Update app.py

app.py

@@ -5,7 +5,7 @@ from pathlib import Path
 import pandas as pd
 from openpyxl import load_workbook
 from fastapi import FastAPI, UploadFile, File, HTTPException
-from fastapi.responses import FileResponse
+from fastapi.responses import FileResponse,JSONResponse
 from typing import List
 import uvicorn
 import os