dtoolkit.geoaccessor.geodataframe.has_hole#

dtoolkit.geoaccessor.geodataframe.has_hole(df: GeoDataFrame, /) → 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 ((0.00000 0.00000, 0.00000 5.00000, 5....
1  POLYGON ((1.00000 0.00000, 2.00000 1.00000, 0....
2  LINESTRING (0.00000 0.00000, 0.00000 5.00000, ...
3                            POINT (0.00000 0.00000)
>>> df.has_hole()
0     True
1    False
2    False
3    False
dtype: bool