Update app.py

app.py

@@ -36,14 +36,21 @@ def respond(message, history):
         print(f"Error: {e}")
         return history + [(message, "Sorry, something went wrong. Please try again.")]
 
+# Custom clear function
+def clear_history():
+    return []
+
 # Set up Gradio chat interface
-demo = gr.ChatInterface(
-    fn=respond,
-    title="Qwen2.5-1.5B-Instruct-openvino",
-    description="Chat with Qwen2.5-1.5B-Instruct-openvino model.",
-    examples=["Hello!", "Tell me a joke.", "Explain quantum computing."],
-    clear_btn="Clear History",  # 仅保留 clear_btn
-)
+with gr.Blocks() as demo:
+    gr.Markdown("# Qwen2.5-1.5B-Instruct-openvino Chat")
+    gr.Markdown("Chat with Qwen2.5-1.5B-Instruct-openvino model.")
+    
+    chatbot = gr.Chatbot()
+    msg = gr.Textbox(label="Your Message")
+    clear_btn = gr.Button("Clear History")
+    
+    msg.submit(respond, [msg, chatbot], chatbot)
+    clear_btn.click(clear_history, None, chatbot, queue=False)
 
 if __name__ == "__main__":
     demo.launch()