loaders.py 文件源码

def _find_extras(self, service_name, type_name, api_version):
        """Creates an iterator over all the extras data."""
        for extras_type in self.extras_types:
            extras_name = '%s.%s-extras' % (type_name, extras_type)
            full_path = os.path.join(service_name, api_version, extras_name)

            try:
                yield self.load_data(full_path)
            except DataNotFoundError:
                pass