(".")[0], + "func": entry.suffix, + } + # ignore type, because mypy disallows assigning to a method, + # see https://github.com/python/mypy/issues/2427 + maker._get_script_text = _get_script_text # type: ignore + maker.script_template = r"""# -*- coding: utf-8 -*- +import re +import sys + +from %(module)s import %(import_name)s + +if __name__ == '__main__': + sys.argv[0] = re.sub(r'(-script\.pyw?|\.exe)?$', '', sys.argv[0]) + sys.exit(%(func)s()) +""" + + # Special case pip and setuptools to generate versioned wrappers + # + # The issue is that some projects (specifically, pip and setuptools) use + # code in setup.py to create "versioned" entry points - pip2.7 on Python + # 2.7, pip3.3 on Python 3.3, etc. But these entry points are baked into + # the wheel metadata at build time, and so if the wheel is installed with + # a *different* version of Python the entry points will be wrong. The + # correct fix for this is to enhance the metadata to be able to describe + # such versioned entry points, but that won't happen till Metadata 2.0 is + # available. + # In the meantime, projects using versioned entry points will either have + # incorrect versioned entry points, or they will not be able to distribute + # "universal" wheels (i.e., they will need a wheel per Python version). + # + # Because setuptools and pip are bundled with _ensurepip and virtualenv, + # we need to use universal wheels. So, as a stopgap until Metadata 2.0, we + # override the versioned entry points in the wheel and generate the + # correct ones. This code is purely a short-term measure until Metadata 2.0 + # is available. + # + # To add the level of hack in this section of code, in order to support + # ensurepip this code will look for an ``ENSUREPIP_OPTIONS`` environment + # variable which will control which version scripts get installed. + # + # ENSUREPIP_OPTIONS=altinstall + # - Only pipX.Y and easy_install-X.Y will be generated and installed + # ENSUREPIP_OPTIONS=install + # - pipX.Y, pipX, easy_install-X.Y will be generated and installed. Note + # that this option is technically if ENSUREPIP_OPTIONS is set and is + # not altinstall + # DEFAULT + # - The default behavior is to install pip, pipX, pipX.Y, easy_install + # and easy_install-X.Y. + pip_script = console.pop('pip', None) + if pip_script: + if "ENSUREPIP_OPTIONS" not in os.environ: + spec = 'pip = ' + pip_script + generated.extend(maker.make(spec)) + + if os.environ.get("ENSUREPIP_OPTIONS", "") != "altinstall": + spec = 'pip%s = %s' % (sys.version[:1], pip_script) + generated.extend(maker.make(spec)) + + spec = 'pip%s = %s' % (sys.version[:3], pip_script) + generated.extend(maker.make(spec)) + # Delete any other versioned pip entry points + pip_ep = [k for k in console if re.match(r'pip(\d(\.\d)?)?$', k)] + for k in pip_ep: + del console[k] + easy_install_script = console.pop('easy_install', None) + if easy_install_script: + if "ENSUREPIP_OPTIONS" not in os.environ: + spec = 'easy_install = ' + easy_install_script + generated.extend(maker.make(spec)) + + spec = 'easy_install-%s = %s' % (sys.version[:3], easy_install_script) + generated.extend(maker.make(spec)) + # Delete any other versioned easy_install entry points + easy_install_ep = [ + k for k in console if re.match(r'easy_install(-\d\.\d)?$', k) + ] + for k in easy_install_ep: + del console[k] + + # Generate the console and GUI entry points specified in the wheel + if len(console) > 0: + generated_console_scripts = maker.make_multiple( + ['%s = %s' % kv for kv in console.items()] + ) + generated.extend(generated_console_scripts) + + if warn_script_location: + msg = message_about_scripts_not_on_PATH(generated_console_scripts) + if msg is not None: + logger.warning(msg) + + if len(gui) > 0: + generated.extend( + maker.make_multiple( + ['%s = %s' % kv for kv in gui.items()], + {'gui': True} + ) + ) + + # Record pip as the installer + installer = os.path.join(info_dir[0], 'INSTALLER') + temp_installer = os.path.join(info_dir[0], 'INSTALLER.pip') + with open(temp_installer, 'wb') as installer_file: + installer_file.write(b'pip\n') + shutil.move(temp_installer, installer) + generated.append(installer) + + # Record details of all files installed + record = os.path.join(info_dir[0], 'RECORD') + temp_record = os.path.join(info_dir[0], 'RECORD.pip') + with open_for_csv(record, 'r') as record_in: + with open_for_csv(temp_record, 'w+') as record_out: + reader = csv.reader(record_in) + outrows = get_csv_rows_for_installed( + reader, installed=installed, changed=changed, + generated=generated, lib_dir=lib_dir, + ) + writer = csv.writer(record_out) + # Sort to simplify testing. + for row in sorted_outrows(outrows): + writer.writerow(row) + shutil.move(temp_record, record) + + +def wheel_version(source_dir): + # type: (Optional[str]) -> Optional[Tuple[int, ...]] + """ + Return the Wheel-Version of an extracted wheel, if possible. + + Otherwise, return None if we couldn't parse / extract it. + """ + try: + dist = [d for d in pkg_resources.find_on_path(None, source_dir)][0] + + wheel_data = dist.get_metadata('WHEEL') + wheel_data = Parser().parsestr(wheel_data) + + version = wheel_data['Wheel-Version'].strip() + version = tuple(map(int, version.split('.'))) + return version + except Exception: + return None + + +def check_compatibility(version, name): + # type: (Optional[Tuple[int, ...]], str) -> None + """ + Raises errors or warns if called with an incompatible Wheel-Version. + + Pip should refuse to install a Wheel-Version that's a major series + ahead of what it's compatible with (e.g 2.0 > 1.1); and warn when + installing a version only minor version ahead (e.g 1.2 > 1.1). + + version: a 2-tuple representing a Wheel-Version (Major, Minor) + name: name of wheel or package to raise exception about + + :raises UnsupportedWheel: when an incompatible Wheel-Version is given + """ + if not version: + raise UnsupportedWheel( + "%s is in an unsupported or invalid wheel" % name + ) + if version[0] > VERSION_COMPATIBLE[0]: + raise UnsupportedWheel( + "%s's Wheel-Version (%s) is not compatible with this version " + "of pip" % (name, '.'.join(map(str, version))) + ) + elif version > VERSION_COMPATIBLE: + logger.warning( + 'Installing from a newer Wheel-Version (%s)', + '.'.join(map(str, version)), + ) + + +def format_tag(file_tag): + # type: (Tuple[str, ...]) -> str + """ + Format three tags in the form "<python_tag>-<abi_tag>-<platform_tag>". + + :param file_tag: A 3-tuple of tags (python_tag, abi_tag, platform_tag). + """ + return '-'.join(file_tag) + + +class Wheel(object): + """A wheel file""" + + # TODO: Maybe move the class into the models sub-package + # TODO: Maybe move the install code into this class + + wheel_file_re = re.compile( + r"""^(?P<namever>(?P<name>.+?)-(?P<ver>.*?)) + ((-(?P<build>\d[^-]*?))?-(?P<pyver>.+?)-(?P<abi>.+?)-(?P<plat>.+?) + \.whl|\.dist-info)$""", + re.VERBOSE + ) + + def __init__(self, filename): + # type: (str) -> None + """ + :raises InvalidWheelFilename: when the filename is invalid for a wheel + """ + wheel_info = self.wheel_file_re.match(filename) + if not wheel_info: + raise InvalidWheelFilename( + "%s is not a valid wheel filename." % filename + ) + self.filename = filename + self.name = wheel_info.group('name').replace('_', '-') + # we'll assume "_" means "-" due to wheel naming scheme + # (https://github.com/pypa/pip/issues/1150) + self.version = wheel_info.group('ver').replace('_', '-') + self.build_tag = wheel_info.group('build') + self.pyversions = wheel_info.group('pyver').split('.') + self.abis = wheel_info.group('abi').split('.') + self.plats = wheel_info.group('plat').split('.') + + # All the tag combinations from this file + self.file_tags = { + (x, y, z) for x in self.pyversions + for y in self.abis for z in self.plats + } + + def get_formatted_file_tags(self): + # type: () -> List[str] + """ + Return the wheel's tags as a sorted list of strings. + """ + return sorted(format_tag(tag) for tag in self.file_tags) + + def support_index_min(self, tags=None): + # type: (Optional[List[Pep425Tag]]) -> Optional[int] + """ + Return the lowest index that one of the wheel's file_tag combinations + achieves in the supported_tags list e.g. if there are 8 supported tags, + and one of the file tags is first in the list, then return 0. Returns + None is the wheel is not supported. + """ + if tags is None: # for mock + tags = pep425tags.get_supported() + indexes = [tags.index(c) for c in self.file_tags if c in tags] + return min(indexes) if indexes else None + + def supported(self, tags=None): + # type: (Optional[List[Pep425Tag]]) -> bool + """Is this wheel supported on this system?""" + if tags is None: # for mock + tags = pep425tags.get_supported() + return bool(set(tags).intersection(self.file_tags)) + + +def _contains_egg_info( + s, _egg_info_re=re.compile(r'([a-z0-9_.]+)-([a-z0-9_.!+-]+)', re.I)): + """Determine whether the string looks like an egg_info. + + :param s: The string to parse. E.g. foo-2.1 + """ + return bool(_egg_info_re.search(s)) + + +def should_use_ephemeral_cache( + req, # type: InstallRequirement + format_control, # type: FormatControl + autobuilding, # type: bool + cache_available # type: bool +): + # type: (...) -> Optional[bool] + """ + Return whether to build an InstallRequirement object using the + ephemeral cache. + + :param cache_available: whether a cache directory is available for the + autobuilding=True case. + + :return: True or False to build the requirement with ephem_cache=True + or False, respectively; or None not to build the requirement. + """ + if req.constraint: + return None + if req.is_wheel: + if not autobuilding: + logger.info( + 'Skipping %s, due to already being wheel.', req.name, + ) + return None + if not autobuilding: + return False + + if req.editable or not req.source_dir: + return None + + if "binary" not in format_control.get_allowed_formats( + canonicalize_name(req.name)): + logger.info( + "Skipping bdist_wheel for %s, due to binaries " + "being disabled for it.", req.name, + ) + return None + + if req.link and not req.link.is_artifact: + # VCS checkout. Build wheel just for this run. + return True + + link = req.link + base, ext = link.splitext() + if cache_available and _contains_egg_info(base): + return False + + # Otherwise, build the wheel just for this run using the ephemeral + # cache since we are either in the case of e.g. a local directory, or + # no cache directory is available to use. + return True + + +def format_command_result( + command_args, # type: List[str] + command_output, # type: str +): + # type: (...) -> str + """ + Format command information for logging. + """ + command_desc = format_command_args(command_args) + text = 'Command arguments: {}\n'.format(command_desc) + + if not command_output: + text += 'Command output: None' + elif logger.getEffectiveLevel() > logging.DEBUG: + text += 'Command output: [use --verbose to show]' + else: + if not command_output.endswith('\n'): + command_output += '\n' + text += 'Command output:\n{}{}'.format(command_output, LOG_DIVIDER) + + return text + + +def get_legacy_build_wheel_path( + names, # type: List[str] + temp_dir, # type: str + req, # type: InstallRequirement + command_args, # type: List[str] + command_output, # type: str +): + # type: (...) -> Optional[str] + """ + Return the path to the wheel in the temporary build directory. + """ + # Sort for determinism. + names = sorted(names) + if not names: + msg = ( + 'Legacy build of wheel for {!r} created no files.\n' + ).format(req.name) + msg += format_command_result(command_args, command_output) + logger.warning(msg) + return None + + if len(names) > 1: + msg = ( + 'Legacy build of wheel for {!r} created more than one file.