code: def testRoundTrip(self):
      self.assertEqual(
          tfs_flavor.parse_model_path(
              tfs_flavor.make_model_path("/foo/bar", "my-model", 123)
          ),
          ("/foo/bar", "my-model", 123),
      )
  
      self.assertEqual(
          tfs_flavor.make_model_path(
              *tfs_flavor.parse_model_path("/foo/bar/my-model/123")
          ),
          "/foo/bar/my-model/123",
      )
  
imports: import tensorflow
  from tfx.utils.model_paths import tf_serving_flavor
label_desc: Use image node_id 1 for calling the TFServingFlavorTest obj's underlying member method code with example usage: obj.testRoundTrip() without return types