webpage = self._download_webpage(url, lecture_id)
course_id = self._search_regex(
- r'data-course-id=["\'](\d+)', webpage, 'course id')
+ (r'data-course-id=["\'](\d+)', r'"id"\s*:\s*(\d+)'),
+ webpage, 'course id')
try:
lecture = self._download_lecture(course_id, lecture_id)