def List(self, request, global_params=None):
      r"""Retrieves a list of columns.

      Args:
        request: (FusiontablesColumnListRequest) input message
        global_params: (StandardQueryParameters, default: None) global arguments
      Returns:
        (ColumnList) The response message.
      """
      config = self.GetMethodConfig('List')
      return self._RunMethod(
          config, request, global_params=global_params)