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comparison python/password.py @ 853:5e05c41337e3

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author Jeff Hammel <k0scist@gmail.com>
date Sun, 10 Dec 2017 17:18:29 -0800
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852:565875bc93b7 853:5e05c41337e3
1 #!/usr/bin/env python
2
3 """
4 password generator
5 """
6
7 import argparse
8 import random
9 import string
10 import sys
11
12
13 def generate_password(population=string.ascii_letters+string.digits,
14 length=12):
15 """
16 returns a random password `length` characters long
17 sampled from `population`
18 """
19
20 return ''.join(random.sample(population, length))
21
22
23 def main(args=sys.argv[1:]):
24
25 # parse command line
26 parser = argparse.ArgumentParser(description=__doc__)
27 parser.add_argument('-l', '--length', dest='length',
28 type=int, default=12,
29 help="length of password to generate [DEFAULT: %(default)s]")
30 options = parser.parse_args(args)
31
32 # print generated password
33 print (generate_password(length=options.length))
34
35 if __name__ == '__main__':
36 main()