Updated app.py

Author: Chukwuemeka-James

app.py

@@ -10,6 +10,7 @@
 load_dotenv()
 mongo_db_url = os.getenv("MONGODB_URL_KEY")
 print(mongo_db_url)
+
 import pymongo
 from networksecurity.exception.exception import NetworkSecurityException
 from networksecurity.logging.logger import logging