remove gated llama2

app.py

@@ -28,7 +28,7 @@ if not torch.cuda.is_available():
 
 
 if torch.cuda.is_available():
-    model_id = "meta-llama/Llama-2-7b-chat-hf"
+    model_id = "NousResearch/Llama-2-7b-chat-hf" # not gated version.
     model = AutoModelForCausalLM.from_pretrained(
         model_id, device_map="auto", torch_dtype=torch.bfloat16
     )