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Tue Jun 27 19:21:38 CEST 2006 · https://mail.python.org/pipermail/python-dev/2006-June/066638.html

Does anyone here have time to look at this?

On 6/26/06, Alexander Belopolsky <alexander.belopolsky at gmail.com> wrote:
> On 6/19/06, Guido van Rossum <guido at python.org> wrote:
> > On 6/14/06, Alexander Belopolsky <alexander.belopolsky at gmail.com> wrote:
> > > ... It would be better to change the message
> > > to "'Foo' object has only read-only attributes (assign to .bar)" as in
> > > the case tp_setattro == tp_setattr == NULL in  PyObject_SetAttr .
> >
> > I agree. Can you submit a patch to SF please?
> >
> Please see:
>
> https://sourceforge.net/tracker/index.php?func=detail&aid=1512942&group_id=5470&atid=305470
>
> I've tested the patch by setting tp_setattr to 0 in Xxo_Type.  With the patch:
>
> >>> import xx
> >>> x = xx.new()
> >>> x.a = 2
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> AttributeError: 'xxmodule.Xxo' object has only read-only attributes
> (assign to .a)
> >>> del x.a
> Traceback (most recent call last):
>   File "<stdin>", line 1, in <module>
> AttributeError: 'xxmodule.Xxo' object has only read-only attributes (del .a)
>
> Note that this log reveals a small inaccuracy in xxmodule.c : the
> module name is "xx," but Xxo type name is "xxmodule.Xxo."  Should I
> submit a patch fixing that?
>

-- 
--Guido van Rossum (home page: http://www.python.org/~guido/)

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[Python-Dev] Misleading error message from PyObject_GenericSetAttr