Sort a list of version numbers

version_compare.py

#!/usr/bin/env python2

from argparse import ArgumentParser

from apt_pkg import init_system, version_compare


if __name__ == '__main__':
    parser = ArgumentParser(description="Sort a list of version numbers")
    parser.add_argument(
        'versions',
        metavar='VERSIONS',
        nargs='+',
        type=str,
        help='list of version numbers',
    )
    args = parser.parse_args()
    init_system()
    for v in sorted(args.versions, cmp=version_compare):
        print v