Update app.py

app.py

@@ -34,8 +34,8 @@ QA_PROMPT = PromptTemplate(
 )
 
 # Load Phi-2 model from hugging face hub
-# model_id = "microsoft/phi-2"
-model_id = "HuggingFaceH4/zephyr-7b-alpha"
+model_id = "microsoft/phi-2"
+
 
 tokenizer = AutoTokenizer.from_pretrained(model_id, trust_remote_code=True)
 model = AutoModelForCausalLM.from_pretrained(model_id, torch_dtype=torch.float32, device_map="auto", trust_remote_code=True)