code: def tables_list(self, dataset_name, max_results=0, page_token=None):
      
      url = Api._ENDPOINT +\
          (Api._TABLES_PATH % (dataset_name.project_id, dataset_name.dataset_id, '', ''))
  
      args = {}
      if max_results != 0:
        args['maxResults'] = max_results
      if page_token is not None:
        args['pageToken'] = page_token
  
      return google.datalab.utils.Http.request(url, args=args, credentials=self.credentials)
docs: Issues a request to retrieve a list of tables.
  
      Args:
        dataset_name: the name of the dataset to enumerate.
        max_results: an optional maximum number of tables to retrieve.
        page_token: an optional token to continue the retrieval.
      Returns:
        A parsed result object.
      Raises:
        Exception if there is an error performing the operation.