题解 | #修改属性2#

class Employee():
    def __init__(self,name,salary):
        self.name = name
        self.salary = salary
    def printclass(self):
        print(f"{self.name}'salary is {self.salary}, and his age is {self.age}")

n = input()
s = int(input())
a = int(input())

e = Employee(n,s)
if hasattr(e,'age'):  # hasattr()判断对象是否有该属性
    e.printclass()
else:
    print(hasattr(e,'age'))
    setattr(e,'age',a)  # 给对象加上该属性,并且该属性的值也要加上去
    e.printclass()