geopandas bug ?

Xristos Xristoou saxri89 at gmail.com
Sat Jan 14 09:59:55 EST 2017


Τη Σάββατο, 14 Ιανουαρίου 2017 - 4:38:39 μ.μ. UTC+2, ο χρήστης duncan smith έγραψε:
> On 14/01/17 11:18, Xristos Xristoou wrote:
> > i want  to create a simple spatial joing using geopandas but i thing so geopandas has bug ?
> > 
> > 
> > 
> > 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
> > 
> > and if i change the imports with the some code :
> > 
> > import geopandas
> > import pandas as pd
> > import geopandas as gpd
> > from geopandas import GeoDataFrame, read_file
> > from geopandas.tools import sjoin
> > from shapely.geometry import Point, mapping,shape
> > import pandas as gpd
> > 
> > i take that error :
> > 
> >     pointInPoly = gpd.sjoin(points, polys, how='left',op='within')
> > AttributeError: 'module' object has no attribute 'sjoin'
> > 
> > 
> > any idea why ?
> > 
> 
> 
> import geopandas as gpd
> import pandas as gpd
> 
> Does pandas have an attribute 'sjoin'?
> 
> Duncan

i dont know i follow detais i am newbie


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