血条制作小工具

from PIL import Image,ImageDraw

for y in range(100):
    im = Image.new("RGBA",(10,100))
    d = ImageDraw.Draw(im)
    d.rectangle((0,0,9,99),fill=(0,0,0,0),outline='blue')
    d.rectangle((0,y,9,99),fill='red')
    im.save(f'c:/test/{y}.png')