code: def _load_models(self) -> None:
          
          if self._models is None:
              logging.info('Loading %d models', len(self._model_paths))
  
              def load_model(model_path: str):
                  logging.debug('\tloading %s', model_path)
                  if path.isdir(model_path):
                      model_path = path.join(model_path, CXF_CONFIG_FILE)
                  config = load_config(model_path)
                  config['model']['inputs'] = self._inputs
                  config['model']['outputs'] = self._outputs
  
                  return create_model(config, output_dir=None, dataset=self._dataset,
                                      restore_from=path.dirname(model_path))
  
              self._models = list(map(load_model, self._model_paths))
docs: Maybe load all the models to be assembled together and save them to the ``self._models`` attribute.