Convert each words capital in string.

convert_each_word_capital.py

# -*- coding: utf-8 -*-
"""Convert each words capital in string."""
from __future__ import print_function
from argparse import ArgumentParser


def convert_each_word_capital(s):
    """Convert each words capital in string."""
    words = s.split(" ")
    capitaled_words = map(lambda x: x.capitalize(), words)
    return ' '.join(capitaled_words)


def main():
    """Main."""
    parser = ArgumentParser()
    parser.add_argument('strings', metavar="S", type=str,
                        nargs='+')
    args = parser.parse_args()

    for arg in args.strings:
        print("---")
        print("Before: {}".format(arg))
        result = convert_each_word_capital(arg)
        print("After: {}".format(result))


if __name__ == "__main__":
    main()