Update app.py

app.py

@@ -101,7 +101,7 @@ def check_input_token_length(message, chat_history, system_prompt):
     if input_token_length > MAX_INPUT_TOKEN_LENGTH:
         raise gr.Error(f"The accumulated input is too long ({input_token_length} > {MAX_INPUT_TOKEN_LENGTH}). Clear your chat history and try again.")
 
-with gr.Block() as demo:
+with gr.Blocks() as demo:
     gr.Markdown(DESCRIPTION)
 
     with gr.Group():