code: def youtube(no_controls, no_autoplay, store, store_name, youtube_url):
      
      old_url_colour = 'blue'
      new_url_colour = 'green'
      echo('Format --> {0}: {1}'.format(
          style('Original URL/Stored Title', fg=old_url_colour),
          style('New URL', fg=new_url_colour)
      ))
      for url in youtube_url:
          new_url = convert_youtube_url(url, no_controls, no_autoplay)
          if store:
              if store_name is not None:
                  url = store_name
              store_data({url: new_url})
          echo('{}: {}'.format(
              style(url, fg=old_url_colour),
              style(new_url, fg=new_url_colour)
          ))
docs: Convert a Youtube URL so that works correctly with Helium.
  
      This command is used for converting the URL for a Youtube video that is
      part of a playlist so that Helium recognises it as a playlist and when
      the video ends it correctly moves onto the next video in the playlist.
  
      :param youtube_url: the URL of the playlist youtube video.
      :type youtube_url: str