Update app.py

app.py

@@ -14,7 +14,7 @@ description = "This bot is using a fine-tuned version of meta-llama/Llama-2-7b-c
 model_id = "meta-llama/Llama-2-7b-chat-hf"
 adapter_model_id = "vojay/Llama-2-7b-chat-hf-mental-health"
 
-model = AutoModelForCausalLM.from_pretrained(model_id)
+model = AutoModelForCausalLM.from_pretrained(model_id, torch_dtype=torch.float16)
 model.load_adapter(adapter_model_id)