+ def extract_player_response(player_response, video_id):
+ pl_response = str_or_none(player_response)
+ if not pl_response:
+ return
+ pl_response = self._parse_json(pl_response, video_id, fatal=False)
+ if isinstance(pl_response, dict):
+ add_dash_mpd_pr(pl_response)
+ return pl_response
+