_VALID_URL = r'''(?x)
(?:https?://www\.vevo\.com/watch/(?:[^/]+/[^/]+/)?|
https?://cache\.vevo\.com/m/html/embed\.html\?video=|
_VALID_URL = r'''(?x)
(?:https?://www\.vevo\.com/watch/(?:[^/]+/[^/]+/)?|
https?://cache\.vevo\.com/m/html/embed\.html\?video=|