Update app.py

app.py

@@ -16,7 +16,7 @@ system_instructions = (
 def chat(user_input, history):
     global context
     if user_input.lower() == "exit":
-        return history + [{"role": "assistant", "content": "Ending session. Goodbye!"}]
+        return history + [("assistant", "Ending session. Goodbye!")]  # Using tuples here to avoid errors
 
     # Construct the modified input including system instructions and context
     modified_input = (
@@ -34,13 +34,13 @@ def chat(user_input, history):
     # Update the context with the latest conversation
     context += f"User: {user_input}\nAI: {ai_response}\n"
     
-    # Append the AI's response to the conversation history
-    history.append({"role": "user", "content": user_input})
-    history.append({"role": "assistant", "content": ai_response})
+    # Append the AI's response to the conversation history using the correct tuple format
+    history.append(("user", user_input))
+    history.append(("assistant", ai_response))
     return history
 
 # Gradio interface using ChatInterface
-interface = gr.ChatInterface(fn=chat)
+interface = gr.Interface(fn=chat, inputs=["text", "state"], outputs=["chatbot", "state"])
 
 # Launch the chatbot
 interface.launch()