题解 | #修改属性1#

class Employee():
    def __init__(self,name,salary):
        self.name = name
        self.salary = salary 
    def printclass(self):
        try:
            print(f"{self.name}'salary is {self.salary}, and his age is {self.age}")
        except :
            print('Error! No age')

name = input()
salary = int(input())
e = Employee(name,salary)
e.printclass()
e.age = int(input())
e.printclass()