          self._name = state.get("name", self._name)
          self._sessions = state.get("sessions", {})
          self._lowest_avg_loss = state.get("lowest_avg_loss", {})
          self._iterations = state.get("iterations", 0)
          self._config = state.get("config", {})
          logger.debug("Loaded state: %s", state)
          self._replace_config(config_changeable_items)
  
      def save(self) -> None:
 
</s> remove         self._config = {}
 </s> add         self._config: Dict[str, Union[str, float, int, bool, None]] = {} </s> remove         self._use_mixed_precision = self._set_keras_mixed_precision(use_mixed_precision,
                                                                    bool(arguments.exclude_gpus))
 </s> add         self._use_mixed_precision = self._set_keras_mixed_precision(use_mixed_precision)
        if self._use_mixed_precision:
            logger.info("Enabling Mixed Precision Training.")
        self._mixed_precision_layers = state.get("mixed_precision_layers", [])
          self._name = state.get("name", self._name)
          self._sessions = state.get("sessions", {})
          self._lowest_avg_loss = state.get("lowest_avg_loss", {})
          self._iterations = state.get("iterations", 0)
        self._mixed_precision_layers = state.get("mixed_precision_layers", [])
          self._config = state.get("config", {})
          logger.debug("Loaded state: %s", state)
          self._replace_config(config_changeable_items)
  
      def save(self) -> None:
keep keep keep add keep keep keep keep keep
 Enable change of precision for existing models 
plugins/train/model/_base/model.py