作业3

class dog():
    def __init__(self):
        self.dog1 = '缉毒犬'
        self.dog2 = '缉凶犬'
    def Drug(self):
        print('警员携带',self.dog1,'执行缉毒任务')
    def apprehend(self):
        print('警员携带',self.dog2,'执行缉毒任务')
a = dog()
a.Drug()
a.apprehend()