SickGear/lib/shove/cache/memcached.py

43 lines
991 B
Python

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