updates

Backend/venv/lib/python3.12/site-packages/ruamel/yaml/anchor.py

@@ -0,0 +1,20 @@
+
+from __future__ import annotations
+
+if False:  # MYPY
+    from typing import Any, Dict, Optional, List, Union, Iterator  # NOQA
+
+anchor_attrib = '_yaml_anchor'
+
+
+class Anchor:
+    __slots__ = 'value', 'always_dump'
+    attrib = anchor_attrib
+
+    def __init__(self) -> None:
+        self.value = None
+        self.always_dump = False
+
+    def __repr__(self) -> Any:
+        ad = ', (always dump)' if self.always_dump else ""
+        return f'Anchor({self.value!r}{ad})'