The main function of the script

def main():
    """The main function of the script"""
    desc = 'Generate files to benchmark'
    parser = argparse.ArgumentParser(description=desc)
    parser.add_argument(
        '--src',
        dest='src_dir',
        default='src',
        help='The directory containing the templates'
    )
    parser.add_argument(
        '--out',
        dest='out_dir',
        default='generated',
        help='The output directory'
    )
    parser.add_argument(
        '--seed',
        dest='seed',
        default='13',
        help='The random seed (to ensure consistent regeneration)'
    )

    args = parser.parse_args()

    random.seed(int(args.seed))

    mkdir_p(args.out_dir)

    for template in templates_in(args.src_dir):
        modes = template.modes()

        n_range = template.range()
        for n_value in n_range:
            base = template.instantiate(n_value)
            for mode in modes:
                write_file(
                    os.path.join(
                        args.out_dir,
                        out_filename(template, n_value, mode)
                    ),
                    mode.convert_from(base)
                )
        write_file(
            os.path.join(args.out_dir, '{0}.json'.format(template.name)),
            json.dumps({
                'files': {
                    n: {
                        m.identifier: out_filename(template, n, m)
                        for m in modes
                    } for n in n_range
                },
                'name': template.name,
                'x_axis_label': template.property('x_axis_label'),
                'desc': template.property('desc'),
                'modes': {m.identifier: m.description() for m in modes}
            })
        )