Update app.py

app.py

@@ -20,11 +20,12 @@ from langchain_community.vectorstores.faiss import FAISS
 
 
 db = FAISS.read_index('index.pkl')
-
+db.save_local("faiss_index")
+db=FAISS.load_local("faiss_index", embeddings,allow_dangerous_deserialization=True)
 #-----------------------------------------------------------------------------
 def get_response_from_query(db, query, k=3):
 
-    docs = db.search(query, k=k)
+    docs = db.similarity_search(query, k=k)
 
     docs_page_content = " ".join([d.page_content for d in docs])