PEFT How to use pnotaro/finetuning-test with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("openchat/openchat_3.5")
model = PeftModel.from_pretrained(base_model, "pnotaro/finetuning-test") 
