def main():
    """Main function."""
    title = 'Jetta SportWagen'

    # AsciiTable.
    table_instance = AsciiTable(TABLE_DATA, title)
    table_instance.justify_columns[2] = 'right'
    print(table_instance.table)
    print()

    # SingleTable.
    table_instance = SingleTable(TABLE_DATA, title)
    table_instance.justify_columns[2] = 'right'
    print(table_instance.table)
    print()

    # DoubleTable.
    table_instance = DoubleTable(TABLE_DATA, title)
    table_instance.justify_columns[2] = 'right'
    print(table_instance.table)
    print()