Update app.py

app.py

@@ -24,6 +24,8 @@ from langchain_community.vectorstores.faiss import FAISS
 # with open('index.pickle', 'rb') as pkl:
 #         doc_embedding = pickle.load(pkl)
 # db.save_local("faiss_index")
+
+embeddings = OpenAIEmbeddings()
 db=FAISS.load_local("faiss_index", embeddings,allow_dangerous_deserialization=True)
 #-----------------------------------------------------------------------------
 def get_response_from_query(db, query, k=3):