annotate python/password.py @ 863:7611b27e7cc3

add an alias for oneline logs
author Jeff Hammel <k0scist@gmail.com>
date Thu, 07 Jun 2018 13:49:20 -0700
parents 5e05c41337e3
children
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1 #!/usr/bin/env python
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2
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3 """
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4 password generator
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5 """
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6
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7 import argparse
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8 import random
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9 import string
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10 import sys
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11
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12
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13 def generate_password(population=string.ascii_letters+string.digits,
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14 length=12):
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15 """
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16 returns a random password `length` characters long
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17 sampled from `population`
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18 """
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19
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20 return ''.join(random.sample(population, length))
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21
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22
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23 def main(args=sys.argv[1:]):
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24
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25 # parse command line
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26 parser = argparse.ArgumentParser(description=__doc__)
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27 parser.add_argument('-l', '--length', dest='length',
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28 type=int, default=12,
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29 help="length of password to generate [DEFAULT: %(default)s]")
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30 options = parser.parse_args(args)
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31
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32 # print generated password
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33 print (generate_password(length=options.length))
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34
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35 if __name__ == '__main__':
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36 main()