a lot of stuff

Content/Python/basic_scripting_demo/2.py

@@ -0,0 +1,16 @@
+import unreal
+
+OLD = unreal.load_asset("/Game/ImportedAssets/Trees/SM_tree04.SM_tree04")
+NEW = unreal.load_asset("/Game/ImportedAssets/Trees/SM_tree01.SM_tree01")
+
+sub = unreal.get_editor_subsystem(unreal.EditorActorSubsystem)
+actors = sub.get_all_level_actors()
+
+old_mesh_count = 0
+
+for actor in actors:
+    comp = actor.get_component_by_class(unreal.StaticMeshComponent)
+    if comp and comp.static_mesh == OLD:
+        old_mesh_count += 1
+
+print(f"Found {old_mesh_count} instances of the old mesh")