Update app.py

app.py

@@ -4,7 +4,7 @@ import streamlit as st
 from langchain.embeddings import HuggingFaceEmbeddings
 from langchain.vectorstores import Chroma
 from langchain.chains import RetrievalQA
-from langchain_huggingface import HuggingFacePipeline
+from langchain_huggingface.llms import HuggingFacePipeline
 from transformers import AutoTokenizer, AutoModelForSeq2SeqLM, pipeline
 
 # Configure logging