Update app.py

app.py

@@ -2,7 +2,7 @@ import streamlit as st
 import datetime
 import pandas as pd
 from typing import List
-from langchain_embeddings import Embeddings
+from langchain_core.embeddings.embeddings import Embeddings
 from langchain.vectorstores import FAISS
 from langchain.prompts import ChatPromptTemplate
 from langchain.chat_models import ChatOpenAI