message: [tf.data] Remove several unused lines in the test.
diff: @@ -194,8 +194,6 @@ class OptimizeDatasetTest(test_base.DatasetTestBase, parameterized.TestCase):
  dataset = dataset_ops.Dataset.range(10).map(lambda x: x+1)
  dataset = dataset.apply(testing.assert_next(["MaxIntraOpParallelism"]))
  - options = dataset_ops.Options()
  - dataset = dataset.with_options(options)
  self.assertDatasetProduces(dataset, expected_output=list(range(1, 11)))
  del os.environ["TF_DATA_EXPERIMENT_OPT_IN"]
  