add Evaluator.__slots__
@@ -181,6 +181,8 @@ class Basis:
class Evaluator:
""" B-spline curve point and curve derivative evaluator. """
+ __slots__ = ['_basis', '_control_points']
+
def __init__(self, basis: Basis, control_points: Sequence[Vec3]):
self._basis = basis
self._control_points = control_points
