def main():
    """Test SilverServiceTaxi class."""
    taxi = SilverServiceTaxi("Townsville", 100, 2)
    taxi.drive(18)
    print(taxi)
    print("${:.2f}".format(taxi.calculate_fare()))
def main():
    taxi = SilverServiceTaxi("Silver Taxi", 100, 2)
    taxi.drive(18)
    print(taxi.calculate_fare())
    print(taxi)