Update app.py

app.py

@@ -40,7 +40,7 @@ with gr.Blocks(theme=gr.themes.Monochrome(),css="footer{display:none !important}
 
         # Append answer as assistant reply to keep history of prompts
         message_history.append({"role": "assistant", "content": reply_prompt}) 
-        response = [(message_history[i]["content"], message_history[i+1]["content"]) for i in range(0, len(message_history), 2)]
+        response = [(message_history[i]["content"], message_history[i+1]["content"]) for i in range(1, len(message_history)-1, 2)]
 
         # variable content store each message found in the message history and states the respective user. This is for the content to add in the file
         content = ''