[C++-sig] ImportError

[François Duranleau]

On Sun, 26 Feb 2006, Grant Tang wrote:

> Paul F. Kunz wrote:
>
>>>>>>> On Sun, 26 Feb 2006 16:55:44 -0500, Etienne Lachance
>>>>>>> <etienne.lachance at polymtl.ca> said:
>>>>>> import gailGA
>>> Traceback (most recent call last): File "<stdin>", line 1, in ?
>>> ImportError: ./gailGA.so: undefined symbol:
>>> _ZN18GA_scalingLinearETC1Ed
>>
>>    This means that our Python module is not finding the path to your
>> C++ shared library.
>
> I don't think so. It looks more like some kind of boost.python library
> version problem. Are you sure the shared boost.python library linked in
> your system is the same library you build gailGA.so?

Read the error message again. It says it can not find the symbol 
'_ZN18GA_scalingLinearETC1Ed' which demangles to 
'GA_scalingLinearET::GA_scalingLinearET(double)', and that comes from your 
library. Did you link link the Python module with your library?

-- 
François Duranleau
LIGUM, Université de Montréal

"A person's truth is so simple that most ignore it to concentrate on what
  they think are deeper truths."
                                           - from _Neon Genesis Evangelion_