#!/usr/bin/env python2

from __future__ import with_statement
import sys
import optparse
import os, os.path
from contextlib import nested

def convert(i, o):
	for byte in i.read():
		o.write(chr(ord(byte) ^ 34))

if __name__ == "__main__":
	p = optparse.OptionParser(usage="%prog file")
	options, args = p.parse_args()
	for name in args:
		bname = os.path.splitext(os.path.basename(name))[0]
		print "converting %s" % bname
		with nested(file(name), file("%s.mp3" % bname, "w")) as (i, o):
			convert(i, o)