On Sat, Aug 26, 2017 at 9:00 AM, Frédéric Chapoton <fchapot...@gmail.com> wrote:
> Shorter traceback, with the same issue. This has probably something to do
> with the behaviour of weak-cahe (which is different with python3)
>
>
> Traceback (most recent call last):
> File
> "/home/chapoton/sage3/local/lib/python3.6/site-packages/sage/rings/polynomial/polynomial_ring_constructor.py",
> line 604, in _get_from_cache
> return _cache[key]
> File "sage/misc/weak_dict.pyx", line 699, in
> sage.misc.weak_dict.WeakValueDictionary.__getitem__
> (/home/chapoton/sage3/src/build/cythonized/sage/misc/weak_dict.c:3507)
> TypeError: unhashable type: 'ComplexIntervalField_class_with_category'
Quick question: Would I be able to reproduce this on devel, or do I
need to check out your Python 3 branch?
> Le samedi 26 août 2017 08:53:01 UTC+2, Frédéric Chapoton a écrit :
>>
>> Hello,
>>
>> during my experiments with python3, I am now stopped on a crash involving
>> hash of Complex interval fields.
>>
>> The full log is attached. It ends with
>>
>> TypeError: key = (Complex Interval Field with 53 bits of precision,
>> ('x',), False, None)
>>
>> unhashable type: 'ComplexIntervalField_class_with_category'
>>
>> This is strange, because CIF and type(CIF) are both hashable in the usual
>> sage with python2.
>>
>> has anybody any idea of what is happening ?
>>
>> Frederic
>>
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