main.py 文件源码

def create_argparser(self, command):
        try:
            argparse_args = getattr(self, "argparse_" + command)
        except AttributeError:
            return None
        doc_lines = getattr(self, "do_" + command).__doc__.expandtabs().splitlines()
        if '' in doc_lines:
            blank_idx = doc_lines.index('')
            usage = doc_lines[:blank_idx]
            description = doc_lines[blank_idx+1:]
        else:
            usage = doc_lines
            description = []
        parser = argparse.ArgumentParser(
            prog=command,
            usage='\n'.join(usage),
            description='\n'.join(description)
        )
        for args, kwargs in argparse_args:
            parser.add_argument(*args, **kwargs)
        return parser