[arch-general] Python 3.2mu breaks pycairo ?
eyeswide at gmail.com
Wed Mar 23 08:08:05 EDT 2011
On Wed, 2011-03-23 at 00:24 +0000, Fons Adriaensen wrote:
> Hello all,
> A full system update yesterday replaced Python 3.1 by 3.2mu
> (what does the 'mu' mean BTW) and this seems to break pycairo:
> Traceback (most recent call last):
> File "./mkmeter.py", line 3, in <module>
> from cairo import *
> File "/usr/lib/python3.2/site-packages/cairo/__init__.py", line 18, in <module>
> from ._cairo import *
> ImportError: /usr/lib/python3.2/site-packages/cairo/_cairo.cpython-32mu.so: undefined symbol: PyCObject_FromVoidPtr
> And indeed PyCObject_FromVoidPtr() and its inverse, PyCObject_AsVoidPtr()
> are no longer available in Python 3.2.
> They can be replaced by
> P = PyCObject_FromVoidPtr(X, destroy) --> P = PyCapsule_New(X, 0, destroy)
> X = PyCObject_AsVoidPtr(P) --> X = PyCapsule_GetPointer(P, 0)
> and the 'destroy' function now takes a PyObject* instead of PyCObject*,
> so you have to use PyCapsule_GetPointer() inside it to get the C/C++
from python 3.2 on the flags show which build options are enabled.
--with-pymalloc (flag: m)
--with-wide-unicode (flag: u)
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