# Without the SaverDef, the restore op won't be named correctly.
    saver_file = os.path.join(out_dir, 'test_graph_tfadd_with_ckpt_saver.saver')
    with open(saver_file, 'wb') as f:
      f.write(six.ensure_binary(saver.as_saver_def().SerializeToString()))


def tfassert_eq(_):
  x = array_ops.placeholder(dtypes.int32, name='x_hold')
  y = array_ops.placeholder(dtypes.int32, name='y_hold')
  control_flow_assert.Assert(