Mercurial > hg > numerics
comparison kplot/main.py @ 0:48d0f28311a3
init
author | Jeff Hammel <k0scist@gmail.com> |
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date | Thu, 14 Aug 2014 16:26:16 -0700 |
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-1:000000000000 | 0:48d0f28311a3 |
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1 #!/usr/bin/env python | |
2 # -*- coding: utf-8 -*- | |
3 | |
4 """ | |
5 personal experiments in plotting | |
6 """ | |
7 | |
8 # imports | |
9 import argparse | |
10 import os | |
11 import subprocess | |
12 import sys | |
13 | |
14 # module globals | |
15 __all__ = ['main', 'Parser'] | |
16 here = os.path.dirname(os.path.realpath(__file__)) | |
17 string = (str, unicode) | |
18 | |
19 def ensure_dir(directory): | |
20 """ensure a directory exists""" | |
21 if os.path.exists(directory): | |
22 assert os.path.isdir(directory) | |
23 return directory | |
24 os.makedirs(directory) | |
25 return directory | |
26 | |
27 | |
28 class Parser(argparse.ArgumentParser): | |
29 """CLI option parser""" | |
30 def __init__(self, **kwargs): | |
31 kwargs.setdefault('description', __doc__) | |
32 argparse.ArgumentParser.__init__(self, **kwargs) | |
33 self.options = None | |
34 | |
35 def parse_args(self, *args, **kw): | |
36 options = argparse.ArgumentParser.parse_args(self, *args, **kw) | |
37 self.validate(options) | |
38 self.options = options | |
39 return options | |
40 | |
41 def validate(self, options): | |
42 """validate options""" | |
43 | |
44 def main(args=sys.argv[1:]): | |
45 """CLI""" | |
46 | |
47 # parse command line options | |
48 parser = Parser() | |
49 options = parser.parse_args(args) | |
50 | |
51 if __name__ == '__main__': | |
52 main() | |
53 |