Update app.py

app.py

@@ -5,6 +5,7 @@ from langchain_community.vectorstores import FAISS
 from langchain_huggingface import HuggingFaceEmbeddings
 import os
 import pandas as pd
+from datetime import datetime
 
 
 """
@@ -38,6 +39,7 @@ def respond(
 ):
     messages = [{"role": "system", "content": system_message}]
 
+    print(datetime.now())
     print(system_message)
     
 #    retriever = vector_db.as_retriever(search_type="similarity_score_threshold", search_kwargs={"score_threshold": score})