def METHOD_NAME(self, webpage):
    http_video_url = self._search_regex(r'P\.s\s*=\s*\'([^\']+)\'', webpage, 'video URL')
    http_video_url = update_url_query(http_video_url, self._extract_cf_auth(webpage))
    return [{
        'format_id': 'http_video',
        'url': http_video_url,
        'http_headers': {'Referer': 'https://www.infoq.com/'},
    }]