message: Make convolutional_transpose_test run.
diff: @@ -207,3 +207,6 @@ class Conv3DTransposeTest(keras_parameterized.TestCase):
  },
  input_shape=(None, 3, None, None, None),
  input_data=input_data)
  +
  +if __name__ == '__main__':
  + test.main()
  