[GRASS-user] GRASS GIS 7.8.5 v.distance

[Kelsey Wong]

Hi Stefan,

Thank you so much - that solved my entire problem!

Cheers,

Kelsey

> On May 13, 2021, at 1:04 PM, Stefan Blumentrath <Stefan.Blumentrath at nina.no> wrote:
> 
> Hi Kelsey,
> 
> Try: "from_"
> 
> So, 
> gs.run_command('v.distance', 
>    from_ = 'buildings', 
>    to = 'mappedStreams',
> 
> The problem is indeed that from is a keyword...
> 
> Cheers
> Stefan
> 
> -----Original Message-----
> From: grass-user <grass-user-bounces at lists.osgeo.org <mailto:grass-user-bounces at lists.osgeo.org>> On Behalf Of Kelsey Wong
> Sent: torsdag 13. mai 2021 21:32
> To: grass-user at lists.osgeo.org <mailto:grass-user at lists.osgeo.org>
> Subject: [GRASS-user] GRASS GIS 7.8.5 v.distance
> 
> Hi,
> 
> I am trying to use the v.distance function in GRASS GIS 7.8.5, however, it won't accept 'from' as a parameter as it's a python keyword (I think). When I use 'FROM' I get an error saying:
> 
> WARNING: Illegal filename <FROM=buildings>. Character <=> not allowed.
> ERROR: Vector map <FROM=buildings> not found
> 
> This is the code I'm trying to run:
> 
> gs.run_command('v.distance', 
>    FROM = 'buildings', 
>    to = 'mappedStreams', 
>    upload = 'to_attr', 
>    column = 'stream_id', 
>    to_column = 'OBJECTID', 
>    output = 'distanceLines', 
>    overwrite = True)
> 
> Any help would be greatly appreciated.
> 
> Thanks!
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