PEFT How to use fedbor/new1_modello with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("sag-uniroma2/extremITA-Camoscio-7b")
model = PeftModel.from_pretrained(base_model, "fedbor/new1_modello") 
