geopandas bug ?

Xristos Xristoou saxri89 at gmail.com
Sat Jan 14 09:37:08 EST 2017


Τη Σάββατο, 14 Ιανουαρίου 2017 - 4:30:48 μ.μ. UTC+2, ο χρήστης Peter Otten έγραψε:
> Xristos Xristoou wrote:
> 
> > Τη Σάββατο, 14 Ιανουαρίου 2017 - 3:43:10 μ.μ. UTC+2, ο χρήστης Peter Otten
> > έγραψε:
> >> Xristos Xristoou wrote:
> >> 
> >> > i want  to create a simple spatial joing using geopandas but i thing so
> >> > geopandas has bug ?
> >> 
> >> Have you tried the examples on <http://geopandas.org/mergingdata.html>?
> >> Do they work? If yes, inspect your data, does it have the same format?
> 
> Looks like you chose to ignore the hard part.
>  
> >> > geopandas code :
> >> > 
> >> > from geopandas import gpd
> >> > import geopandas
> >> > points = geopandas.GeoDataFrame.from_file('points.shp') # or geojson
> >> > etc polys = geopandas.GeoDataFrame.from_file('polygons.shp')
> >> > pointInPoly = gpd.sjoin(points, polys, how='left',op='within')
> >> > 
> >> > error :
> >> > 
> >> > Traceback (most recent call last):
> >> >   File "/home/sarantis/testshapely/sumpointsinsidepolygon/testgeo.py",
> >> >   line 7, in <module>
> >> >     pointInPoly = gpd.sjoin(points, polys, how='left',op='within')
> >> >   File
> >> >   "/usr/local/lib/python2.7/dist-packages/geopandas/tools/sjoin.py",
> >> >   line 57, in sjoin
> >> >     r_idx = np.concatenate(idxmatch.values)
> >> > ValueError: need at least one array to concatenate
> 
> >> > any idea why ?
> >> 
> >> My crystal ball says that either points or polys is empty ;)
> > 
> > is not empty and yes i have two shapefiles from qgis.
> 
> Can I download those files somewhere?
> 
> > what is the error ?
> 
> No idea. Without those files I cannot run your code.

yes i sent you


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