description = self._html_search_regex(
r'(?s)<div[^>]+class=["\']video-description["\'][^>]*>(.+?)</div>',
- webpage, 'description', fatal=False)
+ webpage, 'description', default=None)
thumbnail = self._search_regex(
r'(?:imageurl\s*=|poster\s*:)\s*(["\'])(?P<thumbnail>.+?)\1',
webpage, 'thumbnail', fatal=False, group='thumbnail')