#!/usr/bin/python
# easy 'dos2unix' script
# todo:
# - make sure all arguments are files
# - use temporary files

import sys
from shutil import move

for file in sys.argv[1:]:
  newfile = file + ".new"
  nf = open(newfile, 'w')
  for line in open(file):
    nl = line.rstrip() + '\n'
    nf.write(nl)
  # move .new file onto original
  move(newfile, file)