r'file\s*:\s*(["\'])(?P<url>.+?)\1\s*\+\s*location\.hash\.substring\(1\)',
webpage, 'm3u8 url', group='url')
formats = self._extract_m3u8_formats(m3u8_url, video_id, 'mp4')
r'file\s*:\s*(["\'])(?P<url>.+?)\1\s*\+\s*location\.hash\.substring\(1\)',
webpage, 'm3u8 url', group='url')
formats = self._extract_m3u8_formats(m3u8_url, video_id, 'mp4')