code: def remove_video_for_course(course_id, edx_video_id):
      
      course_video = CourseVideo.objects.get(course_id=course_id, video__edx_video_id=edx_video_id)
      course_video.is_hidden = True
      course_video.save()
docs: Soft deletes video for particular course.
  
      Arguments:
          course_id (str): id of the course
          edx_video_id (str): id of the video to be hidden