使用Python压缩和解压缩zip文件的教程

#!/usr/vin/env python
# coding: utf-8
"""
压缩和解压zip文件
"""

import os
import zipfile

def compress(zip_file, input_dir):
 f_zip = zipfile.ZipFile(zip_file, 'w')
 for root, dirs, files in os.walk(input_dir):
 for f in files:
 # 获取文件相对路径，在压缩包内建立相同的目录结构
 abs_path = os.path.join(os.path.join(root, f))
 rel_path = os.path.relpath(abs_path, os.path.dirname(input_dir))
 f_zip.write(abs_path, rel_path, zipfile.ZIP_STORED)

def extract(zip_file, output_dir):
 f_zip = zipfile.ZipFile(zip_file, 'r')

 # 解压所有文件到指定目录
 f_zip.extractall(output_dir)

 # 逐个解压文件到指定目录
 for f in f_zip.namelist():
 f_zip.extract(f, os.path.join(output_dir, 'bak'))

def printdir(zip_file):
 f_zip = zipfile.ZipFile(zip_file, 'r')
 print '== printdir() ============================'
 f_zip.printdir()
 print
 print '== namelist() ============================'
 for f in f_zip.namelist():
 print f

if __name__ == '__main__':
 zip_file = 'readability.zip'
 compress(zip_file, os.path.join(os.getcwd(), 'readability'))
 printdirzip_file)
 extract(zip_file, 'output')