#
  # CHECK:      func {{@[a-zA-Z_0-9]+}}() -> (
  # CHECK-SAME:   tensor<1xf32> {tf_saved_model.index_path = []})
  # CHECK-SAME: attributes {{.*}} tf_saved_model.exported_names = ["f0000_single_return"]
  @tf.function(input_signature=[])
  def f0000_single_return(self):
    return tf.constant(1.0, shape=[1])

  # Check index paths for results with multiple return values.
  # Note that semantically in Python, multiple return values are equivalent