def METHOD_NAME(self):
    g = config.get_group("few")
    g.add("one", default=0, description="desc")
    g.add("two", default="x", description="desc2t")
    parser = argparse.ArgumentParser("Description")
    config.add_config_vars_to_argparse(parser)
    usage = parser.format_help()
    # There are no public methods to get at the added options so far, so we're just checking with
    # usage string
    self.assertIn("--few.one", usage)
    self.assertIn("--few.two", usage)