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Groups > comp.lang.python > #62251

Re: Type of an object:

Date 2013-12-17 17:10 -0800
From Ethan Furman <ethan@stoneleaf.us>
Subject Re: Type of an object:
References (3 earlier) <52b0006a$0$29973$c3e8da3$5496439d@news.astraweb.com> <bhann0F1rrsU1@mid.individual.net> <52b06902$0$29976$c3e8da3$5496439d@news.astraweb.com> <bhc0n9Fan00U1@mid.individual.net> <52b0e36b$0$6512$c3e8da3$5496439d@news.astraweb.com>
Newsgroups comp.lang.python
Message-ID <mailman.4316.1387330505.18130.python-list@python.org> (permalink)

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On 12/17/2013 03:51 PM, Steven D'Aprano wrote:
>
> This leads to another question: we've now seen two examples where
> (presumably) the internal type field and __class__ differ. In the
> weakproxy case, type(obj) returns the internal type field. In the
> "regular" case, where you set obj.__class__ to a class, type(obj) returns
> the new (external) type. How the hell does it decide which one to return?

However it does it, it does it in C.  ;)

--
~Ethan~

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Type of an object: ‘obj.__class__’ versus ‘type(obj)’ Ben Finney <ben+python@benfinney.id.au> - 2013-12-16 12:51 +1100
  Re: Type of an object: ‘obj.__class__’ versus ‘type(obj)’ Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-12-16 22:17 +0000
    Re: Type of an object: ‘obj.__class__’ versus ‘type(obj)’ dieter <dieter@handshake.de> - 2013-12-17 08:14 +0100
      Re: Type of an object: ‘obj.__class__’ versus ‘type(obj)’ Steven D'Aprano <steve@pearwood.info> - 2013-12-17 07:42 +0000
        Re: Type of an object: Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-12-17 23:35 +1300
          Re: Type of an object: Ethan Furman <ethan@stoneleaf.us> - 2013-12-17 06:50 -0800
          Re: Type of an object: Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-12-17 15:08 +0000
            Re: Type of an object: Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-12-18 11:15 +1300
              Re: Type of an object: Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2013-12-17 23:51 +0000
                Re: Type of an object: Ethan Furman <ethan@stoneleaf.us> - 2013-12-17 17:10 -0800
                Re: Type of an object: Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-12-19 00:45 +1300
                Re: Type of an object: Gregory Ewing <greg.ewing@canterbury.ac.nz> - 2013-12-19 00:39 +1300

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