Python 删除文件夹

def clean_sim_users_dir(path, duration):
    for root, dirs, files in os.walk(path):
        for dir_name in dirs:
            if (datetime.datetime.now() - datetime.datetime.strptime(dir_name, '%Y%m%d')).days > duration:
                print ("rm %s" % dir_name)
                shutil.rmtree(os.path.join(root, dir_name))