We have a similar experience -- Pyston runs into a similar issue with
sqlalchemy (with "str() + foo" calling foo.__radd__ before str.sq_concat)
and we are working to match CPython's behavior.
On Tue, May 19, 2015 at 7:00 AM, Armin Rigo wrote:
> Hi Nick,
>
> On 16 May 2015 at 10:31, Nick Coghlan
Hi Nick,
On 16 May 2015 at 10:31, Nick Coghlan wrote:
> Oh, that's rather annoying that the PyPy team implemented bug-for-bug
> compatibility there, and didn't follow up on the operand precedence
> bug report to say that they had done so.
It's sadly not the only place, by far, where a behavior o
On Sat, May 16, 2015 at 1:31 AM, Nick Coghlan wrote:
> On 16 May 2015 at 07:35, Nathaniel Smith wrote:
>> On Thu, May 14, 2015 at 11:53 PM, Nathaniel Smith wrote:
>>> On Thu, May 14, 2015 at 9:29 PM, Guido van Rossum wrote:
I expect you can make something that behaves like list by defining
On 16 May 2015 at 07:35, Nathaniel Smith wrote:
> On Thu, May 14, 2015 at 11:53 PM, Nathaniel Smith wrote:
>> On Thu, May 14, 2015 at 9:29 PM, Guido van Rossum wrote:
>>> I expect you can make something that behaves like list by defining __mul__
>>> and __rmul__ and returning NotImplemented.
>>
On 15 May 2015 at 16:53, Nathaniel Smith wrote:
> On Thu, May 14, 2015 at 9:29 PM, Guido van Rossum wrote:
>> I expect you can make something that behaves like list by defining __mul__
>> and __rmul__ and returning NotImplemented.
>
> Hmm, it's fairly tricky, and part of the trick is that you can
On 15 May 2015 at 10:45, Nathaniel Smith wrote:
> Hi all,
>
> While attempting to clean up some of the more squamous aspects of
> numpy's operator dispatch code [1][2], I've encountered a situation
> where the semantics we want and are using are possible according to
> CPython-the-interpreter, but
On Thu, May 14, 2015 at 11:53 PM, Nathaniel Smith wrote:
> On Thu, May 14, 2015 at 9:29 PM, Guido van Rossum wrote:
>> I expect you can make something that behaves like list by defining __mul__
>> and __rmul__ and returning NotImplemented.
>
> Hmm, it's fairly tricky, and part of the trick is tha
On Thu, May 14, 2015 at 9:29 PM, Guido van Rossum wrote:
> I expect you can make something that behaves like list by defining __mul__
> and __rmul__ and returning NotImplemented.
Hmm, it's fairly tricky, and part of the trick is that you can never
return NotImplemented (because you have to pretty
I expect you can make something that behaves like list by defining __mul__
and __rmul__ and returning NotImplemented.
On Thursday, May 14, 2015, Stefan Richthofer
wrote:
> >>Should I be worried?
>
> You mean should *I* be worried ;)
>
> Stuff like this is highly relevant for JyNI, so thanks very
>>Should I be worried?
You mean should *I* be worried ;)
Stuff like this is highly relevant for JyNI, so thanks very much for clarifying
this
subtle behavior. It went onto my todo-list right now to ensure that JyNI will
emulate
this behavior as soon as I am done with gc-support. (Hopefully it w
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