},
]
_YT_INITIAL_DATA_RE = YoutubeBaseInfoExtractor._YT_INITIAL_DATA_RE
- _YT_INITIAL_PLAYER_RESPONSE_RE = fr'''(?x)
+ _YT_INITIAL_PLAYER_RESPONSE_RE = fr'''(?x:
(?:window\s*\[\s*["\']ytInitialPlayerResponse["\']\s*\]|ytInitialPlayerResponse)\s*=[(\s]*|
- {YoutubeBaseInfoExtractor._YT_INITIAL_PLAYER_RESPONSE_RE}'''
+ {YoutubeBaseInfoExtractor._YT_INITIAL_PLAYER_RESPONSE_RE}
+ )'''
_YT_DEFAULT_THUMB_SERVERS = ['i.ytimg.com'] # thumbnails most likely archived on these servers
_YT_ALL_THUMB_SERVERS = orderedSet(