def METHOD_NAME(self, series, request_data):
    """Patch multiple episodes."""
    statuses = {}
    for slug, data in iteritems(request_data):
        episode_number = EpisodeNumber.from_slug(slug)
        if not episode_number:
            statuses[slug] = {'status': 400}
            continue
        episode = Episode.find_by_series_and_episode(series, episode_number)
        if not episode:
            statuses[slug] = {'status': 404}
            continue
        self._patch_episode(episode, data)
        # Save patched attributes in db.
        episode.save_to_db()
        statuses[slug] = {'status': 200}
    return self._multi_status(data=statuses)