message: Include show_dtype param in plot_model tests.
diff: @@ -36,7 +36,8 @@ class ModelToDotFormatTest(test.TestCase):
  model.add(keras.layers.Dense(5, name='dense'))
  dot_img_file = 'model_1.png'
  try:
  - vis_utils.plot_model(model, to_file=dot_img_file, show_shapes=True)
  + vis_utils.plot_model(model, to_file=dot_img_file,
  + show_shapes=True, show_dtype=True)
  self.assertTrue(file_io.file_exists(dot_img_file))
  file_io.delete_file(dot_img_file)
  except ImportError:
  @@ -62,7 +63,8 @@ class ModelToDotFormatTest(test.TestCase):
  dot_img_file = 'model_2.png'
  try:
  vis_utils.plot_model(
  - model, to_file=dot_img_file, show_shapes=True, expand_nested=True)
  + model, to_file=dot_img_file, show_shapes=True,
  + show_dtype=True expand_nested=True)
  self.assertTrue(file_io.file_exists(dot_img_file))
  file_io.delete_file(dot_img_file)
  except ImportError:
  @@ -76,7 +78,8 @@ class ModelToDotFormatTest(test.TestCase):
  dot_img_file = 'model_3.png'
  try:
  vis_utils.plot_model(
  - model, to_file=dot_img_file, show_shapes=True, expand_nested=True)
  + model, to_file=dot_img_file, show_shapes=True,
  + show_dtype=True, expand_nested=True)
  self.assertTrue(file_io.file_exists(dot_img_file))
  file_io.delete_file(dot_img_file)
  except ImportError:
  @@ -88,7 +91,8 @@ class ModelToDotFormatTest(test.TestCase):
  dot_img_file = 'model_4.png'
  try:
  vis_utils.plot_model(
  - model, to_file=dot_img_file, show_shapes=True, expand_nested=True)
  + model, to_file=dot_img_file, show_shapes=True,
  + show_dtype=True expand_nested=True)
  self.assertTrue(file_io.file_exists(dot_img_file))
  file_io.delete_file(dot_img_file)
  except ImportError:
  