Python 私有函数和私有变量

class Person(object):
	def __init__(self, name):
		self.name = name
		self.__age = 33  # 私有
   	def dump(self):
   		print(self.name, self.__age)  # 私有
    def __cry(self):  # 私有
    	return 'I want cry'

# coding:utf-8

class Cat(object):
    __cat_type = 'cat'

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

    def run(self):
        result = self.__run()
        print(result)

    def __run(self):
        return f'{self.__cat_type},小猫{self.name}{self.__sex}开心的奔跑着'

    def dump(self):
        result = self.__dump()
        print(result)

    def __dump(self):
        return f'{self.__cat_type}小猫{self.name}{self.__sex}开心的跳着'


class Test(object):
    pass

cat = Cat(name='米粒儿', sex='boy')
cat.run()
cat.dump()
print(dir(cat))
# print(cat._Cat__dump())