+ _VALID_URL = r'''(?x)
+ https?://
+ (?:
+ (?:
+ (?:(?:www|m)\.)?canalplus\.fr|
+ (?:www\.)?piwiplus\.fr|
+ (?:www\.)?d8\.tv|
+ (?:www\.)?itele\.fr
+ )/(?:(?:[^/]+/)*(?P<display_id>[^/?#&]+))?(?:\?.*\bvid=(?P<vid>\d+))?|
+ player\.canalplus\.fr/#/(?P<id>\d+)
+ )
+
+ '''