如题,版本python3.7,代码如下
class People():
def __init__(self, name, city):
self.name = name
self.city = city
def __str__(self):
return "({} {})".format(self.name, self.city)
def __repr__(self):
return "({} {})".format(self.name, self.city)
def moveto(self, new_city):
self.city = new_city
def __lt__(self, other):
return self.city < other.city
class Teacher(People):
def __init___(name, city, school):
super().__init__(self, name, city)
self.school = school
def moveto(self, new_school):
self.school = new_school
def __lt__(self, other):
return self.school < other.school
>>> Teacher("Xu", "China", "PekingUniversity")
Traceback (most recent call last):
File "<pyshell#94>", line 1, in <module>
Teacher("Xu", "China", "PekingUniversity")
TypeError: __init__() takes 3 positional arguments but 4 were given
>>>