Update app.py

app.py

@@ -68,8 +68,10 @@ with gr.Blocks() as demo:
         print(f"received input '{message}'")
         try:
             int(message)
+            print(f"retrieving #{message}")
             return _retrieve(message, chat_history)
         except:
+            print(f"searching for {message}")
             return _search(message, chat_history)
 
     msg.submit(respond, [msg, chatbot], [msg, chatbot])