Python docopt example

command.py

"""

Usage:
    program run  [options] [--] (FILE... | --stdin)
    program load  [options] [--] (FILE... | --stdin)


Options:
    -d DATABASE --database=DATABASE         Specify database
    -v --verbose                            Be verbose
    -h --help                               Show this screen.
    -V --version                            Version information

"""
import sys

if __name__ == '__main__':
    import docopt
    args = docopt.docopt(__doc__.replace('program', sys.argv[0]), version='Command 0.1')
    print(args)