Update app.py

app.py

@@ -2,6 +2,7 @@ import os
 import json
 from flask import Flask, render_template, request, redirect, url_for, abort
 from datasets import load_dataset
+from flask_httpauth import HTTPBasicAuth
 from werkzeug.security import generate_password_hash, check_password_hash
 
 app = Flask(__name__)