dtoolkit.geoaccessor.geoseries.has_hole#

dtoolkit.geoaccessor.geoseries.has_hole(s: GeoSeries, /) → Series[source]#

Check if each Polygon geometries have holes.

Except for Polygon and MultiPolygon, other geometries will return False.

Returns:

Series(bool)

See also

geopandas.GeoSeries.convex_hull: Drop holes in Polygon and MultiPolygon.
dtoolkit.geoaccessor.geoseries.has_hole
dtoolkit.geoaccessor.geoseries.hole_counts
dtoolkit.geoaccessor.geodataframe.has_hole
dtoolkit.geoaccessor.geodataframe.hole_counts

Examples

>>> import dtoolkit.geoaccessor
>>> import geopandas as gpd
>>> from shapely import LineString, Point, Polygon
>>> df = gpd.GeoDataFrame(
...     geometry=[
...         Polygon(
...             [(0, 0), (0, 5), (5, 5), (5, 0)],
...             [[(1, 1), (2, 1), (1, 2)], [(1, 4), (2, 4), (2, 3)]],
...         ),
...         Polygon([(1, 0), (2, 1), (0, 0)]),
...         LineString([(0, 0), (0, 5), (5, 5), (5, 0)]),
...         Point(0, 0),
...     ]
... )
>>> df
                                            geometry
0  POLYGON ((0 0, 0 5, 5 5, 5 0, 0 0), (1 1, 2 1,...
1                     POLYGON ((1 0, 2 1, 0 0, 1 0))
2                    LINESTRING (0 0, 0 5, 5 5, 5 0)
3                                        POINT (0 0)

>>> df.has_hole()
0     True
1    False
2    False
3    False
dtype: bool