Colourise the information encoded in the parser

coloured_parser.py

#! /usr/bin/env python

"""
Parser will be colourised using ANSI colors via "blessings" library
Calling:
    $ python ./parser.py --help
Will show the help printed in a different colour:
    $ python ./parser.py options --foo sausage --bar egg
Will display the argument namespace in colour
"""

import argparse
import json
from blessings import Terminal
t = Terminal()


if __name__ == '__main__':

    parser = argparse.ArgumentParser(
        description='Template parser example',
        formatter_class=argparse.RawTextHelpFormatter)

    # Add an argument that works for all parsers
    parser.add_argument('-v', '--verbose', action='store_true',
                        help=t.yellow('Do we print the results we obtain after running the commands?'))
    parser.add_argument('-f', '--foo', required=True, type=str,
                               help=t.yellow('Foo value'))
    parser.add_argument('-b', '--bar', required=True, type=str,
                               help=t.yellow('Bar value'))

    arguments = parser.parse_args()

    print(t.green(str(arguments)))