Simple flate decoder, can be used e.g. for compression object streams in PDF files

flatedecode.py

#! /usr/bin/env python3
# -*- coding: utf-8 -*-
# vim:fenc=utf-8
#
# Copyright © 2013 Adrian Perez <aperez@igalia.com>
# Distributed under terms of the MIT license.

import zlib
import sys

if len(sys.argv) != 3:
    raise SystemExit("Usage: " + sys.argv[0] + " input output")

with open(sys.argv[1], "rb") as ifd:
    with open(sys.argv[2], "wb") as ofd:
        ofd.write(zlib.decompress(ifd.read()))