#!/usr/bin/env python
# PYTHON_ARGCOMPLETE_OK

import re
import os
import sys
import yaml
import pprint
import datetime
import subprocess

def compute():

    raise Exception('nothing implemented yet.')

def _init_argparser():

    import argparse
    argparser = argparse.ArgumentParser(description = None)
    # argparser.add_argument('a', nargs = '*')
    # argparser.add_argument('--b')
    # argparser.add_argument('--flag', action='store_true')
    # argparser.add_argument('file', type = argparse.FileType('r'))
    # exclusive_group = argparser.add_mutually_exclusive_group(required = False)
    # exclusive_group.add_argument('--exclusive-1', action='store_true')
    # exclusive_group.add_argument('--exclusive-2', action='store_true')
    # subparsers = argparser.add_subparsers(help = None, dest = 'command')
    return argparser

def main(argv):

    argparser = _init_argparser()
    try:
        import argcomplete
        argcomplete.autocomplete(argparser)
    except ImportError:
        pass
    args = argparser.parse_args(argv)

    compute(**vars(args))

    return 0

if __name__ == "__main__":
    sys.exit(main(sys.argv[1:]))