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We can inherit from `list`, `dict` etc., but objects of those classes are still not as flexible as "normal" objects. For example, we can't add an attribute to a
by pansa2 6y ago
We can inherit from `list`, `dict` etc., but objects of those classes are still not as flexible as "normal" objects. For example, we can't add an attribute to a list using `l = []; l.a = 1`.
- joshuamorton 6y agoI believe that makes them the same as any other class defined with `__slots__`: >>> class Foo: ... __slots__ = ('a', 'b') ... >>> f = Foo() >>> f.a = 1 >>> f.b = 2 >>> f.c = 3 Traceback (most recent call last): File "<stdin>", line 1, in <module> AttributeError: 'Foo' object has no attribute 'c'