genpwd.py

#!/usr/bin/env python
# -*- coding: utf-8 -*-

import sys
import random
import string

chars = string.ascii_letters + string.digits + string.punctuation

def genpwd(length):
	return ''.join(random.choice(chars) for _ in xrange(length))

if __name__ == '__main__':
	if len(sys.argv) != 2:
		print("usage: ./genpwd.py PASSWORD_LENGTH")
	else:
		print(genpwd(int(sys.argv[1])))