def delete_tokens():
        """Remove all auth tokens (OpenID, DRF, ...)"""
        res = UserOpenID.objects.all().delete()
        print("Deleted %s openids" % res[0])

        res = Token.objects.all().delete()
        print("Deleted %s tokens" % res[0])

        res = LogEntry.objects.all().delete()
        print("Deleted %s log entries" % res[0])