def _m3u8_meta_format(self, m3u8_url, ext=None, preference=None, m3u8_id=None):
    return {'format_id': '-'.join(filter(None, [m3u8_id, 'meta'])), 'url': m3u8_url, 'ext': ext, 'protocol': 'm3u8', 'preference': ((preference - 100) if preference else (- 100)), 'resolution': 'multiple', 'format_note': 'Quality selection URL'}
def _m3u8_meta_format(self, m3u8_url, ext=None, preference=None, m3u8_id=None):
    return {'format_id': '-'.join(filter(None, [m3u8_id, 'meta'])), 'url': m3u8_url, 'ext': ext, 'protocol': 'm3u8', 'preference': ((preference - 100) if preference else (- 100)), 'resolution': 'multiple', 'format_note': 'Quality selection URL'}