批量创建文件夹

import os
path=r"D:pylx20210622"
for i in range(20):
    a="202106180030253{}.file".format(i)
    file_name = path + "\" + a
    isExists=os.path.exists(file_name)
    if not isExists:
        os.makedirs(file_name)
        print('%s 创建文件夹成功'%file_name)
    else:
        print('%s 文件夹名称已存在'%file_name)
        continue