PEFT How to use SamChen888/DeepSeek-R1-7B-Qwen-Think with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("unsloth/DeepSeek-R1-Distill-Qwen-7B-unsloth-bnb-4bit")
model = PeftModel.from_pretrained(base_model, "SamChen888/DeepSeek-R1-7B-Qwen-Think") 
