Mercurial > hg > config
changeset 699:72d2a2e09c6a
stub: slicing
author | Jeff Hammel <k0scist@gmail.com> |
---|---|
date | Tue, 12 Aug 2014 16:49:58 -0700 |
parents | 3481ac810b60 |
children | 2a3323626bcf |
files | python/slice.py |
diffstat | 1 files changed, 50 insertions(+), 0 deletions(-) [+] |
line wrap: on
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--- /dev/null Thu Jan 01 00:00:00 1970 +0000 +++ b/python/slice.py Tue Aug 12 16:49:58 2014 -0700 @@ -0,0 +1,50 @@ +#!/usr/bin/env python +# -*- coding: utf-8 -*- + +""" +slice a arbitrarily sized list +""" + +# imports +import argparse +import os +import subprocess +import sys + +# module globals +__all__ = ['main', 'Parser'] + +def slice(container, n_chunks): + size = int(len(container)/n_chunks) + + +class Parser(argparse.ArgumentParser): + """CLI option parser""" + def __init__(self, **kwargs): + kwargs.setdefault('description', __doc__) + argparse.ArgumentParser.__init__(self, **kwargs) + self.add_argument('N', type=int, + help="number of chunks") + self.add_argument('-M', '--len', dest='length', type=int, + help="length of list") + self.options = None + + def parse_args(self, *args, **kw): + options = argparse.ArgumentParser.parse_args(self, *args, **kw) + self.validate(options) + self.options = options + return options + + def validate(self, options): + """validate options""" + +def main(args=sys.argv[1:]): + """CLI""" + + # parse command line options + parser = Parser() + options = parser.parse_args(args) + +if __name__ == '__main__': + main() +