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annotate planemo/lib/python3.7/site-packages/cachecontrol/caches/redis_cache.py @ 0:d30785e31577 draft

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"planemo upload commit 6eee67778febed82ddd413c3ca40b3183a3898f1"
author guerler
date Fri, 31 Jul 2020 00:18:57 -0400
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1 from __future__ import division
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2
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3 from datetime import datetime
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4
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5
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6 def total_seconds(td):
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7 """Python 2.6 compatability"""
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8 if hasattr(td, 'total_seconds'):
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9 return td.total_seconds()
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10
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11 ms = td.microseconds
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12 secs = (td.seconds + td.days * 24 * 3600)
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13 return (ms + secs * 10**6) / 10**6
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14
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16 class RedisCache(object):
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17
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18 def __init__(self, conn):
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19 self.conn = conn
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20
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21 def get(self, key):
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22 return self.conn.get(key)
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23
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24 def set(self, key, value, expires=None):
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25 if not expires:
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26 self.conn.set(key, value)
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27 else:
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28 expires = expires - datetime.now()
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29 self.conn.setex(key, total_seconds(expires), value)
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30
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31 def delete(self, key):
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32 self.conn.delete(key)
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33
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34 def clear(self):
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35 """Helper for clearing all the keys in a database. Use with
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36 caution!"""
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37 for key in self.conn.keys():
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38 self.conn.delete(key)
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39
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40 def close(self):
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41 self.conn.disconnect()