[GRASS-dev] How to improve flags related error message in pygrass module?

Markus Neteler neteler at osgeo.org
Mon Jan 15 05:42:29 PST 2018

On Mon, Jan 15, 2018 at 1:38 PM, Nikos Alexandris
<nik at nikosalexandris.net> wrote:
> * Markus Neteler <neteler at osgeo.org> [2018-01-15 11:12:46 +0100]:

>> r.in_gdal(input="/home/user/geodaten/ASTGTM2_N50E007_dem.tif",output="dem_nrw",flags="e",overwrite="OVR")
>> "/home/user/source/grass-7.4.svn/dist.x86_64-pc-linux-gnu/etc/python/grass/pygrass/modules/interface/module.py",
>> line 705, in check
>>    if flg and flg.suppress_required:
>> TypeError: __nonzero__ should return bool or int, returned str
> Even like that, the error message is informative.  It expects a boolean
> (True or False) or an integer (say: 0 or 1). Instead a string was returned.

Right. My point is that it does not say _which_ flag is wrong.

My scope it to make it easy/obvious also for newcomers...


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