#导入类 from cars import Car my_new_car = Car('audi','a4','2016') print(my_new_car.get_descriptive_name()) my_new_car.odometer_reading = 23 my_new_car.read_odometer() #导入多个类 from cars import ElectricCar,Car my_tesla = ElectricCar('tesla','model s',2016) print(my_tesla.get_descriptive_name()) my_tesla.battery.describe_battery() my_tesla.battery.get_range() #导入一个模块 import cars my_beetle =cars.Car('volkswagen','beetle',2016) print(my_beetle.get_descriptive_name()) my_tesla = cars.Car('tesla','roadster',2016)
# 打开模块Cars 并导入其中的Car,ElectricCar类 from cars import Car, ElectricCar # from module_name import * 导入模块中的每个类 不推荐 # 多个模块的话 一次from 即可 my_beetle = Car('vlokswagen', 'beetle', 2016) print(my_beetle.get_descriptive_name()) my_tesla = ElectricCar('tesla', 'model s', 2016) print(my_tesla.get_descriptive_name()) my_tesla.battery.describe_battery() my_tesla.battery.get_range()
from cars import Car, ElectricCar my_dream_car = Car('Audi', 'Q5', 2019) print(my_dream_car.get_descriptive_name()) my_tesla = ElectricCar('tesla', 'model s', 2019) print(my_tesla.get_descriptive_name())
from cars import Car, ElectricCar my_gti = Car('volkswagen', 'gti', '2018') print(my_gti.get_descriptive_name()) my_gti.odometer_reading = 16 my_gti.read_odometer() my_tesla = ElectricCar('tesla', 'roadster', 2016) print(my_tesla.get_descriptive_name()) my_tesla.battery.describe_battery()