def is_cache_valid(self):
is_expired = time.time() - self._cache_timestamp < self._cache_ttl<EOL>cache_info_set = self._cache_info is not None<EOL>cache_ip_set = self._cache_ip is not None<EOL>return is_expired and cache_info_set and cache_ip_set<EOL>
Evaluates the validity of the cache