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38 lines
920 B
Python
38 lines
920 B
Python
from __future__ import division
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from datetime import datetime
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def total_seconds(td):
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"""Python 2.6 compatability"""
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if hasattr(td, 'total_seconds'):
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return td.total_seconds()
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ms = td.microseconds
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secs = (td.seconds + td.days * 24 * 3600)
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return (ms + secs * 10**6) / 10**6
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class RedisCache(object):
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def __init__(self, conn):
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self.conn = conn
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def get(self, key):
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return self.conn.get(key)
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def set(self, key, value, expires=None):
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if not expires:
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self.conn.set(key, value)
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else:
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expires = expires - datetime.now()
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self.conn.setex(key, total_seconds(expires), value)
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def delete(self, key):
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self.conn.delete(key)
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def clear(self):
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"""Helper for clearing all the keys in a database. Use with
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caution!"""
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for key in self.conn.keys():
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self.conn.delete(key)
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