How to use the nhentai.utils.generate_main_html function in nhentai

print()
    except (NameError, TypeError):
        pass
    except UnicodeDecodeError:
        exit(0)

    args, _ = parser.parse_args(sys.argv[1:])

    if args.html_viewer:
        generate_html()
        exit(0)

    if args.main_viewer and not args.id and not args.keyword and \
            not args.tag and not args.artist and not args.character and \
            not args.parody and not args.group and not args.language and not args.favorites:
        generate_main_html()
        exit(0)

    if os.path.exists(os.path.join(constant.NHENTAI_HOME, 'cookie')):
        with open(os.path.join(constant.NHENTAI_HOME, 'cookie'), 'r') as f:
            constant.COOKIE = f.read()

    if args.cookie:
        try:
            if not os.path.exists(constant.NHENTAI_HOME):
                os.mkdir(constant.NHENTAI_HOME)

            with open(os.path.join(constant.NHENTAI_HOME, 'cookie'), 'w') as f:
                f.write(args.cookie)
        except Exception as e:
            logger.error('Cannot create NHENTAI_HOME: {}'.format(str(e)))
            exit(1)

try:
        sys.argv = [unicode(i.decode(sys.stdin.encoding)) for i in sys.argv]
        print()
    except (NameError, TypeError):
        pass
    except UnicodeDecodeError:
        exit(0)

    args, _ = parser.parse_args(sys.argv[1:])

    if args.html_viewer:
        generate_html()
        exit(0)

    if args.main_viewer and not args.id and not args.keyword and not args.favorites:
        generate_main_html()
        exit(0)

    if args.clean_download_history:
        with DB() as db:
            db.clean_all()

        logger.info('Download history cleaned.')
        exit(0)

    if os.path.exists(constant.NHENTAI_COOKIE):
        with open(constant.NHENTAI_COOKIE, 'r') as f:
            constant.COOKIE = f.read()

    if args.cookie:
        try:
            if not os.path.exists(constant.NHENTAI_HOME):

for doujinshi in doujinshi_list:

            doujinshi.downloader = downloader
            doujinshi.download()
            if options.is_save_download_history:
                with DB() as db:
                    db.add_one(doujinshi.id)

            if not options.is_nohtml and not options.is_cbz:
                generate_html(options.output_dir, doujinshi)
            elif options.is_cbz:
                generate_cbz(options.output_dir, doujinshi, options.rm_origin_dir)

        if options.main_viewer:
            generate_main_html(options.output_dir)

        if not platform.system() == 'Windows':
            logger.log(15, '🍻 All done.')
        else:
            logger.log(15, 'All done.')

    else:
        [doujinshi.show() for doujinshi in doujinshi_list]