题解 | #修改属性2#

n = input()
s = int(input())
a = int(input())
class Employee:
    def __init__(self,name,salary):
        self.name = name
        self.salary = salary

    def printclass(self):
        try:
            print("%s'salary is %s, and his age is %s" % (self.name, self.salary, self.age))
        except:
            pass


e = Employee(n,s)
if hasattr(e,'age'):
    e.printclass()
else:
    print('False')
    setattr(e,'age',a)
e.printclass()