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

Code before:
            'like_count': 1809,
            'view_count': 25156,
            'comment_count': 1,
            'timestamp': 1678732213,
            'modified_timestamp': 1679110271,
        },
    }]

    def _extract_formats(self, video_id, fileurl):
        up = urllib.parse.urlparse(fileurl)
        q = urllib.parse.parse_qs(up.query)
        paths = up.path.rstrip('/').split('/')
        # https://github.com/yt-dlp/yt-dlp/issues/6549#issuecomment-1473771047
        x_version = hashlib.sha1('_'.join((paths[-1], q['expires'][0], '5nFp9kmbNnHdAFhaqMvt')).encode()).hexdigest()

        preference = qualities([
            'preview', '360', '540', 'Source'
        ])

        files = self._download_json(fileurl, video_id, headers={'X-Version': x_version})
        for fmt in files:
            yield traverse_obj(fmt, {
                'format_id': 'name',
                'url': ('src', ('view', 'download'), {self._proto_relative_url}),
                'ext': ('type', {mimetype2ext}),
                'quality': ('name', {lambda x: preference(x)}),
                'height': ('name', {int_or_none}),
            }, get_all=False)

    def _real_extract(self, url):
        video_id = self._match_id(url)
        video_data = self._download_json(f'http://api.iwara.tv/video/{video_id}', video_id)

        if video_data.get('fileUrl') is None:
            raise ExtractorError('No fileUrl attribute, file is unplayable')

        return {
            'id': video_id,
            'age_limit': 18 if video_data.get('rating') == 'ecchi' else 0,  # ecchi is 'sexy' in Japanese
            **traverse_obj(video_data, {
                'title': 'title',
                'description': 'body',
                'uploader': ('user', 'name'),
                'uploader_id': ('user', 'username'),
                'tags': ('tags', ..., 'id'),
                'like_count': 'numLikes',
                'view_count': 'numViews',
                'comment_count': 'numComments',
                'timestamp': ('createdAt', {unified_timestamp}),
                'modified_timestamp': ('updatedAt', {unified_timestamp}),
                'thumbnail': ('file', 'id', {str}, {

Review comment (suggestion):
```suggestion
                'quality': ('name', {preference}),
```

Code after:
            'like_count': 1809,
            'view_count': 25156,
            'comment_count': 1,
            'timestamp': 1678732213,
            'modified_timestamp': 1679110271,
        },
    }]

    def _extract_formats(self, video_id, fileurl):
        up = urllib.parse.urlparse(fileurl)
        q = urllib.parse.parse_qs(up.query)
        paths = up.path.rstrip('/').split('/')
        # https://github.com/yt-dlp/yt-dlp/issues/6549#issuecomment-1473771047
        x_version = hashlib.sha1('_'.join((paths[-1], q['expires'][0], '5nFp9kmbNnHdAFhaqMvt')).encode()).hexdigest()

        preference = qualities(['preview', '360', '540', 'Source'])

        files = self._download_json(fileurl, video_id, headers={'X-Version': x_version})
        for fmt in files:
            yield traverse_obj(fmt, {
                'format_id': 'name',
                'url': ('src', ('view', 'download'), {self._proto_relative_url}),
                'ext': ('type', {mimetype2ext}),
                'quality': ('name', {preference}),
                'height': ('name', {int_or_none}),
            }, get_all=False)

    def _real_extract(self, url):
        video_id = self._match_id(url)
        video_data = self._download_json(f'http://api.iwara.tv/video/{video_id}', video_id)

        if not video_data.get('fileUrl'):
            if video_data.get('embedUrl'):
                return self.url_result(video_data.get('embedUrl'))
            raise ExtractorError('This video is unplayable', expected=True)

        return {
            'id': video_id,
            'age_limit': 18 if video_data.get('rating') == 'ecchi' else 0,  # ecchi is 'sexy' in Japanese
            **traverse_obj(video_data, {
                'title': 'title',
                'description': 'body',
                'uploader': ('user', 'name'),
                'uploader_id': ('user', 'username'),
                'tags': ('tags', ..., 'id'),
                'like_count': 'numLikes',
                'view_count': 'numViews',
                'comment_count': 'numComments',
                'timestamp': ('createdAt', {unified_timestamp}),
                'modified_timestamp': ('updatedAt', {unified_timestamp}),
                'thumbnail': ('file', 'id', {str}, {