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Diffstat (limited to '.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations')
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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 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__init__.py 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 Binary files differnew file mode 100644 index 00000000..2020fda1 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/__init__.cpython-37.pyc 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 Binary files differnew file mode 100644 index 00000000..28338255 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/check.cpython-37.pyc 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 Binary files differnew file mode 100644 index 00000000..710c275d --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/freeze.cpython-37.pyc 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 Binary files differnew file mode 100644 index 00000000..48ba3172 --- /dev/null +++ b/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_internal/operations/__pycache__/prepare.cpython-37.pyc 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 |