def serialized(self):
        to_ret = {}
        for group, requirements in self.items():
            to_ret[group] = [str(requirement) for requirement in requirements]
        return to_ret
def _toggle_ignoring_sigint_v2_engine(self, toggle: bool):
        with self._ignore_sigint_lock:
            self._ignoring_sigint_v2_engine = toggle