def get(self, key):
        try:
            expires, value = self._cache[key]
            if expires == 0 or expires > time():
                return pickle.loads(value)
        except (__HOLE__, pickle.PickleError):
            return None
dataset/ETHPy150Open GoogleCloudPlatform/appengine-flask-skeleton/lib/werkzeug/contrib/cache.py/SimpleCache.get