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From: Ian Kelly <ian.g.kelly@gmail.com>
Newsgroups: comp.lang.python
Subject: Re: Making Classes Subclassable
Date: Tue, 5 Jul 2016 09:02:22 -0600
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On Mon, Jul 4, 2016 at 2:34 AM, Lawrence D=E2=80=99Oliveiro
<lawrencedo99@gmail.com> wrote:
> On Monday, July 4, 2016 at 7:58:07 PM UTC+12, dieter wrote:
>> --> "type(obj)" or "obj.__class__" (there are small differences)
>> give you the type/class of "obj".
>
> When would it not be the same?

I think the only remaining difference in Python 3 is that
obj.__class__ is assignable and type(obj) is not. For most uses,
type(obj) would be preferred though, in the same way that len(obj) is
preferable to obj.__len__().