python学习-第七篇

"""
Version: 0.4
Author: freshbin
Date: 2019年8月20日
"""
import os
import time
import zipfile

# 需要备份的文件目录
source = 'E:/python/myexample/pythonExample/day001/test007Data/needBak'

# 存储的目录
target_dir= 'E:/python/myexample/pythonExample/day001/test007Data/bakDir'
# 如果目标目录还不存在，则进行创建
if not os.path.exists(target_dir):
    os.mkdir(target_dir)

today = target_dir + os.sep + time.strftime('%Y%m%d')
now = time.strftime('%H%M%S')
# zip文件名称格式
target = today + os.sep + now + '.zip'

if not os.path.exists(today):
    os.mkdir(today)
    print('Successfully created directory', today)

def zip_dir(dirname,zipfilename):
    filelist = []
    if os.path.isfile(dirname):
        print('dirname: {}'.format(dirname))
        filelist.append(dirname)
    else :
        for root, dirs, files in os.walk(dirname):
            for dir in dirs:
                print('dir in dirs===root:{}, dir:{},dirs:{}'.format(root, dir, dirs))
                filelist.append(os.path.join(root,dir))
            for name in files:
                print('name in files===root:{}, name:{}, files:{}'.format(root, name, files))
                filelist.append(os.path.join(root, name))

    zf = zipfile.ZipFile(zipfilename, "w", zipfile.zlib.DEFLATED)
    for tar in filelist:
        arcname = tar[len(dirname):]
        print('需要压缩的文件：{}'.format(arcname))
        zf.write(tar,arcname)
    zf.close()

zip_dir(source, target)