44 lines
1.3 KiB
Python
44 lines
1.3 KiB
Python
|
class Car:
|
||
|
|
"""A simple attempt to represent a car."""
|
||
|
|
|
||
|
|
def __init__(self, make, model, year):
|
||
|
|
"""Initialize attributes to describe a car."""
|
||
|
|
self.make = make
|
||
|
|
self.model = model
|
||
|
|
self.year = year
|
||
|
|
self.odometer_reading = 0
|
||
|
|
|
||
|
|
def get_descriptive_name(self):
|
||
|
|
"""Return a neatly formatted descriptive name."""
|
||
|
|
long_name = f"{self.year} {self.make} {self.model}"
|
||
|
|
return long_name.title()
|
||
|
|
|
||
|
|
def read_odometer(self):
|
||
|
|
"""Print a statement showing the car's mileage."""
|
||
|
|
print(f"This car has {self.odometer_reading} miles on it.")
|
||
|
|
|
||
|
|
def update_odometer(self, mileage):
|
||
|
|
"""
|
||
|
|
Set the odometer reading to the given value.
|
||
|
|
Reject the change if it attempts to roll the odometer back.
|
||
|
|
"""
|
||
|
|
if mileage >= self.odometer_reading:
|
||
|
|
self.odometer_reading = mileage
|
||
|
|
else:
|
||
|
|
print("You can't roll back an odometer!")
|
||
|
|
|
||
|
|
def increment_odometer(self, miles):
|
||
|
|
"""Add the given amount to the odometer reading."""
|
||
|
|
self.odometer_reading += miles
|
||
|
|
|
||
|
|
my_used_car = Car('subaru', 'outback', 2015)
|
||
|
|
print(my_used_car.get_descriptive_name())
|
||
|
|
|
||
|
|
my_used_car.update_odometer(23_500)
|
||
|
|
my_used_car.read_odometer()
|
||
|
|
|
||
|
|
my_used_car.increment_odometer(100)
|
||
|
|
my_used_car.read_odometer()
|
||
|
|
|
||
|
|
|