判断类型

class Monster:
    def __init__(self, hp=100):
        self.hp = hp
    def run(self):
        print('run')
    def who_am_i(self):
        print('fu lei')
class Animals(Monster):
    def __init__(self, hp=11):
        super().__init__(hp)
class Boss(Monster):
    def __init__(self, hp=1000):
        super().__init__(hp)
    def who_am_i(self):
        print('boss')
a1 = Monster()
a2 = Animals()
a3 = Boss()
print(type(a1))
print(type(a2))
print(type(a3))

判断继承关系

class Monster:
    def __init__(self, hp=100):
        self.hp = hp
    def run(self):
        print('run')
    def who_am_i(self):
        print('fu lei')
class Animals(Monster):
    def __init__(self, hp=11):
        super().__init__(hp)
class Boss(Monster):
    def __init__(self, hp=1000):
        super().__init__(hp)
    def who_am_i(self):
        print('boss')
a1 = Monster()
a2 = Animals()
a3 = Boss()
print(isinstance(a2, Monster))
# 输出
True