Update app.py

app.py

@@ -9,9 +9,10 @@ from pdfminer.high_level import extract_text
 import json
 from openai import OpenAI
 import re
-
+from dotenv import load_dotenv
 # 1. Initialization
-api_key = "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"  
+load_dotenv()
+api_key = os.getenv('OPENAI_API_KEY')
 openai.api_key = api_key
 client = OpenAI(api_key=api_key)
 pdf_folder = "pdf"