Blender 2.8 - 4.5 Support

leenkx/blender/lnx/material/make_mesh.py

@@ -1,4 +1,4 @@
-from typing import Any, Callable, Optional
+from typing import Any, Callable, Dict, List, Optional, TypeVar, Union
 
 import bpy
 
@@ -32,8 +32,8 @@ else:
 is_displacement = False
 
 # User callbacks
-write_material_attribs: Optional[Callable[[dict[str, Any], shader.Shader], bool]] = None
-write_material_attribs_post: Optional[Callable[[dict[str, Any], shader.Shader], None]] = None
+write_material_attribs: Optional[Callable[[Dict[str, Any], shader.Shader], bool]] = None
+write_material_attribs_post: Optional[Callable[[Dict[str, Any], shader.Shader], None]] = None
 write_vertex_attribs: Optional[Callable[[shader.Shader], bool]] = None