Update app.py

app.py

@@ -12,8 +12,8 @@ from PyPDF2 import PdfReader
 from htmlTemplates import css, bot_template, user_template
 
 
-# from langchain.embeddings import OpenAIEmbeddings, HuggingFaceInstructEmbeddings
-# from langchain.vectorstores import FAISS
+from langchain.embeddings import HuggingFaceInstructEmbeddings
+from langchain.vectorstores import FAISS
 
 # from langchain.memory import ConversationBufferMemory
 # from langchain.chains import ConversationalRetrievalChain