from PIL import Image path = "output/2025-09-11/NSK002/阴影图处理/NSK002(3)_后跟_抠图.png" img = Image.open(path) imgBg = Image.new("RGB", img.size,(255,255,255)) imgBg.paste(img, (0, 0), img) # 修复:不再将paste()的结果赋值给img imgBg.show() # 修复:显示imgBg而不是img