Update app.py

app.py

@@ -105,7 +105,7 @@ spendings = pd.read_csv("september_transactions_detailed.csv", names = columns)
 spendings['Amount'] = pd.to_numeric(spendings['Amount'], errors='coerce').fillna(0)
 
 def get_advice(user_id):
-    user_data = spending_df[spending_df['UserID'] == user_id]
+    user_data = spendings[spendings['UserID'] == user_id]
     
     if user_data.empty:
         return "No spending data found for this user."