Update app.py

app.py

@@ -11,15 +11,15 @@ from langchain.chains import ConversationalRetrievalChain
 from langchain_community.embeddings import HuggingFaceBgeEmbeddings
 from langchain_community.vectorstores import FAISS
 from langchain_community.document_loaders import PyPDFLoader
-from dotenv import load_dotenv, find_dotenv
+# from dotenv import load_dotenv, find_dotenv
 import pickle
 import os
 
 
 ## loading the .env file
-load_dotenv(find_dotenv())
+# load_dotenv(find_dotenv())
 
-huggingfacehub_api_token = os.getenv("HUGGINGFACEHUB_API_TOKEN")
+huggingfacehub_api_token = os.environ("HUGGINGFACEHUB_API_TOKEN")
 
 
 # loader = PyPDFLoader("data/stg.pdf")