bump version (#96)

Author: Korijn

pylinalg/quaternion.py

@@ -252,7 +252,7 @@ def quat_from_axis_angle(axis, angle, /, *, out=None, dtype=None):
 
     # result should be independent of the length of the given axis
     lengths_shape = axis.shape[:-1] + (1,)
-    axis /= np.linalg.norm(axis, axis=-1).reshape(lengths_shape)
+    axis = axis / np.linalg.norm(axis, axis=-1).reshape(lengths_shape)
 
     out[..., :3] = axis * np.sin(angle / 2).reshape(lengths_shape)
     out[..., 3] = np.cos(angle / 2)

pyproject.toml

@@ -2,7 +2,7 @@
 
 [project]
 name = "pylinalg"
-version = "0.6.0"
+version = "0.6.1"
 description = "Linear algebra utilities for Python"
 readme = "README.md"
 license = { file = "LICENSE" }

tests/test_quaternion.py

@@ -190,3 +190,11 @@ def test_quat_from_euler(angles, order):
 
     expected = la.mat_from_euler(angles, order=order)
     assert np.allclose(actual, expected)
+
+
+def test_quat_from_axis_angle_input_mutation():
+    """(Regression) test that the input arguments are not mutated in-place."""
+    axis = np.array((0.0, 2.0, 0.0))
+    backup = axis.copy()
+    la.quat_from_axis_angle(axis, np.pi / 2)
+    npt.assert_array_equal(axis, backup)