def METHOD_NAME(self):
    """
    Test that model correctly handles text task.
    """
    args = BASE_ARGS.copy()
    args.update(TEXT_ARGS)
    valid, test = testing_utils.train_model(args)
    self.assertLessEqual(
        valid['ppl'], 1.5, 'failed to train image_seq2seq on text task'
    )