from __future__ import annotations from .model import StepModel __all__ = ["StepEditorWindow", "StepModel", "main"] def __getattr__(name: str): if name in {"StepEditorWindow", "main"}: from .app import StepEditorWindow, main return {"StepEditorWindow": StepEditorWindow, "main": main}[name] raise AttributeError(f"module {__name__!r} has no attribute {name!r}")