Update app.py

app.py

@@ -220,5 +220,5 @@ with gr.Blocks(theme='gradio/soft') as demo:
  outputs = [mask, nucleus_crop, predicted_sequence]
 
  button.click(base_class.gradio_demo, inputs, outputs)
-
-demo.launch(enable_queue=True)
+demo.queue(max_size=1)
+demo.launch()