Update app.py

app.py

@@ -2,7 +2,7 @@ import langchain
 #from langchain.embeddings import SentenceTransformerEmbeddings
 from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain_community.document_loaders import UnstructuredPDFLoader,UnstructuredWordDocumentLoader
-from langchain_community.indexes import VectorstoreIndexCreator
+from langchain.indexes import VectorstoreIndexCreator
 from langchain_community.vectorstores import FAISS
 from zipfile import ZipFile
 import gradio as gr