docs: def handle_command_line():
      """Display an image for the phrase in sys.argv, if possible"""
      phrase = ' '.join(sys.argv[1:]) or 'random'
  
      try:
          giphy = get_random_giphy(phrase)
      except ValueError:
          sys.stderr.write('Unable to find any GIFs for {!r}\n'.format(phrase))
          sys.exit(1)
  
      display(fetch_image(giphy))