PEFT How to use vincentoh/codellama-34b-alpaca-instruct with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("unsloth/codellama-34b-bnb-4bit")
model = PeftModel.from_pretrained(base_model, "vincentoh/codellama-34b-alpaca-instruct") 
