inconsistent term references in translated message. original: [':attr:`~defaultdict.default_factory`', ':class:`list`', ':meth:`list.append`', ':meth:`list.append`', ':meth:`dict.setdefault`'], translated: [':attr:`~defaultdict.default_factory`', ':class:`list`', ':meth:`list.append`', ':meth:`dict.setdefault`'] [i18n.inconsistent_references]