On Tue, Sep 2, 2008 at 6:42 PM, Hamish <[EMAIL PROTECTED]> wrote: > Jamie Adams <[EMAIL PROTECTED]> > > I've got over 14k rasters in several mapsets that I need to store > > modified date in a db for tracking purposes. I've got the > > storage and retrieval worked out, but I don't see an clean (easy) > > way to get the modified date via a python script. > .... > > Is there a more efficient way of getting the modified date > > of a raster layer? If not, getting the full path instead? > > > MAP=roads > eval `g.findfile element=hist file="$MAP"` > head -n 1 "$file" > > It's stored as a text string; what you see is what you get. > > see also r.timestamp, but that is for map metadata not file creation > timestamp. > > > > os.stat (python) - has a nice date integer format, but it > > requires that I have the full path to the cellhd folder. > > use g.findfile for that.
Ah okay, I never really understood that command. "g.findfile element=cell file=<filename> | grep ^file" returns what I need. > > > > Database and location are easy via g.gisenv, but getting the mapset > > on an individual layer basis isn't completely straightforward. > > > I can use use "g.mlist -m rast pattern=<filename>", but that > > essentially greps it out of a full list. > > I don't fully understand what you mean by those two. Yeah, it's a bit tough to explain with my processing setup. It's a non-issue now, g.findfile solved it. Thanks! > > > Hamish > > > > > >
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