class Student(object):
__slots__ = ('name','age')
st1=Student()
st1.name='xiaoming'
st1.age=25
print(st1.name,st1.age)
#子类中学生类定义限制属性score和gender,也继承父类学生类的name和age
class MidStudent(Student):
__slots__ = ('score','gender')
ms1=MidStudent()
ms1.name='花花'
ms1.age=12
ms1.score=80
ms1.gender='female'
print(ms1.name,ms1.age,ms1.score,ms1.gender)
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class Student(object):
__slots__ = ('name','age')
st1=Student()
st1.name='xiaoming'
st1.age=25
print(st1.name,st1.age)
#子类中学生类定义限制属性score和gender,也继承父类学生类的name和age
class MidStudent(Student):
__slots__ = ('score','gender')
ms1=MidStudent()
ms1.name='花花'
ms1.age=12
ms1.score=80
ms1.gender='female'
print(ms1.name,ms1.age,ms1.score,ms1.gender)