[Paraview] Importing paraview.simple in external python environment

[Utkarsh Ayachit]

Hmm, if changing current dir to ...bin works, I would think PATH would work
too, it's indeed failing to locate those dlls in that dir. Not entirely
sure why PATH failed.


On Mon, Jun 30, 2014 at 8:45 AM, <livia.barazzetti at istb.unibe.ch> wrote:

> Thank you for the response.
> I tried to change the PATH variable in windows but I had the same error.
>  As a workaround,  I am changing my current directory
> (os.chdir('C:\\Program Files (x86)\\ParaView 4.0.1\\bin'))  before
> importing (successfully)  .
> I don't know if maybe this depends on some configuration problem on my
> machine.
> Best regards
> Livia
>
>
> -----Original Message-----
> From: Utkarsh Ayachit [mailto:utkarsh.ayachit at kitware.com]
> Sent: 28 June 2014 16:09
> To: Barazzetti, Livia (ISTB)
> Cc: ParaView
> Subject: Re: [Paraview] Importing paraview.simple in external python
> environment
>
> I believe you need to set you PATH environment variable to include the bin
> directory where all the dlls are.
>
> On Wed, Jun 25, 2014 at 12:29 PM,  <livia.barazzetti at istb.unibe.ch> wrote:
> > Hi,
> >
> > I am trying to use paraview python scripting from an external python
> > installation (enthought canopy).  I am trying this because I could not
> > import successfully scipy in pvpython (namely scipy.signal)  .
> >
> > I created a file called paraview.pth in
> > “C:\Users\lb\AppData\Local\Enthought\Canopy\User\Lib\site-packages”.
> > The content of the file is the following:
> >
> >
> >
> > C:\\Program Files (x86)\\ParaView
> > 4.0.1\\lib\\paraview-4.0\\site-packages
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\lib\\paraview-4.0
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\python27.zip
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\DLLs
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\lib
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\lib\\plat-win
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\lib\\lib-tk
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin
> >
> > C:\\Program Files (x86)\\ParaView 4.0.1\\bin\\lib\\site-packages
> >
> >
> >
> > (I copied the paths from the command sys.path in pvpython)
> >
> >
> >
> > The only relevant difference I can see between the two installation is
> > that Canopy Python version is '2.7.6 | 64-bit | (default, Apr 11 2014,
> > 20:31:44) [MSC v.1500 64 bit (AMD64)]', while in  pvpython  the
> > version is '2.7.3 (default, Jun 16 2013, 20:21:46) [MSC v.1500 64 bit
> (AMD64)]'
> >
> >
> >
> > When  I try to run “import paraview.simple” in canopy I have the
> > following
> > error:
> >
> > Error: Could not import vtkCommonComputationalGeometryPython
> >
> > ----------------------------------------------------------------------
> > -----
> >
> > ImportError                               Traceback (most recent call
> last)
> >
> > <ipython-input-12-4308f7890145> in <module>()
> >
> > ----> 1 import paraview.simple
> >
> >
> >
> > C:\Program Files (x86)\ParaView
> > 4.0.1\lib\paraview-4.0\site-packages\paraview\simple.py in <module>()
> >
> >      39 paraview.compatibility.major = 3
> >
> >      40 paraview.compatibility.minor = 5
> >
> > ---> 41 import servermanager
> >
> >      42
> >
> >      43
> > #=====================================================================
> > =========
> >
> >
> >
> > C:\Program Files (x86)\ParaView
> > 4.0.1\lib\paraview-4.0\site-packages\paraview\servermanager.py in
> > <module>()
> >
> >      46 #
> >
> >      47
> > #=====================================================================
> > =========
> >
> > ---> 48 import paraview, re, os, os.path, new, sys, atexit, vtk
> >
> >      49
> >
> >      50 if not paraview.compatibility.major:
> >
> >
> >
> > C:\Program Files (x86)\ParaView
> > 4.0.1\lib\paraview-4.0\site-packages\paraview\vtk\__init__.py in
> > <module>()
> >
> >       5 except ImportError:
> >
> >       6     paraview.print_error("Error: Could not import
> > vtkCommonComputationalGeometryPython")
> >
> > ----> 7 from vtkCommonCorePython import *
> >
> >       8 from vtkCommonDataModelPython import *
> >
> >       9 from vtkCommonExecutionModelPython import *
> >
> >
> >
> > ImportError: DLL load failed: The specified module could not be found.
> >
> >
> >
> > I searched and vtkCommonComputationalGeometryPython.pyd is present in
> > “C:\Program Files (x86)\ParaView 4.0.1\lib\paraview-4.0”  and
> > vtkCommonComputationalGeometryPython27D-pv4.0  in C:\Program Files
> > (x86)\ParaView 4.0.1\bin (then both folder are already in
> > paraview.pth). I checked with visual studio “dumpbin /headers” that
> > vtkCommonComputationalGeometryPython.pyd is 64 bit.
> >
> >
> >
> > I am using Paraview 4.0 (binaries downloaded from the website) on
> > Windows 7
> > 64 bit.
> >
> > Any suggestion?
> >
> >
> >
> >
> > _______________________________________________
> > Powered by www.kitware.com
> >
> > Visit other Kitware open-source projects at
> > http://www.kitware.com/opensource/opensource.html
> >
> > Please keep messages on-topic and check the ParaView Wiki at:
> > http://paraview.org/Wiki/ParaView
> >
> > Follow this link to subscribe/unsubscribe:
> > http://public.kitware.com/mailman/listinfo/paraview
> >
>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://public.kitware.com/pipermail/paraview/attachments/20140630/e5b778a3/attachment-0001.html>