- disallow setting swizzle's that have duplicate values: vec.xxx = [1,2,3] - raise an error if the list setting a swizzle's longer. - mathutils write callback was running on the wrong vector, which could crash blender.
- disallow setting swizzle's that have duplicate values: vec.xxx = [1,2,3] - raise an error if the list setting a swizzle's longer. - mathutils write callback was running on the wrong vector, which could crash blender.