python:图像重命名

def ImgRename(rootDir):
    for root,dirs,files in os.walk(rootDir):
        for dir in dirs:
            subDir=os.path.join(root,dir)
            names=[name for name in os.listdir(subDir)]
            for i, name in enumerate(names):
                rawDir=os.path.join(subDir,name)
                newDir=os.path.join(subDir,'2021-12-20-' + format(str(i), '0>4s') + '.jpg')
                os.rename(rawDir,newDir)

效果图：