code: def get_creds_from_kwargs(kwargs):
      
      creds = {
          'key_file': kwargs.pop('key_file', None),
          'http_auth': kwargs.pop('http_auth', None),
          'project': kwargs.get('project', None),
          'user_agent': kwargs.pop('user_agent', None),
          'api_version': kwargs.pop('api_version', 'v1')
      }
      return (creds, kwargs)
docs: Helper to get creds out of kwargs.