Update app.py

app.py

@@ -3,12 +3,15 @@ import nltk
 import random
 import streamlit as st
 from langchain_openai import OpenAI
+from dotenv import load_dotenv
 
 # Download NLTK data (if not already downloaded)
 nltk.download('punkt')
 
-# LangChain OpenAI wrapper
-client = OpenAI(api_key="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")
+# load the environment variables into the python script
+load_dotenv() 
+# fetching the openai_api_key environment variable
+openai_api_key = os.getenv('OPENAI_API_KEY')
 
 def extract_text_from_pdf(pdf_file):
     pdf_reader = PyPDF2.PdfReader(pdf_file)