Edit the settings for this individual wiki page.

        :param permlevel: Who can edit this page?
            (0) use subreddit wiki permissions, (1) only approved wiki
            contributors for this page may edit (see
            :meth:`~praw.objects.WikiPage.add_editor`), (2) only mods may edit
            and view
        :param listed: Show this page on the listing?
            True - Appear in /wiki/pages
            False - Do not appear in /wiki/pages
        :returns: The updated settings data.

        Additional parameters are passed into :meth:`request_json`.

def edit_settings(self, permlevel, listed, *args, **kwargs):
        """Edit the settings for this individual wiki page.

        :param permlevel: Who can edit this page?
            (0) use subreddit wiki permissions, (1) only approved wiki
            contributors for this page may edit (see
            :meth:`~praw.objects.WikiPage.add_editor`), (2) only mods may edit
            and view
        :param listed: Show this page on the listing?
            True - Appear in /wiki/pages
            False - Do not appear in /wiki/pages
        :returns: The updated settings data.

        Additional parameters are passed into :meth:`request_json`.

        """
        url = self.reddit_session.config['wiki_page_settings']
        url = url.format(subreddit=six.text_type(self.subreddit),
                         page=self.page)
        data = {'permlevel': permlevel,
                'listed': 'on' if listed else 'off'}

        return self.reddit_session.request_json(url, data=data, *args,
                                                **kwargs)['data']