Update app.py

app.py

@@ -62,7 +62,7 @@ def bot(history):
         messages=convert_history_to_openai_format(history)
     )
     print(response)
-    chatbot_message = response.choices.message['content'].strip()
+    chatbot_message = response.choices[0].message.content.strip()
     history[-1] = (history[-1][0], chatbot_message)  # Update the last entry with the assistant's response
     return history