scale 1

app.py

@@ -11,7 +11,7 @@ def on_submit(img):
 iface = gr.Interface(
     title = "LeNet",
     fn = on_submit,
-    inputs=gr.Sketchpad(image_mode='P'),
+    inputs=gr.Sketchpad(scale=1, image_mode='P'),
     outputs=gr.Label(),
 )
 iface.launch()