Initial changes for to support Blender 4.2.

mcblend/operator_func/importer.py

@@ -1506,8 +1506,11 @@ def build_with_empties(
                         MeshType.POLY_MESH.value)
 
                     # 4. Set mesh normals and UVs
-                    mesh.create_normals_split()
-                    mesh.use_auto_smooth = True
+                    # TODO -verify this code:
+                    # Removed for Blender 4.1. May cause issues.
+                    # https://developer.blender.org/docs/release_notes/4.1/python_api/#breaking-changes
+                    # mesh.create_normals_split()
+                    # mesh.use_auto_smooth = True
                     mesh.normals_split_custom_set(
                         blender_normals)  # type: ignore
 

mcblend/operator_func/model.py

@@ -202,7 +202,10 @@ def _scale(objprop: McblendObject) -> NumpyTable:
                     continue
                 self.cubes.append(cube)
             elif cubeprop.mesh_type is MeshType.POLY_MESH:
-                cubeprop.obj_data.calc_normals_split()
+                # TODO -verify this code:
+                # Removed for Blender 4.1. May cause issues.
+                # https://developer.blender.org/docs/release_notes/4.1/python_api/#breaking-changes
+                # cubeprop.obj_data.calc_normals_split()
                 polygons = cubeprop.obj_data.polygons  # loop ids and vertices
                 vertices = cubeprop.obj_data.vertices  # crds
                 loops = cubeprop.obj_data.loops  # normals

mcblend/operator_func/pyi_types.py

@@ -2,12 +2,10 @@
 '''
 Extra types used only in the PYI files.
 '''
-from typing import Any, Iterator, Literal, TypeVar, Generic, Sized, Optional
+from typing import Any, Iterator, TypeVar, Generic, Sized
 from bpy.types import (
-    Object, Mesh, Image, Material, Bone, EditBone, MeshUVLoopLayer, PoseBone,
-    MeshUVLoop, MeshVertex, MeshEdge, MeshPolygon, TimelineMarker,
-    Keyframe, NlaTrack, NlaStrip, Node, NodeSocket, NodeLink, NodeTree,
-    NodeSocketInterface)
+    Mesh, Image, Material, Bone, PoseBone,
+    MeshUVLoop, MeshEdge, MeshPolygon)
 
 T = TypeVar("T")
 

tox.ini

@@ -1,5 +1,5 @@
 [tox]
-envlist = python3.10
+envlist = python3.11
 skipsdist = true
 
 [testenv]