def get_data_cache(self, recreate_cache_if_needed=True): """Return always up-to-date data from cache. The returned value depends on the what has been stored with :meth:`~SearchService.prepare_data_cache`. :param recreate_cache_if_needed: if True, force refreshing data cache. """ try: self.__class__.cache.is_ok_p except Exception: self.__class__.cache = DataCacher(self.prepare_data_cache, self.timestamp_verifier) if recreate_cache_if_needed: self.__class__.cache.recreate_cache_if_needed() return self.__class__.cache.cache