class Student(object): pass __slots__ = ("name", "__gender", "score") s = Student() s.name = ("WTF") s.gender = "male"s.__gender = "male"print(s.name) print(s.gender)
Traceback (most recent call last):
s.gender = "male"
AttributeError: 'Student' object has no attribute 'gender'
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Traceback (most recent call last):
s.gender = "male"
AttributeError: 'Student' object has no attribute 'gender'