Update app.py

app.py

@@ -26,6 +26,9 @@ def generate_response(prompt, max_new_tokens=200, temperature=0.7):
     """
     Generate a response from the fine-tuned Phi-2 model given a prompt.
     """
+    if not prompt.strip():
+        return "Please enter a prompt to generate a response."
+    
     # Tokenize the prompt and move tensors to the model's device.
     inputs = tokenizer(prompt, return_tensors="pt").to(model.device)
 
@@ -56,7 +59,9 @@ demo = gr.Interface(
         ["Hello, how are you today?", 150, 0.7],
         ["Translate this sentence from English to French: I love programming.", 200, 0.8],
         ["Tell me a joke about artificial intelligence.", 180, 0.6]
-    ]
+    ],
+    allow_flagging="never",  # Disable the flagging button.
+    live=True                # Ensure examples trigger responses.
 )
 
 if __name__ == "__main__":