def tearDown(self):
        super(SimpleInstanceTest, self).tearDown()
        CONF.network_label_regex = self.orig_conf
        CONF.ip_start = None
def app_settings():

    app_settings = {'GRAPHITE_HOST': settings.GRAPHITE_HOST,
                    'OCULUS_HOST': settings.OCULUS_HOST,
                    'FULL_NAMESPACE': settings.FULL_NAMESPACE,
                    }

    resp = json.dumps(app_settings)
    return resp, 200