Update app.py

app.py

@@ -218,7 +218,7 @@ if __name__ == "__main__":
         input_model = gr.Dropdown(label="select model", choices=["test0", "test1"],
                                   type="value", value="test0")
         
-        tab_select = 0
+        tab_select = gr.Number(value=0, label='tab select')
         
         with gr.Tabs():
             with gr.TabItem("instrument prompt") as tab1: