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')