m3u8_formats = self._extract_m3u8_formats(
format_url, display_id, 'mp4',
m3u8_id='hls', fatal=False)
formats.extend(m3u8_formats)
m3u8_formats = self._extract_m3u8_formats(
format_url, display_id, 'mp4',
m3u8_id='hls', fatal=False)
formats.extend(m3u8_formats)