Python 压缩及解压缩文件


原文链接: Python 压缩及解压缩文件
  • content
    {:toc}

    import os
    import zipfile

    def zip_dir(dirname,zipfilename):

    filelist = []
    if os.path.isfile(dirname):
        filelist.append(dirname)
    else :
        for root, dirs, files in os.walk(dirname):
            for name in files:
                filelist.append(os.path.join(root, name))
    
    zf = zipfile.ZipFile(zipfilename, "w", zipfile.zlib.DEFLATED)
    for tar in filelist:
        arcname = tar[len(dirname):]
        zf.write(tar,arcname)
    zf.close()
    

    def unzip_file(zipfilename, unziptodir):

    if not os.path.exists(unziptodir): os.mkdir(unziptodir, 0777)
    zfobj = zipfile.ZipFile(zipfilename)
    for name in zfobj.namelist():
        name = name.replace('\\','/')
    
        if name.endswith('/'):
            os.mkdir(os.path.join(unziptodir, name))
        else:            
            ext_filename = os.path.join(unziptodir, name)
            ext_dir= os.path.dirname(ext_filename)
            if not os.path.exists(ext_dir) : os.mkdir(ext_dir,0777)
            outfile = open(ext_filename, 'wb')
            outfile.write(zfobj.read(name))
            outfile.close()
    

    if name == 'main':

    zip_dir('utils','u.zip')
    unzip_file('u.zip','t')
    
`