Avoid creating new Python instances every time a scene, object, mesh .. etc are accessed. Also resolves crashes T28724, T53530 although it's only valid for ID types, not modifiers vertices etc. Back-ported from blender2.8 branch.
Avoid creating new Python instances every time a scene, object, mesh .. etc are accessed. Also resolves crashes T28724, T53530 although it's only valid for ID types, not modifiers vertices etc. Back-ported from blender2.8 branch.