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Solve the following problem using Python, implementing the functions described below, one line at a time
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Description:
 def make_parser():
 """ Returns an argparse instance for this script. """

    parser = argparse.ArgumentParser(description="generate HTML from crawler JSON")
    parser.add_argument(
        "--data-dir", default="data",
        help=u"Directory containing JSON data from crawler [%(default)s]"
    )
    parser.add_argument(
        "--output-dir", default="html",
        help=u"Directory to output the resulting HTML files [%(default)s]"
    )
    return parser