_VALID_URL = r'https?://(?:(?:www|portal)\.)?restudy\.dk/video/[^/]+/id/(?P<id>[0-9]+)'
_TESTS = [{
'url': 'https://www.restudy.dk/video/play/id/1637',
_VALID_URL = r'https?://(?:(?:www|portal)\.)?restudy\.dk/video/[^/]+/id/(?P<id>[0-9]+)'
_TESTS = [{
'url': 'https://www.restudy.dk/video/play/id/1637',