'Return course name.'

@property
def name(self):

    course_id = CourseKey.from_string(unicode(self.id))
    try:
        return CourseOverview.get_from_id(course_id).display_name
    except CourseOverview.DoesNotExist:
        log.warning('Failed    to    retrieve    CourseOverview    for    [%s].    Using    empty    course    name.', course_id)
        return None
