appengine.py 文件源码

def list_versions(self, project_id, service_id):
        """Lists versions of a given service.

        Args:
            project_id (str): The id of the project.
            service_id (str): The id of the service to query.

        Returns:
            list: A list of Version resource dicts for a given Service.
        """
        try:
            paged_results = self.repository.service_versions.list(
                project_id, services_id=service_id)
            return api_helpers.flatten_list_results(paged_results, 'versions')
        except (errors.HttpError, HttpLib2Error) as e:
            if isinstance(e, errors.HttpError) and e.resp.status == 404:
                return []
            raise api_errors.ApiExecutionError(project_id, e)