Remove PIL.ImagePalette from labelme2voc.py

examples/instance_segmentation/labelme2voc.py

@@ -10,7 +10,6 @@ import os.path as osp
 
 import numpy as np
 import PIL.Image
-import PIL.ImagePalette
 
 import labelme
 

examples/semantic_segmentation/labelme2voc.py

@@ -10,7 +10,6 @@ import os.path as osp
 
 import numpy as np
 import PIL.Image
-import PIL.ImagePalette
 
 import labelme