Update demo

app.py

@@ -137,8 +137,7 @@ chat_interface_stream = gr.ChatInterface(predict,
                  title=title, 
                  description=description, 
                  textbox=gr.Textbox(),
-                 chatbot=chatbot_stream,
-                 css=css, 
+                 chatbot=chatbot,
                  examples=examples, 
                  cache_examples=True, 
                  additional_inputs=additional_inputs,
@@ -146,6 +145,6 @@ chat_interface_stream = gr.ChatInterface(predict,
 
 # Gradio Demo 
 with gr.Blocks() as demo:
-    with gr.Tab("Llama 70B"):
-        chat_interface.render()
+    chat_interface.render()
 
+demo.launch(debug=True)