summaryrefslogtreecommitdiff
path: root/.emacs.d.back/.python-environments/default/lib/python3.7/site-packages/pip/_vendor/cachecontrol/caches/redis_cache.py
blob: ed705ce7df63140ec54a8eee1ccae2b1dcd41950 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
from __future__ import division

from datetime import datetime
from pip._vendor.cachecontrol.cache import BaseCache


class RedisCache(BaseCache):

    def __init__(self, conn):
        self.conn = conn

    def get(self, key):
        return self.conn.get(key)

    def set(self, key, value, expires=None):
        if not expires:
            self.conn.set(key, value)
        else:
            expires = expires - datetime.utcnow()
            self.conn.setex(key, int(expires.total_seconds()), value)

    def delete(self, key):
        self.conn.delete(key)

    def clear(self):
        """Helper for clearing all the keys in a database. Use with
        caution!"""
        for key in self.conn.keys():
            self.conn.delete(key)

    def close(self):
        """Redis uses connection pooling, no need to close the connection."""
        pass