def clear_api_path_map_cache(self):
        """Clear out cache for api_path_map."""
        self._api_path_cache = None
        for api_provider in self.api_providers:
            if six.get_method_self(
                api_provider.clear_api_path_map_cache,
            ) is not None:
                api_provider.clear_api_path_map_cache()
Clear out cache for api_path_map.