python可以在本类中调用方法吗

__metaclass__=type

class Stu:

    name=None

    age=None

    school="华南理工大学"#类变量，被所有学生实例共有

    def __init__(self,name,age):

        self.name=name

        self.age=age

    def printName_Age(self):

        print("我叫"+self.name+","+"今年"+str(self.age)+"岁。")

    def printSchool(self):

        print("来自",Stu.school)

    def printTotal(self):

        print("类中方法调用其他方法")

        Stu.printName_Age(self)

        Stu.printSchool(self)