class?Person(object):
????def?__init__(self,name):
????????self.name=name
????def?who(self):
????????return?'I?am?a?Person,my?name?is?%s'%self.name
????
class?Student(Person):
????def?__init__(self,name,score):
????????super(Student,self).__init__(name)
????????self.score=score
????def?who(self):
????????return?'I?am?a?Student,my?name?is?%s'%self.name
????????
class?Teacher(Person):
????def?__init__(self,name,course):
????????super(Teacher,self).__init__(name)
????????self.course?=course
????def?who(self):
????????return?'I?am?a?Teacher,my?name?is?%s'%self.name
????????
class?Work(Student,Teacher):
????def?__init__(self,name,score,course,timetable):
????????super(Work,self).__init__(name,score,course)
????????self.timetable=timetable
p?=?Person('Tim')
s?=?Student('Bob',12,?)
t?=?Teacher('Alice',??'English')
w=Work('Herman',96,'english',22)
print(w.who())
2021-11-23
Traceback (most recent call last):
? File "C:\Users\hermaniu\Desktop\test1.py", line 162, in <module>
? ? w=Work('Herman',96,'english',22)
? File "C:\Users\hermaniu\Desktop\test1.py", line 156, in __init__
? ? super(Work,self).__init__(name,score,course)
TypeError: Student.__init__() takes 3 positional arguments but 4 were given