code: def example_camera():
      
      
      logging.info('Running: example_camera (MorphACWE)...')
  
      # Load the image.
      img = imread(PATH_IMG_CAMERA)/255.0
  
      # Callback for visual plotting
      callback = visual_callback_2d(img)
  
      # Morphological Chan-Vese (or ACWE)
      ms.morphological_chan_vese(img, 35,
                                 smoothing=3, lambda1=1, lambda2=1,
                                 iter_callback=callback)
docs: Example with `morphological_chan_vese` with using the default
      initialization of the level-set.