Update app.py

app.py

@@ -5,6 +5,7 @@ from langchain_community.document_loaders import PyPDFLoader
 from langchain.text_splitter import RecursiveCharacterTextSplitter
 from langchain_community.embeddings import HuggingFaceEmbeddings
 from langchain_huggingface import HuggingFaceEndpoint  # Updated import
+from langchain_huggingface import HuggingFaceEmbeddings
 from langchain.chains import ConversationalRetrievalChain
 from langchain.memory import ConversationBufferMemory
 import tempfile