disable hf transfer feature

demo_watermark.py

@@ -24,6 +24,8 @@ import gradio as gr
 
 import torch
 
+os.environ["HF_HUB_ENABLE_HF_TRANSFER"] = "0"
+
 from transformers import (AutoTokenizer,
                           AutoModelForSeq2SeqLM,
                           AutoModelForCausalLM,