class Person:def __init__(self, name, age, job):self.name = nameself.age = ageself.job = job# 重写函数返回属性def __str__(self):return f"{self.name}--{self.age}--{self.job}"# 冒泡排序法
def bubble_sort(my_list: list[Person]):"""冒泡排序，从大到小排列:param my_list::return:"""# j控制总排序次数for j in range(len(my_list) - 1):# i控制每次排序比较的次数for i in range(len(my_list) - 1 - j):# 当列表中后一个的年龄大于前一个的年龄时，交换if list[i].age < list[i + 1].age:# 两数交换list[i], list[i + 1] = list[i + 1], list[i]p1 = Person("tom", 35, "老师")
p2 = Person("amy", 18, "学生")
p3 = Person("jack", 52, "校长")list = [p1, p2, p3]print("排列前".center(32, "_"))
# 遍历列表
for i in range(len(list)):print(list[i])# 使用sort进行排序
'''
key=lambda ele:ele.age--表示我指定按照列表元素的age属性进行排序
reverse=True--表示逆序-从大到小排列
reverse=False--表示顺序-从小到大排列
'''
list.sort(key=lambda ele: ele.age, reverse=False)print("从小到达排列后".center(32, "_"))
for i in range(len(list)):print(list[i])# 调用冒泡排序函数
bubble_sort(list)print("从大到小排列后".center(32, "_"))
for i in range(len(list)):print(list[i])
class Doctor:def __init__(self, name, age, job, gender, sal):self.name = nameself.age = ageself.job = jobself.gender = genderself.sal = sal# 重写eq方法def __eq__(self, other):# 首先判断比较直是否为同类if not isinstance(other,Doctor):return Falseelse:return (self.name == other.nameand self.age == other.ageand self.job == other.joband self.gender == other.genderand self.sal == other.sal)p1 = Doctor("tom", 28, "护士", "女", 10000)
p2 = Doctor("tom", 28, "护士", "女", 10000)# p1==p2默认会调用__eq__方法
print("p1==p2",p1==p2)
