def authentication_failed(self, request):
        return self.login_required(request)
Returns instance PK
dataset/ETHPy150Open fiam/wapi/auth/basic.py/ApiAuthBasic.authentication_failed--crossover with--dataset/ETHPy150Open adlibre/Adlibre-DMS/adlibre_dms/apps/core/models.py/DocumentTypeRule.get_id