config_url = compat_urlparse.urljoin(url, player_data['data-config'])
config = self._download_json(
config_url, video_id, 'Downloading config JSON')
config_url = compat_urlparse.urljoin(url, player_data['data-config'])
config = self._download_json(
config_url, video_id, 'Downloading config JSON')