# 菱形继承
class Original():
def say(self):
print('1')
print('2')
class Man(Original):
def say(self):
print('3')
super().say()
print('4')
class Woman(Original):
def say(self):
print('5')
super().say()
print('6')
class Childer(Man, Woman):
def say(self):
print('7')
super().say();
print('8')
print(Childer.mro())