>>>>grass.mapcalc( expr ) >None > >now the calculation works.
for the record, there is now a wiki entry for this. http://grasswiki.osgeo.org/wiki/GRASS_Python_Scripting_Library#r.mapcalc_example:_defining_a_moving_window ----- best regards Helmut -- View this message in context: http://osgeo-org.1560.x6.nabble.com/grass7-python-script-moving-window-how-to-simplify-accelerate-r-mapcalc-tp5143161p5143425.html Sent from the Grass - Dev mailing list archive at Nabble.com. _______________________________________________ grass-dev mailing list grass-dev@lists.osgeo.org http://lists.osgeo.org/mailman/listinfo/grass-dev