Update app.py

app.py

@@ -1,6 +1,6 @@
 import gradio as gr
 from rembg import remove
-from PIL import Image, ImageDraw
+from PIL import Image
 import numpy as np
 import io
 
@@ -31,7 +31,7 @@ with gr.Blocks() as iface:
     remove_btn.click(remove_bg, inputs=input_img, outputs=output_img)
     
     gr.Markdown("### Refine Background Directly on Image")
-    mask_editor = gr.Image(type="filepath", label="Draw on Image (Use + for Keep, - for Remove)", tool="sketch")
+    mask_editor = gr.Image(type="filepath", label="Upload Mask (Use Black for Remove, White for Keep)")
     threshold_slider = gr.Slider(0.00, 1.00, value=0.5, step=0.01, label="Threshold")
     refine_btn = gr.Button("Apply Refinements")
     refine_btn.click(refine_bg, inputs=[input_img, mask_editor, threshold_slider], outputs=output_img)