[BUG/Help] <title>ptuning微调后想要在此基础上进一步微调

[fan-xh]

Is there an existing issue for this?

• I have searched the existing issues

Current Behavior

我已经完成了一次ptuning，现在又有一批新的数据想要在上一轮微调的基础上再次微调

Expected Behavior

基础权重和ptuning后的权重合并

Steps To Reproduce

按照readme的步骤可以完成第一轮微调，但是后续不知道如何导出新的模型权重

Environment

- OS:Ubuntu 22.04
- Python:3.10
- Transformers:4.30.2
- PyTorch:2.0.0+cu118
- CUDA Support True

Anything else?

No response