Update app.py

app.py

@@ -2,11 +2,13 @@ import os
 import gradio as gr
 import requests
 import pandas as pd
-from transformers import Tool, HfAgent
+#from transformers import Tool, HfAgent
 from datetime import datetime
 import random
 import wikipediaapi
 import wolframalpha
+from transformers.tools import Tool
+from transformers.agents import HfAgent
 
 # --- Constants ---
 DEFAULT_API_URL = "https://agents-course-unit4-scoring.hf.space"