PEFT How to use BEncoderRT/Pythia-QLoRA-Instruction-Tuning with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("EleutherAI/pythia-1B-deduped")
model = PeftModel.from_pretrained(base_model, "BEncoderRT/Pythia-QLoRA-Instruction-Tuning") 
