code: def webui_url(args):
      '''show the url of web ui'''
      nni_config = Config(get_config_filename(args))
      print_normal('{0} {1}'.format('Web UI url:', ' '.join(nni_config.get_config('webuiUrl')))f webui_url(args):
      '''show the url of web ui'''
      nni_config = Config(get_config_filename(args))
      print_normal('{0} {1}'.format('Web UI url:', ' '.join(nni_config.get_config('webuiUrl'))))
docs: show the url of web ui