set environmental variable from python
davea at davea.name
Fri Oct 31 02:50:26 CET 2014
On 10/30/2014 09:22 PM, Artur Bercik wrote:
> I have to set environmental variable in my windows PC as follows:
> variable name: GISBASE
> value: C:\GRASS-64
> Is it possible to set it from python?
Which Python? I'll have to assume 3.x
> import sys
> But how to give variable name? I have to set both the variable name and
sys.path has nothing to do with an environment variable of GISBASE.
Instead you could look up os.environ at:
Also see os.getenv and os.setenv.
Note that it's not necessarily supported. But I believe it is for a
standard build on Windows.
Next question is what you hope to achieve by setting such a variable.
You do realize that it will vanish again when your python process ends?
So if you're just planning to use it in your own code, I'd recommend
finding another method of saving the name & value.
The only value I can see is if you plan to create a subprocess from your
More information about the Python-list