[Paraview] Paraview and Python related question

[Shawn Waldon]

Hi Amit,

Since you appear to be using OSX, the environment variable you want is
DYLD_LIBRARY_PATH, not LD_LIBRARY_PATH.

HTH,
Shawn

On Tue, Sep 22, 2015 at 1:32 PM, Amit Goel <Amit.Goel at ucf.edu> wrote:

> Hi
>
> I downloaded the Paraview app and put it in a folder. Then I tried
> following instructions on this page:
> http://www.paraview.org/ParaView3/Doc/Nightly/www/py-doc/quick-start.html
>
> export
> PYTHONPATH=/Applications/ArmandoApps/paraview.app/Contents/Python:$PYTHONPATH
> export
> LD_LIBRARY_PATH=/Applications/ArmandoApps/paraview.app/Contents/Libraries/:$LD_LIBRARY_PATH
>
> and I get this error:
>
> Python 2.7.10 (default, Sep 14 2015, 23:52:44)
> [GCC 4.2.1 Compatible Apple LLVM 6.1.0 (clang-602.0.53)] on darwin
> Type "copyright", "credits" or "license()" for more information.
> >>> from paraview.simple import *
> Error: Could not import vtkCommonComputationalGeometryPython
>
> Traceback (most recent call last):
>   File "<pyshell#0>", line 1, in <module>
>     from paraview.simple import *
>   File
> "/Applications/ArmandoApps/paraview.app/Contents/Python/paraview/simple.py",
> line 39, in <module>
>     import servermanager
>   File
> "/Applications/ArmandoApps/paraview.app/Contents/Python/paraview/servermanager.py",
> line 48, in <module>
>     import paraview, re, os, os.path, new, sys, atexit, vtk
>   File
> "/Applications/ArmandoApps/paraview.app/Contents/Python/paraview/vtk/__init__.py",
> line 7, in <module>
>     from vtkCommonCorePython import *
> ImportError: No module named vtkCommonCorePython
> >>>
>
> When i add vtk subfolder also to PYTHONPATH, I get this error:
>
> ImportError:
> dlopen(/Applications/ArmandoApps/paraview.app/Contents/Python/vtk/vtkCommonCorePython.so,
> 2): Library not loaded:
> @executable_path/../Libraries/libvtkCommonCorePython27D-pv4.3.1.dylib
>   Referenced from:
> /Applications/ArmandoApps/paraview.app/Contents/Python/vtk/vtkCommonCorePython.so
>   Reason: image not found
>
> vtkCommonCorePython.so is present in LD_LIBRARY_PATH set earlier.
>
> So question is: Am I following correct instructions ?
>
> I guess there are three scenarios I would be working with in coming days:
>
> 1. python code to run default python.app on my local MacOS, read H5Part
> file and visualize it.
> 2. python code to run compiled python on my cluster
> 3. python code to run compiled python server on my cluster
>
> I dont know yet what would the difference in 2nd and 3rd point but for now
> I am trying to write a python script that would start python and open a
> file and visualize it.
>
> Any help would be highly appreciated.
>
> Regards
>
> Amit
>
>
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