commandline_parser.py 文件源码

def _split_lines(self, text, width):
        text = re.sub(man_format_remove, '', text)
        # this is the RawTextHelpFormatter._split_lines
        if text.startswith('R|'):
            return text[2:].splitlines()
        return argparse.HelpFormatter._split_lines(self, text, width)