[vtkusers] no module named vtk

[Aron Wahlberg]

Thank yo'all for you answers. The problem is now solved with installing vtk-devel +python26 instead of vtk-devel +py26 via macports.

Aron

On 11 Mar, 2010, at 3:57, David Feng wrote:

> Well, you could always build it yourself instead of using the macport.
> This isn't the right answer, though.  I would first make sure that
> the python wrappings are getting built, since vtkpython gets built
> with them.  Wherever the shared libraries are getting built, you
> should find python versions (i.e. vtkGraphicsPython.dylib).  If those
> are there then the following from VTK/Wrapping/Python/README.txt
> probably applies:
> 
> Using the package from the source build without installing it
>      system wide and without using `vtkpython`.  This is most
>      useful when you build VTK off a CVS checkout and do not want
>      to install it system wide and still want to use the vanilla
>      Python interpreter.  This is also useful if you are not the
>      administrator of the machine you are using/building VTK on.
> 
>    Unix/Linux
>      Under Unix the way to do this is to set the `LD_LIBRARY_PATH`
>      (or equivalent) to the directory that contains the libvtk*.so
>      libraries.  You must also set your `PYTHONPATH` to *both* the
>      directory that contains all the `libvtk*Python.so` files *and*
>      the `Wrapping/Python` directory.  Under bash/sh something like
>      so needs to be done::
> 
>        $ export LD_LIBRARY_PATH=$LIBRARY_OUTPUT_PATH
>        $ export PYTHONPATH=$VTK_ROOT/Wrapping/Python:${LIBRARY_OUTPUT_PATH}
> 
>      and under csh::
> 
>        $ setenv LD_LIBRARY_PATH ${LIBRARY_OUTPUT_PATH}
>        $ setenv PYTHONPATH ${VTK_ROOT}/Wrapping/Python:${LIBRARY_OUTPUT_PATH}
> 
>      where VTK_ROOT is the directory where VTK is being built
>      (`VTK_BINARY_DIR`) and `LIBRARY_OUTPUT_PATH` (this variable is
>      set in `CMakeCache.txt`) is where the libraries are built.
>      Change this to suit your configuration.
> 
> David
> 
> 
> On Wed, Mar 10, 2010 at 9:18 AM, Aron Wahlberg <aron at simula.no> wrote:
>> Thanks for answering.
>> 
>> Well, I don't seem to have vtkpython either :S
>> 
>> Type "help", "copyright", "credits" or "license" for more information.
>>>>> from vtkpython import *
>> Traceback (most recent call last):
>>  File "<stdin>", line 1, in <module>
>> ImportError: No module named vtkpython
>>>>> 
>> Aron-Wahlbergs-MacBook-Pro:~ aron$ which vtkpython
>> Aron-Wahlbergs-MacBook-Pro:~ aron$ locate vtkpython
>> Aron-Wahlbergs-MacBook-Pro:~ aron$ vtkpython
>> -bash: vtkpython: command not found
>> Aron-Wahlbergs-MacBook-Pro:~ aron$
>> 
>> Aron
>> 
>> On 4 Mar, 2010, at 17:36, David Feng wrote:
>> 
>>> You have to put the vtk libraries on the python path.  I can never
>>> remember how to do this, but if you run your script with vtkpython
>>> instead of python, 'import vtk' should work.  vtkpython sets up your
>>> python path for you, I believe.  A quick scan of the vtk-devel macport
>>> indicates that vtkpython is getting installed, so you should be fine.
>>> 
>>> David
>>> 
>>> On Wed, Mar 3, 2010 at 6:56 AM, Aron Wahlberg <aron at simula.no> wrote:
>>>> I get the following error when I try to import vtk
>>>> 
>>>> Aron-Wahlbergs-MacBook-Pro:vtk-5.4 aron$ python -c 'import vtk'
>>>> Traceback (most recent call last):
>>>> File "<string>", line 1, in <module>
>>>> ImportError: No module named vtk
>>>> 
>>>> 
>>>> I have installed vtk via macports and have the following version:
>>>> 
>>>> port installed vtk-devel
>>>> The following ports are currently installed:
>>>> vtk-devel @5.4.2_1+cocoa+data+doc+examples+shared+testing (active)
>>>> 
>>>> I'm somewhat of a newbie on those things and would appreciate any help to track down the problem.
>>>> 
>>>> Aron
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>>> 
>>> 
>>> 
>>> --
>>> http://www.cs.unc.edu/~dfeng
>> 
>> 
> 
> 
> 
> -- 
> http://www.cs.unc.edu/~dfeng