Update app.py

app.py

@@ -1,14 +1,15 @@
 import logging
 from typing import Optional
 
+import openai
+from openai import OpenAI, OpenAIError
 import streamlit as st
 from langchain_core.messages import AIMessage, HumanMessage
 from utils.error_message_template import ERROR_MESSAGE
 
 try:
-    import openai
-    from openai import OpenAI, OpenAIError
     from rag.runnable_and_memory import get_runnable_and_memory
+    
 except OpenAIError:
     handle_errors()
     st.stop()