def create_default_groups(self):
        for group in self.groups:
            group = group.replace(" ", "_").lower()
            self[group] = NamedRequirements(group)
def toggle_ignoring_sigint_v2_engine(cls, toggle: bool) -> None:
        assert cls._signal_handler is not None
        cls._signal_handler._toggle_ignoring_sigint_v2_engine(toggle)