How to use the creoleparser.parse_args function in Creoleparser

def dispatcher(name, arg_string, body, isblock, environ):
    if name in environ["macros"]:
        macro = Macro(name, arg_string, body, isblock)
        args, kwargs = parse_args(arg_string)
        try:
            return environ["macros"][name](macro, environ, *args, **kwargs)
        except Exception as e:
            return "ERROR: Error while executing macro %r (%s)" % (name, e)
    else:
        return "Macro not found!"