Searched refs:_weak_cache (Results 1 – 1 of 1) sorted by relevance
33 _weak_cache = weakref.WeakValueDictionary() variable in ZoneInfo38 cls._weak_cache = weakref.WeakValueDictionary()41 instance = cls._weak_cache.get(key, None)43 instance = cls._weak_cache.setdefault(key, cls._new_instance(key))94 cls._weak_cache.pop(key, None)98 cls._weak_cache.clear()