Update app.py

app.py

@@ -1,9 +1,13 @@
 import gradio as gr
 
+def plex(sketchpad):
+    sketchpad=sketchpad
+    return sketchpad
 
-imagemask=gr.ImageMask()
+
+sketchpad=gr.Sketchpad()
 bush=gr.Image()
 
-iface=gr.Interface(None,inputs=[imagemask],outputs=[bush],live="true")
+iface=gr.Interface(plex,inputs=[imagemask],outputs=[bush],live="true")
 
 iface.launch()