Update app.py

app.py

@@ -150,7 +150,7 @@ with gr.Blocks(css=css) as demo:
         with gr.Row():
             with gr.Column():
                 image_input = gr.Image(
-                    sources=["upload", "webcam", "clipboard"],
+                    sources=["upload", "webcam", "drawings", "clipboard"],
                     label="Webcam",
                     type="pil",
                 )