from tester import * from PIL import Image def test_sanity(): im = lena() im = im.quantize() assert_image(im, "P", im.size) im = lena() im = im.quantize(palette=lena("P")) assert_image(im, "P", im.size) def test_octree_quantize(): im = lena() im = im.quantize(100, Image.FASTOCTREE) assert_image(im, "P", im.size) assert len(im.getcolors()) == 100