def _get_future_expected_model(self, core_element):
        """Hand model for an core element from expected model list and remove the model from this list"""
        for model in self.expected_future_models:
            if model.core_element is core_element:
                # print("expected_future_model found -> remove model:", model, [model], id(model))
                self.expected_future_models.remove(model)
                return model
        return None