# full list of codec: https://docs.python.org/2/library/codecs.html
# note: 
# - input from command line is using commandline system default locale encoding
# - it read the zip file path in unicode format with the given decode method
# - if you use python print method to print those unicode path in window command windows,
#   it may error when system default locale codec can't print those unicode characters
import zipfile   
import os.path   
import os
import sys
 
class ZFile(object):   
    def __init__(self, filename, mode='r', basedir=''):   
        self.filename = filename   
        self.mode = mode   
        if self.mode in ('w', 'a'):   
            self.zfile = zipfile.ZipFile(filename, self.mode, compression=zipfile.ZIP_DEFLATED)   
        else:   
            self.zfile = zipfile.ZipFile(filename, self.mode)   
        self.basedir = basedir   
        if not self.basedir:   
            self.basedir = os.path.dirname(filename)   
 
    def addfile(self, path, arcname=None):   
        path = path.replace('//', '/')   
        if not arcname:   
            if path.startswith(self.basedir):   
                arcname = path[len(self.basedir):]   
            else:   
                arcname = ''   
        self.zfile.write(path, arcname)   
 
    def addfiles(self, paths):   
        for path in paths:   
            if isinstance(path, tuple):   
                self.addfile(*path)   
            else:   
                self.addfile(path)   
 
    def close(self):   
        self.zfile.close()   
 
    def extract_to(self, path, decode):   
        for p in self.zfile.namelist():   
            self.extract(p, path, decode)   
 
    def extract(self, filename, path, decode):   
        if not filename.endswith('/'):   
            f = os.path.join(path, filename.decode(decode))   #gbk,gb18030, GB2312, utf-8
            dir = os.path.dirname(f)
            if not os.path.exists(dir):
                os.makedirs(dir)   
            file(f, 'wb').write(self.zfile.read(filename))   
 
 
def create(zfile, files):   
    z = ZFile(zfile, 'w')   
    z.addfiles(files)   
    z.close()   
 
def extract(zfile, path, decode):   
    z = ZFile(zfile)   
    z.extract_to(path, decode)   
    z.close() 
 
if __name__=="__main__":
    extract(unicode(sys.argv[1]), u'.', sys.argv[2])