def get(self):
threshold = datetime.now() - timedelta(1)
keys = ReplyTo.all().filter('date <', threshold)
count = keys.count()
db.delete(keys)
logging.info('Daily cronjob: deleted %d ReplyTo entitite(s).' % count)
threshold = datetime.now() - timedelta(90)
keys = InviteCode.all().filter('created <', threshold)
count = keys.count()
db.delete(keys)
logging.info('Daily cronjob: deleted %d InviteCode entitie(s).' % count)