Repository: yt-dlp/yt-dlp
File: yt_dlp/extractor/zenporn.py (Python)

Code before:
            'title': 'Amateur students having a fuck fest at club',
            'description': '',
            'thumbnail': 'https://tn.txxx.tube/contents/videos_screenshots/12791000/12791908/288x162/1.jpg',
            'upload_date': '20191005',
            'uploader': 'Jackopenass',
            'age_limit': 18
        }
    }, {
        'url': 'https://zenporn.com/video/15872038/glad-you-came/',
        'md5': '296ccab437f5bac6099433768449d8e1',
        'info_dict': {
            'id': '111585',
            'display_id': '15872038',
            'ext': 'mp4',
            'title': 'Glad You Came',
            'description': '',
            'thumbnail': 'https://vpim.m3pd.com/contents/videos_screenshots/111000/111585/480x270/1.jpg',
            'upload_date': '20231024',
            'uploader': 'Martin Rudenko',
            'age_limit': 18
        }
    }]

    def _gen_info_url(self, ext_domain, extr_id, lifetime=86400):
        """ This function is a reverse engineering from the website javascript """
        result = '/'.join(str(int_or_none(extr_id) // i * i) for i in (1_000_000, 1_000, 1))
        return f'https://{ext_domain}/api/json/video/{lifetime}/{result}.json'

    @staticmethod
    def _decode_video_url(encoded_url):
        """ This function is a reverse engineering from the website javascript """
        # Replace lookalike characters and standardize map
        translation = str.maketrans('АВСЕМ.,~', 'ABCEM+/=')
        try:
            return base64.b64decode(encoded_url.translate(translation), validate=True).decode()
        except (binascii.Error, ValueError):
            return None

    def _real_extract(self, url):
        video_id = self._match_id(url)
        webpage = self._download_webpage(url, video_id)

        ext_domain, extr_id = self._search_regex(
            r'https://(?P<ext_domain>[\w.-]+\.\w{3})/embed/(?P<extr_id>\d+)/',
            webpage, 'embed info', group=('ext_domain', 'extr_id'))

        info_json = self._download_json(
            self._gen_info_url(ext_domain, extr_id), video_id,
            note='Downloading video info JSON')

        video_json = self._download_json(

Review comment (suggestion):
Since `None // i` will raise, we can also raise earlier by using `int`; that way the error message will be more clean
```suggestion
        result = '/'.join(str(int(extr_id) // i * i) for i in (1_000_000, 1_000, 1))
```

Code after:
        }
    }, {
        'url': 'https://zenporn.com/video/15872038/glad-you-came/',
        'md5': '296ccab437f5bac6099433768449d8e1',
        'info_dict': {
            'id': '111585',
            'display_id': '15872038',
            'ext': 'mp4',
            'title': 'Glad You Came',
            'description': '',
            'thumbnail': 'https://vpim.m3pd.com/contents/videos_screenshots/111000/111585/480x270/1.jpg',
            'upload_date': '20231024',
            'uploader': 'Martin Rudenko',
            'age_limit': 18,
        }
    }]

    def _gen_info_url(self, ext_domain, extr_id, lifetime=86400):
        """ This function is a reverse engineering from the website javascript """
        result = '/'.join(str(int(extr_id) // i * i) for i in (1_000_000, 1_000, 1))
        return f'https://{ext_domain}/api/json/video/{lifetime}/{result}.json'

    @staticmethod
    def _decode_video_url(encoded_url):
        """ This function is a reverse engineering from the website javascript """
        # Replace lookalike characters and standardize map
        translation = str.maketrans('АВСЕМ.,~', 'ABCEM+/=')
        try:
            return base64.b64decode(encoded_url.translate(translation), validate=True).decode()
        except (binascii.Error, ValueError):
            return None

    def _real_extract(self, url):
        display_id = self._match_id(url)
        webpage = self._download_webpage(url, display_id)

        ext_domain, video_id = self._search_regex(
            r'https://(?P<ext_domain>[\w.-]+\.\w{3})/embed/(?P<extr_id>\d+)/',
            webpage, 'embed info', group=('ext_domain', 'extr_id'))

        info_json = self._download_json(
            self._gen_info_url(ext_domain, video_id), video_id, fatal=False)

        video_json = self._download_json(
            f'https://{ext_domain}/api/videofile.php', video_id, query={
                'video_id': video_id,
                'lifetime': 8640000,
            }, note='Downloading video file JSON', errnote='Failed to download video file JSON')

        decoded_url = self._decode_video_url(video_json[0]['video_url'])
        if not decoded_url: