'You cannot take the len() of instance of LenRaisingError.'
        )

    self.assertIsNone(repr_dataset.get_num_samples(LenRaisingError()))

  @test_util.deprecated_graph_mode_only
  def test_create_feed_dict_from_input_data(self):
    signature_def = meta_graph_pb2.SignatureDef(
        inputs={'input_tensor': meta_graph_pb2.TensorInfo(name='input:0')}
    )
    rng = np.random.default_rng(seed=14)