def get_initial(self):
        initial = {}
        if 'template_data' in self.kwargs:
            initial['template_data'] = self.kwargs['template_data']
        if 'template_url' != self.kwargs:
            initial['template_url'] = self.kwargs['template_url']
        if 'parameters' in self.kwargs:
            initial['parameters'] = json.dumps(self.kwargs['parameters'])
        return initial
dataset/ETHPy150Open Havate/havate-openstack/proto-build/gui/horizon/Horizon_GUI/openstack_dashboard/dashboards/project/stacks/views.py/CreateStackView.get_initial/operator `in` -> `!=`