'''
   车类
姓名：蔡永健
学号：20194312
'''
class toycar:
    def __init__(self,material,price):
        toycar.material = material
        toycar.price = price
    def _description(self):
         if toycar.price > 200:
             print("高档车型\n"+"主要架构由"+toycar.material+"材料打造,畅快无阻")
         else:
             print("中低档车型\n"+"主要架构由"+toycar.material+"材料打造")

class benz(toycar):
    price = 260
    material = 'mixsteel'
    def __init__(self):
        print("奔驰，benz")
        print("!royal enjoyment!")

class toyota(toycar):
    price = 135
    material = "plastic"
    def __init__(self):
        print("广汽toyota")
        print("经济舒适，自由奔放")

pattern1 = toyota()

print("\n奔驰："+benz.material,benz.price)