def clean_expired_enrolls(request):
now = datetime.datetime.utcnow()
exp_min = cfg.getConfigInt('ENROLL_CHECK_TIMEOUT_MINUTES',60)
td = datetime.timedelta(minutes=exp_min)
lim = now-td
list = Student.list_for_cleanup(lim).fetch(20)
for s in list:
rd = s.reg_datetime
logging.info('id: %s, rd:%s, now:%s, lim:%s'%(s.key().id(),rd,now,lim))
s.delete()
return HttpResponse('ok')
