[GRASS-user] GRASS, ArcGIS, and Python incompatibilties

[Glynn Clements]

Michael Barton wrote:

> I thought I'd seen this somewhere on the list, but I can't seem to find
> it. If there is a posted answer, perhaps someone could point me to it.
> Otherwise, hopefully, someone can offer an answer.
> 
> I'm working with a colleague who has Windows 7 and ArcGIS installed. He
> installed GRASS for Windows, but it won't launch due to some combination
> of Python/wxPython incompatibility. We're pretty sure that it has to do
> with the version of Python he had to install with ArcGIS. The ArcGIS
> Python is 2.6, but GRASS for Windows comes with Python 2.7. Is there
> some configuration setting to get around this?

GRASS 7 should be able to use any of 2.5, 2.6, or 2.7. The Windows
installer tries to force the use of a bundled version, so you may need
to undo that first (remove it's bundled Python, unset any PYTHONHOME
or PYTHONPATH variables, etc).

-- 
Glynn Clements <glynn at gclements.plus.com>