[vtkusers] VTK Python Wrapping OSX 10.9

[David Gobbi]

Hi Laurent,

Setting environment variables won't help if the python that you are
running does not match the python that VTK was compiled with.

One thing that you can do is run the "vtkpython" that comes with VTK.

  David

On Tue, Apr 29, 2014 at 3:53 PM, Laurent Chauvin
<lchauvin at bwh.harvard.edu> wrote:
> Hi Michka,
>
> Thank you for your answer.
>
> I would prefer not to use a binary version of VTK, more a compiled version.
>
> I, indeed, have multiple versions of python (2.7.5 installed with xcode, and
> 2.7.3 installed with Slicer).
> However, I don't compile any code, and I don't use cmake. I just do
> something like 'python script.py'.
>
> I tried in both terminal, and it worked in none of them, but it worked in
> Slicer python interpreter. I guess Slicer set proper environment variable,
> but I cannot figure it out which one I should set.
>
> -Laurent
>
>
>
>
>
> On Tue, Apr 29, 2014 at 5:49 PM, Michka Popoff <michkapopoff at gmail.com>
> wrote:
>>
>> Hi
>>
>> if you need an easy install way on OS X 10.9, you may try installing vtk
>> through homebrew.
>> There are formulas for VTK 5 and VTK 6 which contain the right options to
>> install on OS X.
>> (Installation goes with "brew install vtk --with python")
>>
>> You can also try my binaries, which are installable through homebrew
>> (https://github.com/iMichka/homebrew-MacVTKITKPythonBottles)
>> In this case you don't even have to compile VTK :)
>>
>> The error you get is often due to a python library mismatch. Cmake is
>> picking up the wrong libraries (the python lib does not correspond to the
>> python executable).
>> Do you have mutliple pythons installed ?
>> You can also check the python paths in cmake (especially the path of the
>> PYTHON_LIBRARY).
>>
>> Michka
>>
>> Le 29 avr. 2014 à 23:36, Laurent Chauvin a écrit :
>>
>> Hello VTK Users,
>>
>> I'm trying to run an example of VTK (the vtk Cube.py example) in python on
>> Mac OSX 10.9.
>> I have VTK 5.10.1 and python 2.7.5.
>>
>> I read this page:
>> http://www.vtk.org/Wiki/VTK/Tutorials/PythonEnvironmentSetup
>>
>> which solved the 'no module named vtk' error, but now, I got another
>> error:
>>
>> Fatal Python error: PyThreadState_Get: no current thread
>> Abort trap: 6
>>
>> I heard the VTK 5.10 is not compatible with OSX 10.9, but it was a while
>> ago (end of 2013).
>>
>> The example is working when I use the python interpreter in Slicer, so my
>> guess is this is an issue with the environment path, but I cannot figure it
>> out.
>>
>> Does anyone already ran vtk python examples in OSX 10.9 ?
>>
>> Thank you very much.
>> -Laurent
>>
>> --
>> Laurent Chauvin, MS
>> Surgical Navigation and Robotics Laboratory, Radiology Department
>> Brigham And Women's Hospital, Harvard Medical School
>> http://wiki.ncigt.org/index.php/User:Lchauvin
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