Update app.py

app.py

@@ -9,6 +9,6 @@ with gr.Blocks() as demo:
     sketchpad = gr.Sketchpad(label="Draw Something")
     output_image = gr.Image(label="Your Sketch")
 
-    sketchpad.submit(display_sketch, inputs=sketchpad, outputs=output_image)
+    sketchpad.change(display_sketch, inputs=sketchpad, outputs=output_image)
 
 demo.launch(share=True)