On 12/07/2016 10:57 AM, Francois Bissey wrote:
>
>> On 7/12/2016, at 21:15, Jeroen Demeyer <jdeme...@cage.ugent.be> wrote:
>>
>> On 2016-12-07 04:17, Francois Bissey wrote:
>>> But I am not sure how to do the
>>> __new__ = object.__new__ in cython.
>>
>> You certainly cannot do that since Cython's __new__ does non-trivial stuff
>> like setting the vtab for c(p)def method calls. This is also partially the
>> reason why cannot even implement __new__ for Cython cdef classes.
>>
>
> OK, unless you can do something at the level
> of tp_call (slot_tp_call may be) like Tobias
> tried, that makes it a fundamental cython
> problem. That kind of stuff will likely
> happen with any cython cdef classes, right?
>
> François
>
That's what I tried with my cython example (attached), but there the
error didn't show.
Tobias
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from distutils.core import setup
from Cython.Build import cythonize
setup(
ext_modules = cythonize("test.pyx")
)
cdef class WithEqualityById:
pass
class CachedRepresentation:
pass
class UniqueRepresentation(CachedRepresentation, WithEqualityById):
pass
cdef class SageObject:
pass
class UnknownClass(UniqueRepresentation, SageObject):
pass
Unknown = UnknownClass()
