Update app.py

app.py

@@ -13,7 +13,7 @@ pipe = StableDiffusion3InstructPix2PixPipeline.from_pretrained("BleachNick/SD3_U
 @spaces.GPU(duration=120)
 def generate(image_mask, prompt, num_inference_steps=50, image_guidance_scale=1.6, guidance_scale=7.5, seed=255):
     def is_blank_mask(mask_img):
-        mask_array = np.array(mask_img.convert('L'))  # Convert to luminance to simplify the check
+        mask_array = np.array(mask_img.convert('L'))
         return np.all(mask_array == 0)
 
     seed = int(seed)