PEFT How to use SYH99999/checkpoint-390 with PEFT:
from peft import PeftModel
from transformers import AutoModelForCausalLM
base_model = AutoModelForCausalLM.from_pretrained("GeneZC/MiniChat-1.5-3B")
model = PeftModel.from_pretrained(base_model, "SYH99999/checkpoint-390")