tensor_spec.TensorSpec(
                shape=input_shape, dtype=dtypes.float32, name='input_tensor'
            )
        ),
        options=save_options,
    )
    return model

  def _create_gather_model(self, input_type, use_variable) -> module.Module:
    class GatherModel(module.Module):
      """A simple model with a single gather."""

      def __init__(self, use_variable):