def METHOD_NAME(self):
    module = self.options.get("module")
    attr = self.options.get("attr")
    parser = get_parser(module, attr)
    self._available_options = []
    for action in parser._actions:
        # positional parameters have an empty option_strings list
        self._available_options += action.option_strings or [action.dest]
    node = nodes.section()
    node.document = self.state.document
    result = ViewList()
    for line in self.generate_parser_rst(parser):
        result.append(line, "argparse")
    nested_parse_with_titles(self.state, result, node)
    return node.children