Update app.py

app.py

@@ -84,7 +84,7 @@ with gr.Blocks(theme=gr.themes.Monochrome(),css="footer{display:none !important}
         return 'message sent, please wait...'
 
     def return_placeholder():
-        return placeholder = initial_message
+        return gr.Textbox(show_label = False, placeholder = initial_message, container = False)
 
     initial_message = "Please write your prompt here and press 'enter'" # Initial message for the User Interface (basically the message for the typing input area so change the message under the quotes if you want to change that)
     Chatbot = gr.Chatbot(label="Anonymous User",layout=['bubble']) # Creating a gradio-chatbot User Interface with the label "Anonymous User".