class Base(object):

    def func(self):

        print('Base.func')

class Foo(Base):

    def func(self):

        # 方式一：根据mro的顺序执行方法

        # super(Foo,self).func()

        # 方式二：主动执行Base类的方法

        # Base.func(self)

        print('Foo.func')

obj = Foo()

obj.func()

class Base(object):

    def func(self):

        super(Base, self).func()

        print('Base.func')

class Bar(object):

    def func(self):

        print('Bar.func')

class Foo(Base,Bar):

    pass

# 示例一

# obj = Foo()

# obj.func()

# print(Foo.__mro__)

# 示例二

# obj = Base()

# obj.func()