Update app.py

app.py

@@ -1,8 +1,10 @@
 import streamlit as st
 import PyPDF2
-import openai
 import os
 import keyfile
+from openai import OpenAI
+# Built a client for OpenAI
+client = OpenAI()
 
 # here we are calling our API for openAI
 os.environ["OPENAI_API_KEY"] = keyfile.OPENAI_API_KEY
@@ -20,7 +22,7 @@ def extract_text(pdfPath):
 def gptAnswer(prompt):
     # I will try a request to GPT for answer the question
     try:
-        resp = openai.ChatCompletion.create(
+        resp = client.chat.completions.create(
             model = "gpt-4o-mini",
             messages = [
                 {"role" : "system", "content" : "You are helpful assistant."},