Have a user read in a state file to experiment with a pipeline/filters on a 
single data file, e.g. they may have 1000 files and they want to initially  
look at the last one. When they’re content with the vis on a single file, 
they’d like to view an animation in PV on all (or mod N) files. When they’re 
happy with that, they’d like to save .png’s - preferably batch/offscreen, but 


> On Dec 8, 2017, at 3:07 PM, Utkarsh Ayachit <utkarsh.ayac...@kitware.com> 
> wrote:
> Randy,
> Mind explaining to me what;s your ultimate goal? The way I see it,
> there are two options:
> 1. Provide your users with a state file that they load in ParaView UI
> and then use the UI to save animation or images. Use the UI to move
> back and forth through the timesteps, etc.
> 2. Provide your users with a Python script that they run using
> pvpython to save out screenshots or animations based on command line
> arguments.
> Which one are you aiming for? Or is it something else?
> Utkarsh
> On Fri, Dec 8, 2017 at 11:22 AM, Heiland, Randy <heil...@iu.edu> wrote:
>> No, no, I’m sure it’s *me* who’s confused.  I’m not sure I understand what 
>> you’re saying. Are you suggesting keeping the (full) range of timesteps in 
>> my script and then, somehow, only render the one of interest? If so, that 
>> would be great, except the way things are currently working for me, after 
>> loading the .pvsm initially, it renders the first requested tilmestep, but I 
>> cannot just enter a desired timestep value into the “Time” widget field. I 
>> can only single step through them via the up/down arrow widget.
>> Not sure if it’s related, but after loading the state file, in the Output 
>> Messages, I get the following error/warning, even though it does render the 
>> first one properly:
>> Traceback (most recent call last):
>>  File "<string>", line 20, in <module>
>>  File "<string>", line 34, in RequestInformation
>> TypeError: arguments do not match any overloaded methods
>> ------- time=  100.0
>> fname= 
>> /Users/heiland/git/PhysiCell/run2_cancer_immune/output00000100_cells_physicell
>> num_cells_possible = 38080
>> num_cells = 38080
>> I’ve attached my Programmable Source Script and Script(RequestInfo), fwiw. 
>> Line 34 of RequestInfo is the very last line in that script.
>> output.GetInformation().Set(output.DATA_TIME_STEP(), req_time)
>> thanks!
>> Randy

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