Update app.py

app.py

@@ -69,13 +69,13 @@ def handle_model_selection(selected_models):
 
 def update_model_choice(sources):
             if not sources:
-                return gr.CheckboxGroup.update(choices=[], value=[])
+                return gr.update(choices=[], value=[])
             model_set = set()
             for s in sources:
                 model_set.update(filter_models(s))
             sorted_models = sorted(model_set)
             default_select = sorted_models[:20]
-            return gr.CheckboxGroup.update(choices=sorted_models, value=default_select)
+            return gr.update(choices=sorted_models, value=default_select)