\n' + 'Filenames (choosing first): {}\n' + ).format(req.name, names) + msg += format_command_result(command_args, command_output) + logger.warning(msg) + + return os.path.join(temp_dir, names[0]) + + +class WheelBuilder(object): + """Build wheels from a RequirementSet.""" + + def __init__( + self, + finder, # type: PackageFinder + preparer, # type: RequirementPreparer + wheel_cache, # type: WheelCache + build_options=None, # type: Optional[List[str]] + global_options=None, # type: Optional[List[str]] + no_clean=False # type: bool + ): + # type: (...) -> None + self.finder = finder + self.preparer = preparer + self.wheel_cache = wheel_cache + + self._wheel_dir = preparer.wheel_download_dir + + self.build_options = build_options or [] + self.global_options = global_options or [] + self.no_clean = no_clean + + def _build_one(self, req, output_dir, python_tag=None): + """Build one wheel. + + :return: The filename of the built wheel, or None if the build failed. + """ + # Install build deps into temporary directory (PEP 518) + with req.build_env: + return self._build_one_inside_env(req, output_dir, + python_tag=python_tag) + + def _build_one_inside_env(self, req, output_dir, python_tag=None): + with TempDirectory(kind="wheel") as temp_dir: + if req.use_pep517: + builder = self._build_one_pep517 + else: + builder = self._build_one_legacy + wheel_path = builder(req, temp_dir.path, python_tag=python_tag) + if wheel_path is not None: + wheel_name = os.path.basename(wheel_path) + dest_path = os.path.join(output_dir, wheel_name) + try: + wheel_hash, length = hash_file(wheel_path) + shutil.move(wheel_path, dest_path) + logger.info('Created wheel for %s: ' + 'filename=%s size=%d sha256=%s', + req.name, wheel_name, length, + wheel_hash.hexdigest()) + logger.info('Stored in directory: %s', output_dir) + return dest_path + except Exception: + pass + # Ignore return, we can't do anything else useful. + self._clean_one(req) + return None + + def _base_setup_args(self, req): + # NOTE: Eventually, we'd want to also -S to the flags here, when we're + # isolating. Currently, it breaks Python in virtualenvs, because it + # relies on site.py to find parts of the standard library outside the + # virtualenv. + base_cmd = make_setuptools_shim_args(req.setup_py_path, + unbuffered_output=True) + return base_cmd + list(self.global_options) + + def _build_one_pep517(self, req, tempd, python_tag=None): + """Build one InstallRequirement using the PEP 517 build process. + + Returns path to wheel if successfully built. Otherwise, returns None. + """ + assert req.metadata_directory is not None + if self.build_options: + # PEP 517 does not support --build-options + logger.error('Cannot build wheel for %s using PEP 517 when ' + '--build-options is present' % (req.name,)) + return None + try: + req.spin_message = 'Building wheel for %s (PEP 517)' % (req.name,) + logger.debug('Destination directory: %s', tempd) + wheel_name = req.pep517_backend.build_wheel( + tempd, + metadata_directory=req.metadata_directory + ) + if python_tag: + # General PEP 517 backends don't necessarily support + # a "--python-tag" option, so we rename the wheel + # file directly. + new_name = replace_python_tag(wheel_name, python_tag) + os.rename( + os.path.join(tempd, wheel_name), + os.path.join(tempd, new_name) + ) + # Reassign to simplify the return at the end of function + wheel_name = new_name + except Exception: + logger.error('Failed building wheel for %s', req.name) + return None + return os.path.join(tempd, wheel_name) + + def _build_one_legacy(self, req, tempd, python_tag=None): + """Build one InstallRequirement using the "legacy" build process. + + Returns path to wheel if successfully built. Otherwise, returns None. + """ + base_args = self._base_setup_args(req) + + spin_message = 'Building wheel for %s (setup.py)' % (req.name,) + with open_spinner(spin_message) as spinner: + logger.debug('Destination directory: %s', tempd) + wheel_args = base_args + ['bdist_wheel', '-d', tempd] \ + + self.build_options + + if python_tag is not None: + wheel_args += ["--python-tag", python_tag] + + try: + output = call_subprocess(wheel_args, cwd=req.setup_py_dir, + spinner=spinner) + except Exception: + spinner.finish("error") + logger.error('Failed building wheel for %s', req.name) + return None + names = os.listdir(tempd) + wheel_path = get_legacy_build_wheel_path( + names=names, + temp_dir=tempd, + req=req, + command_args=wheel_args, + command_output=output, + ) + return wheel_path + + def _clean_one(self, req): + base_args = self._base_setup_args(req) + + logger.info('Running setup.py clean for %s', req.name) + clean_args = base_args + ['clean', '--all'] + try: + call_subprocess(clean_args, cwd=req.source_dir) + return True + except Exception: + logger.error('Failed cleaning build dir for %s', req.name) + return False + + def build( + self, + requirements, # type: Iterable[InstallRequirement] + session, # type: PipSession + autobuilding=False # type: bool + ): + # type: (...) -> List[InstallRequirement] + """Build wheels. + + :param unpack: If True, replace the sdist we built from with the + newly built wheel, in preparation for installation. + :return: True if all the wheels built correctly. + """ + buildset = [] + format_control = self.finder.format_control + # Whether a cache directory is available for autobuilding=True. + cache_available = bool(self._wheel_dir or self.wheel_cache.cache_dir) + + for req in requirements: + ephem_cache = should_use_ephemeral_cache( + req, format_control=format_control, autobuilding=autobuilding, + cache_available=cache_available, + ) + if ephem_cache is None: + continue + + buildset.append((req, ephem_cache)) + + if not buildset: + return [] + + # Is any wheel build not using the ephemeral cache? + if any(not ephem_cache for _, ephem_cache in buildset): + have_directory_for_build = self._wheel_dir or ( + autobuilding and self.wheel_cache.cache_dir + ) + assert have_directory_for_build + + # TODO by @pradyunsg + # Should break up this method into 2 separate methods. + + # Build the wheels. + logger.info( + 'Building wheels for collected packages: %s', + ', '.join([req.name for (req, _) in buildset]), + ) + _cache = self.wheel_cache # shorter name + with indent_log(): + build_success, build_failure = [], [] + for req, ephem in buildset: + python_tag = None + if autobuilding: + python_tag = pep425tags.implementation_tag + if ephem: + output_dir = _cache.get_ephem_path_for_link(req.link) + else: + output_dir = _cache.get_path_for_link(req.link) + try: + ensure_dir(output_dir) + except OSError as e: + logger.warning("Building wheel for %s failed: %s", + req.name, e) + build_failure.append(req) + continue + else: + output_dir = self._wheel_dir + wheel_file = self._build_one( + req, output_dir, + python_tag=python_tag, + ) + if wheel_file: + build_success.append(req) + if autobuilding: + # XXX: This is mildly duplicative with prepare_files, + # but not close enough to pull out to a single common + # method. + # The code below assumes temporary source dirs - + # prevent it doing bad things. + if req.source_dir and not os.path.exists(os.path.join( + req.source_dir, PIP_DELETE_MARKER_FILENAME)): + raise AssertionError( + "bad source dir - missing marker") + # Delete the source we built the wheel from + req.remove_temporary_source() + # set the build directory again - name is known from + # the work prepare_files did. + req.source_dir = req.build_location( + self.preparer.build_dir + ) + # Update the link for this. + req.link = Link(path_to_url(wheel_file)) + assert req.link.is_wheel + # extract the wheel into the dir + unpack_url( + req.link, req.source_dir, None, False, + session=session, + ) + else: + build_failure.append(req) + + # notify success/failure + if build_success: + logger.info( + 'Successfully built %s', + ' '.join([req.name for req in build_success]), + ) + if build_failure: + logger.info( + 'Failed to build %s', + ' '.join([req.name for req in build_failure]), + ) + # Return a list of requirements that failed to build + return build_failure -- cgit v1.2.3