Update src/app.py

src/app.py

@@ -7,7 +7,7 @@ from langchain_core.prompts import ChatPromptTemplate
 from langchain.chains import create_retrieval_chain
 from langchain_community.vectorstores import FAISS
 from langchain_community.document_loaders import PyPDFDirectoryLoader
-# from langchain_google_genai import GoogleGenerativeAIEmbeddings
+from langchain_google_genai import GoogleGenerativeAIEmbeddings
 from dotenv import load_dotenv
 from  PDFprocess_sample import process_pdf