SickGear/lib/cachecontrol/cache.py

36 lines
793 B
Python

"""
The cache object API for implementing caches. The default is just a
dictionary, which in turns means it is not threadsafe for writing.
"""
from threading import Lock
class BaseCache(object):
def get(self, key):
raise NotImplemented()
def set(self, key, value):
raise NotImplemented()
def delete(self, key):
raise NotImplemented()
class DictCache(BaseCache):
def __init__(self, init_dict=None):
self.lock = Lock()
self.data = init_dict or {}
def get(self, key):
return self.data.get(key, None)
def set(self, key, value):
with self.lock:
self.data.update({key: value})
def delete(self, key):
with self.lock:
if key in self.data:
self.data.pop(key)