PEFT How to use random-sequence/watermark-qwen with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("Qwen/Qwen2.5-7B")
model = PeftModel.from_pretrained(base_model, "random-sequence/watermark-qwen")