[GRASS-user] r.shade python issues

[Moritz Lennert]

On 23/05/16 15:01, Gareth Grewcock wrote:
> Hi Stefan - thanks for getting back to me.
>
> I had tried that before but still got issues, this time returning:
> 'NameError: name 'r' is not defined'
>
> /r.shade(shade=aspect, color=elevation, output=elevation_aspect_shaded)/
> /Traceback (most recent call last):/
> /  File "<input>", line 1, in <module>/
> /NameError: name 'r' is not defined/
> /
> /
> Any ideas what might be causing that?


If you are using pygrass, you have to create the r.shade module object 
before using it. See [1].

If you are not using pygrass, please give us more information about what 
happens in your script before the call that fails.

Moritz

[1] https://grass.osgeo.org/grass70/manuals/libpython/pygrass_modules.html