Update app.py

app.py

@@ -49,9 +49,9 @@ def chatbot_response(messages):
 # 使用 gradio 创建聊天机器人界面
 def respond(message, history):
     try:
-        history.append({"role": "user", "content": message})
-        bot_response = chatbot_response(history)
-        history.append({"role": "assistant", "content": bot_response})
+        history.append(("user", message))
+        bot_response = chatbot_response([{"role": "user", "content": message}])
+        history.append(("assistant", bot_response))
         return "", history
     except Exception as e:
         print(f"Error in respond function: {e}")