PEFT How to use Allenpai/alpaca-lora-rec with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("yahma/llama-7b-hf")
model = PeftModel.from_pretrained(base_model, "Allenpai/alpaca-lora-rec") 
