Author barry
Recipients alex, barry, docs@python, eric.snow
Date 2013-03-30.00:39:42
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On Mar 30, 2013, at 12:29 AM, Eric Snow wrote:

>Would it be okay to do a check on __index__ after the PyLong_Check()
>succeeds?  Something like this:
>    if (PyLong_Check(item) &&
>        item->ob_type->tp_as_number->nb_index == PyLong_Type.tp_as_number->nb_index) {
>        Py_INCREF(item);
>        return item;
>    }
>This is something Nick and I were talking about at the sprints regarding fast
>paths in the abstract API (for mappings and sequences in our case).

I think that would work, yes.  With this extra check, overriding __index__()
in the subclass should fail this condition and fall back to the
PyIndex_Check() clause.
Date User Action Args
2013-03-30 00:39:42barrysetrecipients: + barry, alex, docs@python, eric.snow
2013-03-30 00:39:42barrylinkissue17576 messages
2013-03-30 00:39:42barrycreate