fix erros reported on gitlab

    try:

        lang, region = params['language'].split('-')

    except:

        lang = 'en'

        region = 'us'

    if not params['engine_data'].get('next_page_token'):

        params['url'] = search_url.format(query=quote_plus(query), page=params['pageno'], region=region, lang=lang)

def image_proxify(url):

    if not isinstance(url, str):

        return None

    if url.startswith('//'):

        url = 'https:' + url

            max_redirects=20)

        resp = next(stream)

        if resp is None:

            return '', 400

        content_length = resp.headers.get('Content-Length')

        if content_length and content_length.isdigit() and int(content_length) > maximum_size:

            return 'Max size', 400