PEFT How to use jmJapan/llm-course-maincomp-jmo with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("unsloth/qwen3-4b-instruct-2507-unsloth-bnb-4bit")
model = PeftModel.from_pretrained(base_model, "jmJapan/llm-course-maincomp-jmo") 
