Update app.py

app.py

@@ -88,4 +88,4 @@ with image_blocks as demo:
             btn.click(fn=predict, inputs=[image, dkernel, diffusion_step], outputs=[image_out])
             qbtn.click(fn=qpredict, inputs=[image, dkernel, diffusion_step], outputs=[image_out])
 
-image_blocks.launch()
+image_blocks.launch(enable_queue=True)