- _VALID_URL = r'^https?://(?:www\.)?academicearth\.org/(?:courses|playlists)/(?P<id>[^?#/]+)'
- IE_NAME = u'AcademicEarth:Course'
+ _VALID_URL = r'^https?://(?:www\.)?academicearth\.org/playlists/(?P<id>[^?#/]+)'
+ IE_NAME = 'AcademicEarth:Course'
+ _TEST = {
+ 'url': 'http://academicearth.org/playlists/laws-of-nature/',
+ 'info_dict': {
+ 'id': 'laws-of-nature',
+ 'title': 'Laws of Nature',
+ 'description': 'Introduce yourself to the laws of nature with these free online college lectures from Yale, Harvard, and MIT.',
+ },
+ 'playlist_count': 4,
+ }