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FIX: to_wkt with empty Z geometry arrays #2012

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Merged
merged 1 commit into from
Mar 10, 2024
Merged

FIX: to_wkt with empty Z geometry arrays #2012

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9 changes: 9 additions & 0 deletions shapely/tests/test_io.py
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Original file line number Diff line number Diff line change
Expand Up @@ -415,6 +415,15 @@ def test_to_wkt_none():
assert shapely.to_wkt(None) is None


def test_to_wkt_array_with_empty_z():
# See GH-2004
empty_wkt = ["POINT Z EMPTY", None, "POLYGON Z EMPTY"]
empty_geoms = shapely.from_wkt(empty_wkt)
if shapely.geos_version < (3, 9, 0):
empty_wkt = ["POINT EMPTY", None, "POLYGON EMPTY"]
assert list(shapely.to_wkt(empty_geoms)) == empty_wkt


def test_to_wkt_exceptions():
with pytest.raises(TypeError):
shapely.to_wkt(1)
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3 changes: 2 additions & 1 deletion src/ufuncs.c
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Original file line number Diff line number Diff line change
Expand Up @@ -3386,8 +3386,9 @@ static void to_wkt_func(char** args, const npy_intp* dimensions, const npy_intp*
goto finish;
}
if (wkt != NULL) {
Py_XDECREF(*out);
*out = PyUnicode_FromString(wkt);
goto finish;
continue;
}

#else
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