class OldboyPeople:
    school = 'Oldboy'

    def __init__(self,name,age,sex):
        self.name = name
        self.age = age
        self.sex = sex

class OldboyStudent(OldboyPeople):
    def __init__(self,name,age,sex,score=0):
        OldboyPeople.__init__(self,name,age,sex)
        self.score = score
        self.courses=[]

    def choose(self):
        print('%s choosing course' % self.name)

    def tell_all_course(self):
        print('学生[%s]选修的课程如下'%self.name)
        for obj in self.courses:
            obj.tell_info()

class OldboyTeacher(OldboyPeople):
    def __init__(self,name,age,sex,level):
        OldboyPeople.__init__(self,name,age,sex)
        self.level = level
        self.courses = []

    def score(self,stu,num):
        stu.score = num

    def tell_all_course(self):
        print(('老师[%s]教授的课程如下'%self.name).center(50,'*'))
        for obj in self.courses:
            obj.tell_info()
        print('*'*60)


class Coures:
    def __init__(self,c_name,c_price,c_period):
        self.c_name = c_name
        self.c_perice = c_price
        self.c_period = c_period

    def tell_info(self):
        print('<课程名:%s 价格:%s 周期:%s'%(self.c_name,self.c_perice,self.c_perice))


stu = OldboyStudent('zfj',18,'male')
teh = OldboyTeacher('egon',19,'femal',10)
# print(stu.__dict__)
python = Coures('python全栈开发','1900','5mons')
linux = Coures('linux架构师','100','3mons')

stu.courses.append(python)
teh.courses.append(python)
stu.tell_all_course()
teh.tell_all_course()

class Disk:
    def read(self):
        print('Disk read')

    def write(self):
        print('Disk write')


class Memory:
    def read(self):
        print('Mem read')

    def write(self):
        print('Mem write')


class Cpu:
    def read(self):
        print('Cpu read')

    def write(self):
        print('Cpu write')


obj1=Disk()
obj2=Memory()
obj3=Cpu()

obj1.read()
obj2.read()
obj3.read()

class Foo:
    # part1
    # __num = 1000

    # part2
    # def __init__(self, name):
    #     self.__name = name

    # part3
    def __test(self): # 变形成_Foo_test
        print("test")

# part1
# foo = Foo()
# print(foo.__num)

# part2
# foo = Foo("*****")
# print(foo.__name)

foo = Foo()
foo._Foo__test()

class Car:
    def __init__(self, name, type):
        self.__name = name
        self.__type = type
    def __str__(self):
        return ">> " + self.__name + "【" + self.__type + "】<<"

    # __name对外不可见，但外界需要访问，所以通过方法对外界间接性提供__name
    # 完成这类功能的方法称之为接口
    @property # name() => name
    def name(self):
        # 可以做一系列安全操作
        return self.__name
    # @name.getter
    # def name(self):
    #     return self.__name

    # @name.setter
    # def set_name(self, name):
    #    self.__name = name
    @name.setter
    def name(self, name):
       self.__name = name


car = Car("宝马", "7系")
# >> 宝马【7系】<<
print(car)

# 访问属性，带着()不够逼格
# print(car.name())
print(car.name)  # 取值：getter

# car.set_name("奥迪")
# car.set_name = "奥迪"  # 设置：setter
car.name = "奥迪"
print(car)