@property
    @safe_service('_kvlclient')
    def kvlclient(self):
        if self._kvlclient is None:
            self._kvlclient = kvlayer.client()
        return self._kvlclient
Test the js() helper function
dataset/ETHPy150Open dossier/dossier.web/dossier/web/config.py/Config.kvlclient--crossover with--dataset/ETHPy150Open rehandalal/flask-funnel/flask_funnel/tests/test_funnel.py/FunnelTestCase.test_js_helper_function