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
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