PEFT How to use scthornton/starcoder2-15b-securecode with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("bigcode/starcoder2-15b-instruct-v0.1")
model = PeftModel.from_pretrained(base_model, "scthornton/starcoder2-15b-securecode") 
