Update app.py

app.py

@@ -287,7 +287,7 @@ with gr.Blocks() as demo:
                 
                 add_button.click(run_optimization_wrapper, 
                         inputs = [
-                            mask_np_list，
+                            mask_np_list,
                             mask_label_list,
                             image_loaded,
                             opt_flag,