[Paraview] Error calling UpdatePipeline from PythonCalculator

Utkarsh Ayachit utkarsh.ayachit at kitware.com
Wed May 28 14:14:51 EDT 2014


Try running pvpython by specifying the full path to the executable.
Does that work?

Utkarsh

On Wed, May 28, 2014 at 9:29 AM, Ian Krukow <i.krukow at tu-braunschweig.de> wrote:
> Hi all,
>
> I am just starting to use the Python Calculator, but I get an error whenever
> I call UpdatePipeline. I use ParaView 4.1.0 32-bit binaries on Windows 7
> with the built-in pvpython.
>
> The Calculator works fine with the GUI, and also with the Python Shell (no
> error there), but not with a pvpython script like this example:
>
> from paraview.simple import *
> sphere = Sphere()
> pycalc = PythonCalculator()
> pycalc.Expression = 'inputs[0].PointData["Normals"]'
> pycalc.UpdatePipeline()
>
> On execution of the last command, I get:
>
> Traceback (most recent call last):
>  File "<string>", line 1, in <module>
> ImportError: No module named paraview
>
> If I go into debug mode with pdb, I can execute UpdatePipeline a second
> time, and I do NOT get an error (only one error the first time).
>
> Can somebody tell me, what is wrong?
>
> Kind regards
> Ian
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