Update app.py

app.py

@@ -305,7 +305,7 @@ with gr.Blocks(css="""
     def load_dataset_preview(dataset):
         if dataset == "MMLU-Pro":
             # Load the preview data
-            preview_data = mmlupro_dataset_preview(regenerate_preview=False)
+            preview_data = mmlupro_dataset_preview(regenerate_preview=True)
             
             # Extract subject choices and count
             subject_choices, subject_count = get_subject_choices_from_preview(preview_data)