面向对象简单例子

import re
class Person:
    def __init__(self,name,gendder,id):
        self.name=name
        self.gender=gendder
        self.id=id
    def age(self):
        ret=re.search('\d{6}(?P<birthyear>\d{4})',str(self.id)).group('birthyear')
        age=2020-int(ret)
        return age
wow=Person('w','male',321322199512347856)
ret=wow.age()
print(ret)
wo=Person('w','male',321322189512347856)
ret=wo.age()
print(ret)