Update app.py

app.py

@@ -56,7 +56,7 @@ def calculate_kpis(df):
     else:
         top_five_product = "there are less than 5 products in this dataset"
 
-    if df['Branch'].nunique() > 1:
+    if df['Name'].nunique() > 1:
         best_branch = df.groupby('Name')['Price'].sum().nlargest(1).index.tolist()
     else:
         best_branch = "there is only one branch in this dataset"