Method format_usage

Lib/argparse.py:2697–2701

(self)

    # =======================

    def format_usage(self):
        formatter = self._get_formatter()
        formatter.add_usage(self.usage, self._actions,
                            self._mutually_exclusive_groups)
        return formatter.format_help()

    def format_help(self):
        formatter = self._get_formatter()