Update app.py

app.py

@@ -143,9 +143,9 @@ with gr.Blocks() as demo:
         if dataset_name in datasets:
             dataset = datasets[dataset_name]
             html_content = display_dataset_html(dataset)
-            return current_dataset_name.update(value=dataset_name), gr.update(value=html_content), ""
+            return dataset_name, gr.update(value=html_content), ""
         else:
-            return current_dataset_name.update(value=""), gr.update(value="<div>Select a dataset.</div>"), ""
+            return "", gr.update(value="<div>Select a dataset.</div>"), ""
 
     dataset_selector.change(
         select_dataset,