def _extract_jwplayer_data(self, webpage, video_id, *args, **kwargs):
    jwplayer_data = self._find_jwplayer_data(webpage, video_id, transform_source=js_to_json)
    return self._parse_jwplayer_data(jwplayer_data, video_id, *args, **kwargs)
def _extract_jwplayer_data(self, webpage, video_id, *args, **kwargs):
    jwplayer_data = self._find_jwplayer_data(webpage, video_id, transform_source=js_to_json)
    return self._parse_jwplayer_data(jwplayer_data, video_id, *args, **kwargs)