new_contents: import jps
  
  
  def test_args():
      parser = jps.ArgumentParser(description='my program')
      args = parser.parse_args(['--host', '192.168.0.3'])
      assert args.host == '192.168.0.3'
  
      args = parser.parse_args(['--host', '192.168.0.2', '--publisher_port', '100', '--subscriber_port', '200'])
      assert args.host == '192.168.0.2'
      assert args.publisher_port == 100
      assert args.subscriber_port == 200
  
subject: Add test for args