Update app.py

app.py

@@ -741,29 +741,32 @@ agent = smolagents.CodeAgent(
 )
 
 with gr.Blocks() as demo:
-    
+
     # Centered title and description using HTML
     gr.HTML("""
-            <div style="text-align: center; font-family: 'Arial', sans-serif;">
-                <h1 style="color:#1f77b4; margin-bottom: 20px; font-weight: 300;">
-                    🤖 TechSpark AI Assistant
-                </h1>
-                
-                <p style="margin-top: 0; font-weight: 300; font-size: 16px; color:#555;">
-                    Welcome to the TechSpark AI Assistant!<br>
-                    Ask anything about TechSpark staff, tools, courses or location of tools.<br>
-                    This assistant is powered by OpenAI's GPT model via smolagents, 
-                    accessing accurate information from our curated dataset verified by TechSpark staff!
-                </p>
-            </div>
-            """)
-
-    # IMPORTANT: no `type="messages"` here
+        <div style="text-align: center; font-family: 'Arial', sans-serif;">
+            <h1 style="color:#1f77b4; margin-bottom: 20px; font-weight: 300;">
+                🤖 TechSpark AI Assistant
+            </h1>
+
+            <p style="margin-top: 0; font-weight: 300; font-size: 16px; color:#555;">
+                Welcome to the TechSpark AI Assistant!<br>
+                Ask anything about TechSpark staff, tools, courses or location of tools.<br>
+                This assistant is powered by OpenAI's GPT model via smolagents,
+                accessing accurate information from our curated dataset verified by TechSpark staff!
+            </p>
+        </div>
+    """)
+
+    # Chatbot: no `type=` arg, but it STILL uses "messages" format internally
     chat = gr.Chatbot(height=420)
-    inp = gr.Textbox(placeholder="Ask your question in natural language.", label="Your question")
+    inp = gr.Textbox(
+        placeholder="Ask your question in natural language.",
+        label="Your question"
+    )
 
     def respond(message, history):
-        # history is what goes into the Chatbot component
+        # `history` here is a list of {"role", "content"} dicts (messages format)
         if history is None:
             history = []
 
@@ -772,10 +775,13 @@ with gr.Blocks() as demo:
         except Exception as e:
             out = f"[Error] {e}"
 
-        # For your Gradio version, history must be a list of [user, assistant] lists
-        history.append([message, out])
+        # APPEND MESSAGES AS DICTS, NOT LISTS/TUPLES
+        history = history + [
+            {"role": "user", "content": message},
+            {"role": "assistant", "content": out},
+        ]
 
-        # Clear the input box, update chat
+        # Clear input, update chat
         return "", history
 
     gr.Examples(