test_processors.py 文件源码

def test_bw(self):
        image = Image.new('RGB', (800, 600))
        processed = processors.colorspace(image, bw=True)
        self.assertEqual(processed.mode, 'L')

        image = Image.new('RGBA', (800, 600))
        processed = processors.colorspace(image, bw=True)
        self.assertEqual(processed.mode, 'LA')

        image = Image.new('L', (800, 600))
        processed = processors.colorspace(image, bw=True)
        self.assertEqual(processed.mode, 'L')

        image = Image.new('LA', (800, 600))
        processed = processors.colorspace(image, bw=True)
        self.assertEqual(processed.mode, 'LA')