Update app.py

app.py

@@ -28,7 +28,7 @@ def respond(message, chat_history):
  #       history.append((inp, output))     
  #       return history
 
-with gr.Blocks(theme=gr.themes.Soft()):
+with gr.Blocks(theme=gr.themes.Soft()) as demo:
     
     chatbot = gr.Chatbot()
     
@@ -44,7 +44,7 @@ with gr.Blocks(theme=gr.themes.Soft()):
             label="What would you like to talk about?",
             type = "text",
      )
-        message.submit(respond, [message, chatbot], [msg, chatbot]) 
+        message.submit(respond, [message, chatbot], [response, chatbot]) 
         
     with gr.Row():
         submit = gr.Button(value="Send", variant="secondary").style(full_width=False)
@@ -59,5 +59,5 @@ with gr.Blocks(theme=gr.themes.Soft()):
         inputs=message,
     ) 
 
-
-block.launch(debug=True)
+if __name__ == "__main__":
+    demo.launch(debug=True)