Re: dict attribute for built-in types

Date	2011-10-28 01:02 +0100
From	MRAB <python@mrabarnett.plus.com>
Subject	Re: __dict__ attribute for built-in types
References	<4ea92dae$0$20639$426a74cc@news.free.fr> <Xns9F8B7A9C6BEE5duncanbooth@127.0.0.1> <4ea96437$0$24971$426a74cc@news.free.fr> <87pqhi2gbj.fsf@xemacs.org> <4ea9eb0b$0$637$426a34cc@news.free.fr>
Newsgroups	comp.lang.python
Message-ID	<mailman.2268.1319760625.27778.python-list@python.org> (permalink)

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On 28/10/2011 00:36, candide wrote:
> Le 28/10/2011 00:57, Hrvoje Niksic a écrit :
>
>> was used at class definition time to suppress it. Built-in and
>> extension types can choose whether to implement __dict__.
>>
>
> Is it possible in the CPython implementation to write something like this :
>
> "foo".bar = 42
>
> without raising an attribute error ?

No, built-in classes written in C have certain limitations, but why
would you want to do that anyway?

Thread

__dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-27 12:08 +0200
  Re: __dict__ attribute for built-in types Arnaud Delobelle <arnodel@gmail.com> - 2011-10-27 11:36 +0100
  Re: __dict__ attribute for built-in types Duncan Booth <duncan.booth@invalid.invalid> - 2011-10-27 11:03 +0000
    Re: __dict__ attribute for built-in types Chris Angelico <rosuav@gmail.com> - 2011-10-28 00:25 +1100
      Re: __dict__ attribute for built-in types Duncan Booth <duncan.booth@invalid.invalid> - 2011-10-27 14:36 +0000
        Re: __dict__ attribute for built-in types Chris Angelico <rosuav@gmail.com> - 2011-10-28 09:39 +1100
    Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-27 16:01 +0200
      Re: __dict__ attribute for built-in types Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-10-27 22:19 +0000
        Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 00:52 +0200
          Re: __dict__ attribute for built-in types Terry Reedy <tjreedy@udel.edu> - 2011-10-27 22:44 -0400
          Re: __dict__ attribute for built-in types alex23 <wuwei23@gmail.com> - 2011-10-27 19:48 -0700
          Re: __dict__ attribute for built-in types Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-10-28 08:01 +0000
            Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 12:03 +0200
            Re: __dict__ attribute for built-in types Christian Heimes <lists@cheimes.de> - 2011-10-28 13:51 +0200
          Re: __dict__ attribute for built-in types Peter Pearson <ppearson@nowhere.invalid> - 2011-10-28 15:52 +0000
      Re: __dict__ attribute for built-in types Hrvoje Niksic <hniksic@xemacs.org> - 2011-10-28 00:57 +0200
        Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 01:36 +0200
          Re: __dict__ attribute for built-in types MRAB <python@mrabarnett.plus.com> - 2011-10-28 01:02 +0100
            Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 04:46 +0200
              Re: __dict__ attribute for built-in types Patrick Maupin <pmaupin@gmail.com> - 2011-10-27 20:02 -0700
                Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 12:04 +0200
          Re: __dict__ attribute for built-in types Steven D'Aprano <steve+comp.lang.python@pearwood.info> - 2011-10-28 06:21 +0000
          Re: __dict__ attribute for built-in types Hrvoje Niksic <hniksic@xemacs.org> - 2011-10-28 11:08 +0200
            Re: __dict__ attribute for built-in types candide <candide@free.invalid> - 2011-10-28 12:23 +0200
  Re: __dict__ attribute for built-in types Nobody <nobody@nowhere.com> - 2011-10-28 06:49 +0100

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