Update app.py

app.py

@@ -2,15 +2,15 @@ import langchain
 #from langchain.embeddings import SentenceTransformerEmbeddings
 from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain_community.document_loaders import UnstructuredPDFLoader,UnstructuredWordDocumentLoader
-from langchain.indexes import VectorstoreIndexCreator
-from langchain.vectorstores import FAISS
+from langchain_community.indexes import VectorstoreIndexCreator
+from langchain_community.vectorstores import FAISS
 from zipfile import ZipFile
 import gradio as gr
 import openpyxl
 import os
 import shutil
-from langchain.schema import Document
-from langchain.text_splitter import RecursiveCharacterTextSplitter
+from langchain_community.schema import Document
+from langchain_community.text_splitter import RecursiveCharacterTextSplitter
 import tiktoken
 import secrets
 import time