def cached_user(self): return MemcachedHelper.get_object_through_cache(User, self.user_id)
def get_user_by_id(cls, user_id): return MemcachedHelper.get_object_through_cache(User, user_id)
def cached_tweet(self): return MemcachedHelper.get_object_through_cache(Tweet, self.tweet_id)
def invalidate_object_cache(sender, instance, **kwargs): from utils.memcached_helper import MemcachedHelper MemcachedHelper.invalidate_object(sender, instance.id)