text: #!/usr/bin/env python3
  """nargs=+"""
  
  import argparse
  
  
  # --------------------------------------------------
  def get_args():
      """get args"""
  
      parser = argparse.ArgumentParser(
          description='nargs=+',
          formatter_class=argparse.ArgumentDefaultsHelpFormatter)
  
      parser.add_argument('numbers',
                          metavar='int',
                          nargs='+',
                          type=int,
                          help='Numbers')
  
      return parser.parse_args()
  
  
  # --------------------------------------------------
  def main():
      """main"""
  
      args = get_args()
      numbers = args.numbers
  
      print('{} = {}'.format(' + '.join(map(str, numbers)), sum(numbers)))
  
  
  # --------------------------------------------------
  if __name__ == '__main__':
      main()
  