Re: [Paraview] storing output calculated by python running in parallel - write to a file? (UNCLASSIFIED)

2014-07-22 Thread Utkarsh Ayachit
Ah...no. Alas, you cannot directly use CreateWriter in the script for the Programmable Filter. You'll need to use save data after applying the filter. Alternatively, you can use mpi4py module to gather the sum result to the root node and then on the root node, create vtkDelimitedTextWriter

[Paraview] storing output calculated by python running in parallel - write to a file? (UNCLASSIFIED)

2014-07-07 Thread Su, Simon M CTR USARMY ARL (US)
Classification: UNCLASSIFIED Caveats: NONE Hello, In my python script (ran using pvbatch mypythonscript.py in parallel environment), how do I save out the data I calculated to a file? How will be parallel execution affect the writing of the output to a file (which process will be doing the

Re: [Paraview] storing output calculated by python running in parallel - write to a file? (UNCLASSIFIED)

2014-07-07 Thread Utkarsh Ayachit
Simon, If you're saving out data generated by a pipeline (which can include Programmable filter or Python calculator), then you should use CreateWriter(http://www.paraview.org/ParaView3/Doc/Nightly/www/py-doc/paraview.simple.html#paraview.simple.CreateWriter) to create a writer and then write the

Re: [Paraview] storing output calculated by python running in parallel - write to a file? (UNCLASSIFIED)

2014-07-07 Thread Su, Simon M CTR USARMY ARL (US)
Classification: UNCLASSIFIED Caveats: NONE Hi Utkarsh, Yes that is exactly what I wanted to do. I am using the programmable filter to add up all the values for a cell/point variable by iterating through the number of cells/points using python loop and write out the sum. Is there an example on