Method invalidate_sibling_maps

src/blib2to3/pytree.py:350–352

(self)

        self.invalidate_sibling_maps()

    def invalidate_sibling_maps(self) -> None:
        self.prev_sibling_map: dict[int, NL | None] | None = None
        self.next_sibling_map: dict[int, NL | None] | None = None

    def update_sibling_maps(self) -> None:
        _prev: dict[int, NL | None] = {}