PEFT How to use grantjw/reward_model_fiqa with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("danyoung/finance-qa")
model = PeftModel.from_pretrained(base_model, "grantjw/reward_model_fiqa")