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- from shapely.geometry import MultiPolygon, Point, Polygon
- def test_empty_polygon():
- """No constructor arg makes an empty polygon geometry."""
- assert Polygon().is_empty
- def test_empty_multipolygon():
- """No constructor arg makes an empty multipolygon geometry."""
- assert MultiPolygon().is_empty
- def test_multipolygon_empty_polygon():
- """An empty polygon passed to MultiPolygon() makes an empty
- multipolygon geometry."""
- assert MultiPolygon([Polygon()]).is_empty
- def test_multipolygon_empty_among_polygon():
- """An empty polygon passed to MultiPolygon() is ignored."""
- assert len(MultiPolygon([Point(0, 0).buffer(1.0), Polygon()]).geoms) == 1
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