Update app.py

app.py

@@ -84,6 +84,8 @@ if __name__ == '__main__':
                             vc_input = gr.Audio(label="Input audio"+' (less than 20 seconds)' if limitation else '')
                             vc_transform = gr.Number(label="vc_transform", value=0)
                             auto_f0 = gr.Checkbox(label="auto_f0", value=False)
+                            vc_submit = gr.Button("Generate", variant="primary")
+
                         with gr.Column():
                             vc_output1 = gr.Textbox(label="Output Message")
                             vc_output2 = gr.Audio(label="Output Audio")