#!/usr/bin/env python

# Create a file with a guaranteed unique file name, and "transform"
# it into a python file object.
#
# (c) Yves Dorfsman, Calgary, 2008

import os
import sys

filename = sys.argv[1]

try:
  fd = os.open(filename, os.O_WRONLY | os.O_CREAT | os.O_EXCL, 0666)

except OSError, (errno, strerror):
  print 'error(%s): %s' % (errno, strerror)
  raise
 
fileobj = os.fdopen(fd, 'w')
fileobj.write('Hello, I am a file with a unique name.\n')
fileobj.write('I feel so special...\n')
fileobj.close()