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60 lines (48 loc) · 1.94 KB
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"""
模块restaurant.py
一组描述餐馆的类
"""
class Restaurant():
"""模拟餐馆"""
def __init__(self, restaurant_name, cuisine_type):
"""初始化餐馆的属性"""
# 属性是带有self前缀的restaurant_name和cuisine_type，并非上面的形参
self.restaurant_name = restaurant_name
self.cuisine_type = cuisine_type
# 给属性设置默认值
self.number_serverd = 0
def describe_restaurant(self):
"""描述餐馆"""
print("\nThe restaurant name is " + self.restaurant_name.title() + ".")
print("The best cuisine of the restaurant is " +
self.cuisine_type.title() + ".")
def open_restaurant(self):
"""描述餐馆的营业状态"""
print("The restaurant is opening, Welcome!")
def read_number(self):
"""输出餐馆的就餐人数"""
if self.number_serverd > 0:
print("The restaurant has " + str(self.number_serverd) +
" diners at the moment.")
else:
print("The restaurant has " + str(self.number_serverd) +
" diner at the moment.")
def set_number_serverd(self, number):
"""更新餐馆的就餐人数"""
self.number_serverd = number
def increment_number_serverd(self, numbers):
"""就餐人数进行递增"""
self.number_serverd += numbers
# 冰淇淋小店——继承餐馆类的属性及方法
class IceCreamStand(Restaurant):
"""模拟冰淇淋小店"""
def __init__(self, icecream_name, icecream_type):
"""初始化父类属性"""
super().__init__(icecream_name, icecream_type)
# 冰淇淋小店特有属性
self.flavors = ['cheery', 'chocolate', 'juicy peach', 'strawberry']
def read_icecream(self):
"""描述所有的冰淇淋口味"""
print("\nHere are all icecreams:")
for flavor in self.flavors:
print("\t" + flavor + ".")