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-rw-r--r--sphinx/addnodes.py2
1 files changed, 2 insertions, 0 deletions
diff --git a/sphinx/addnodes.py b/sphinx/addnodes.py
index 00042fee9..8567d5aa9 100644
--- a/sphinx/addnodes.py
+++ b/sphinx/addnodes.py
@@ -1,5 +1,7 @@
"""Document tree nodes that Sphinx defines on top of those in Docutils."""
+from __future__ import annotations
+
from typing import TYPE_CHECKING, Any, Dict, List, Optional, Sequence
from docutils import nodes