Update app.py

app.py

@@ -91,7 +91,7 @@ def getitem(img,tile_mode):
         tiles, OK = get_tiles(image, tile_mode)
 
         idxes=n_tiles
-        idxes = np.asarray(idxes) + n_tiles if sub_imgs else idxes
+        idxes = np.asarray(idxes)
 
         n_row_tiles = int(np.sqrt(n_tiles))
         images = np.zeros((image_size * n_row_tiles, image_size * n_row_tiles, 3))