AutoWorld: don't import __pycache__

worlds/__init__.py

@@ -13,6 +13,7 @@ for file in os.scandir(os.path.dirname(__file__)):
         world_folders.append(file.name)
 world_folders.sort()
 for world in world_folders:
+    if not world.startswith("_"):  # prevent explicitly loading __pycache__ and allow _* names for non-world folders
         importlib.import_module(f".{world}", "worlds")
 
 from .AutoWorld import AutoWorldRegister