On 26-07-14 07:58, Paulo van Breugel wrote:
On 24-07-14 16:21, Glynn Clements wrote:
Paulo van Breugel wrote:

How do I use this new flag / seed parameter for r.mapcalc in python
scripts?
The grass.script.mapcalc() function has been updated to accept a seed=
parameter, which should be either an integer or the string 'auto' for
a random seed.

Hi, after updating to the latest version, I tried:
grass.script.mapcalc("$tmp_map = rand(${minval},${maxval})",
     seed='auto',
     minval = minval,
     maxval = maxval,
     tmp_map = tmp_map)
grass.script.mapcalc("$tmp_map = rand(${minval},${maxval})",
     seed=1,
     minval = minval,
     maxval = maxval,
     tmp_map = tmp_map)

In both cases I get the error.
ERROR: Pseudo-random number generator not seeded
Any idea what am I doing wrong here?

Sorry, please ignore my message. I did a completely clean install of grass and now it works. Must have been some problem with old install or I was just too early with updating last time.

In short, thanks Glynn for implementing the random seed options, great work!

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