Update app.py

app.py

@@ -4,7 +4,7 @@ from langchain.text_splitter import RecursiveCharacterTextSplitter
 import os
 from langchain_google_genai import GoogleGenerativeAIEmbeddings
 import google.generativeai as genai
-from langchain.vectorstores import FAISS
+from langchain_community.vectorstores import FAISS
 from langchain_google_genai import ChatGoogleGenerativeAI
 from langchain.chains.question_answering import load_qa_chain
 from langchain.prompts import PromptTemplate
@@ -89,7 +89,7 @@ def get_conversational_chain():
 def user_input(user_question):
     embeddings = GoogleGenerativeAIEmbeddings(model = "models/embedding-001")
     try:
-        new_db = FAISS.load_local("faiss_index", embeddings)
+        new_db = FAISS.load_local("faiss_index", embeddings, allow_dangerous_deserialization=True)
         docs = new_db.similarity_search(user_question)
     except Exception as e:
         st.markdown(f"""<p style="color: #e80000;font-size: 15px;font-family: sans-serif; text-align:left;margin-bottom: 0px; height: 5px">Document not submitted. Please upload a pdf and then click on 'submit'. Only then we can answer your question</p>""", unsafe_allow_html=True)