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comparison python/example/find_str_format.py @ 800:8275fa887f2b

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cleanup + renaming
author Jeff Hammel <k0scist@gmail.com>
date Fri, 28 Oct 2016 16:11:24 -0700
parents python/find_str_format.py@03b66f90916f
children
comparison
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799:dbd2562cb03e 800:8275fa887f2b
1 #!/usr/bin/env python
2 # -*- coding: utf-8 -*-
3
4 """
5 find str format options
6 """
7
8 import argparse
9 import os
10 import subprocess
11 import sys
12
13 __all__ = ['main']
14
15 def find_keys(string):
16 retval = set()
17 while True:
18 try:
19 string.format(**{i:'' for i in retval})
20 return retval
21 except KeyError as e:
22 retval.add(e.message)
23
24
25 def main(args=sys.argv[1:]):
26
27 string = ' '.join(args)
28 keys = find_keys(string)
29 print ('\n'.join(sorted(keys)))
30
31 if __name__ == '__main__':
32 main()