日志显示没有成功加载预训练模型：model built, but weights is unloaded, since the config has no attribute or is None.

[Skyti]

1. 系统环境

硬件环境(Ascend/GPU/CPU): Ascend
MindSpore版本: 2.2
执行模式（PyNative/ Graph）: 不限

2. 报错信息

model built, but weights is unloaded, since the config has no attribute or is None.

3. 解决方案

模型mode如果为train或者finetune，则该阶段其实不需要设置checkpoint_name_or_path，所以这里的日志正常，只要在load_checkpoint设置了模型地址即可。