[GRASS-user] experimental Python 3 support in trunk

Markus Neteler neteler at osgeo.org
Sun Sep 2 23:27:53 PDT 2018

On Mon, Sep 3, 2018 at 4:21 AM Anna Petrášová <kratochanna at gmail.com> wrote:
> Hi,
> I committed the experimental support of Python 3 to trunk (grass77) by Sanjeet (GSoC 2018).

This is excellent, thanks for much for your hard work, Sanjeet, Anna
and all involved!

> In the first stage of testing, we need to make sure GRASS can compile and run with Python 2 without problems. Python 3 support is highly experimental, we are still having problems with ctypes and libraries using them. However, you should be able to compile GRASS, launch GUI and run modules. I tested it on Ubuntu 16.04 with Python 2.7 and Python 3.5 (virtualenv), utf8 English locale, other platforms were not tested.

Could you please post a few lines how to properly do the testing with

> For reporting bugs related to this, please create tickets and put 'Python3' as keyword (even for problems running GRASS on Python2 related to this commit).
> Anna

thanks again,

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