题解 | #修改属性1#

class Employee:
    def __init__(self,name = None,salary = None):
        self.name = name
        self.salary = salary

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

e = Employee()
name = input()
salary = input()
age = input()

e.name = name
e.salary = salary
e.printclass()

e.age = age
e.printclass()