[GRASS-user] Reading list of vector maps into file or array

[Milton Cezar Ribeiro]

Hi Mark,

Have you tried something like grass.mlist_grouped(type = 'rast') (may be you
need change to "vect") on python?

good luck

milton

2009/8/20 M S <mseibel at gmail.com>

> Greetings All:
>
> How would one read the vector maps in a current mapset into a file, or a
> list in an array (using python)?  If I do 'g.list vect > walker.list', the
> list is not in one column and seems to be separated by tabs, with 4 columns
> and a bunch of rows of vector files.  Would a simple solution be to begin
> processing that redirected output?
>
> As background...
>
> After running the r.sim.water module, I get a bunch of walkerXXXX vector
> maps as outputs for given intervals.  Works well thus far.
>
> I'm building an animated GIF of the walkers over time, on a shaded DEM.
> The method I am using is tedious and am seeking to automate the process.  I
> load all the layers (shaded DEM, walkers at various intervals) and turn on
> one walker vector, and output a .png from the display monitor.  Wash, rinse,
> repeat until all walkers have been captured as an image, then animate them
> with the 'convert' command.
>
> If anyone has some suggestions on how to get vector maps into a list,
> please let me know.  Also, if there is a better way to solve this problem,
> any feedback would be greatly appreciated.
>
> Mark
>
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