Unzip ZIP packages with non-ASCII encoding on Linux

unzip_with_encoding.py

#!/usr/bin/env python

import os
import zipfile
import sys

def unzip_with_encoding(archive_path, output_path, encoding):
    zz = zipfile.ZipFile(archive_path)
    for fp in zz.filelist:
        bytes = zz.read(fp.filename)
        name = fp.filename.decode(encoding)
        new_name = os.path.join(output_path, name)
        if name[-1] == "/":
            if not os.path.isdir(new_name):
                os.makedirs(new_name)
        else:
            with open(new_name, "wb") as f:
                f.write(bytes)

if __name__ == "__main__":
    if len(sys.argv) > 3:
        outpath = sys.argv[2]
    else:
        outpath = "."
    if len(sys.argv) > 4:
        encoding = sys.argv[3]
    else:
        encoding = "cp852"      # Typical for Czech file-systems
    zippath = sys.argv[1]
    unzip_with_encoding(zippath, outpath, encoding)