http://gitunderground.i2p/archive/youtube-dl/src/branch/master/youtube_dl/extractor/lynda.py
P<courseid>\d+))-2\.html' _TESTS = [{ 'url' : 'https://www.lynda.com/Graphic-Design-tutorials/Grundlagen-guten-Gestaltung/393570-2.html' , 'only_matching' : True , }, { 'url' : 'https://www.lynda.com/de/Graphic-Design-tutorials/Grundlagen-guten-Gestaltung/393570-2.html' , 'only_matching' : True , }] def _real_extract ( self , url ): mobj = re . match ( self .