import tensorflow as tf

      self.assertEqual(save_path, val)

    # Start a second session.  In that session the parameter nodes
    # have not been initialized either.
    with self.test_session() as sess:
      v0 = tf.Variable(-1.0, name="v0")
      v1 = tf.Variable(-1.0, name="v1")
      save = tf.train.Saver({"v0": v0, "v1": v1})

      with self.assertRaisesWithPredicateMatch(
