44 lines
991 B
Python
44 lines
991 B
Python
# -*- coding: utf-8 -*-
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'''
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"memcached" cache.
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The shove psuedo-URL for a memcache cache is:
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memcache://<memcache_server>
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'''
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try:
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import memcache
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except ImportError:
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raise ImportError("Memcache cache requires the 'memcache' library")
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from shove import Base
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class MemCached(Base):
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'''Memcached cache backend'''
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def __init__(self, engine, **kw):
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super(MemCached, self).__init__(engine, **kw)
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if engine.startswith('memcache://'):
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engine = engine.split('://')[1]
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self._store = memcache.Client(engine.split(';'))
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# Set timeout
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self.timeout = kw.get('timeout', 300)
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def __getitem__(self, key):
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value = self._store.get(key)
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if value is None:
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raise KeyError(key)
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return self.loads(value)
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def __setitem__(self, key, value):
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self._store.set(key, self.dumps(value), self.timeout)
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def __delitem__(self, key):
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self._store.delete(key)
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__all__ = ['MemCached']
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