构造函数二

class Person():
    # def __init__(self):
    #     print("init1")
    #
    # def __init__(self):
    #     print("init2")

    def __init__(self, name, age=0, sex=0, **kwargs):
        # self.name = name
        print("init3")
        self.name = name
        self.age = age
        self.sex = sex
        self.weight = kwargs.get("weight")
        print(name, age, sex, kwargs)

per1 = Person("lily")
per2 = Person("lll", 12)
per3 = Person("iii", 12,34)
per4 = Person("ooo", 34, 45, w=1)
per5 = Person(name="ppp", sex=88)