updating app.py v3

app.py

@@ -22,7 +22,7 @@ from markdown import Markdown
 from IPython.display import display
 from typing import List, Dict
 
-os.environ["TRANSFORMERS_CACHE"] = "/tmp"
+os.environ["HF_HOME"] = "/tmp"
 model_name = "ethicsadvisorproject/Llama-2-7b-ethical-chat-finetune"
 tokenizer = AutoTokenizer.from_pretrained(model_name, cache_dir="/tmp/offload")
 model = AutoModelForCausalLM.from_pretrained(