'Enable verified track cohorting for the default course.'

def _enable_verified_track_cohorting(self, cohort_name=None):

    if cohort_name:
        config = VerifiedTrackCohortedCourse.objects.create(course_key=self.course.id, enabled=True, verified_cohort_name=cohort_name)
    else:
        config = VerifiedTrackCohortedCourse.objects.create(course_key=self.course.id, enabled=True)
    config.save()
