def METHOD_NAME(self) -> tuple[str, ...]:
    def iter_path_entries():
        for entry in self._executable_search_paths:
            if entry == "<PATH>":
                path = self._options_env.get("PATH")
                if path:
                    yield from path.split(os.pathsep)
            else:
                yield entry
    return tuple(OrderedSet(iter_path_entries()))