diff -r 22f97aa5e8b2 -r ed70604d6e07 mercurial/interfaces/repository.py
--- a/mercurial/interfaces/repository.py	Tue Oct 22 22:44:32 2024 -0400
+++ b/mercurial/interfaces/repository.py	Tue Oct 22 22:52:08 2024 -0400
@@ -1552,13 +1552,11 @@
     tree manifests.
     """
 
-    nodeconstants = interfaceutil.Attribute(
-        """nodeconstants used by the current repository."""
-    )
-
-    narrowed = interfaceutil.Attribute(
-        """True, is the manifest is narrowed by a matcher"""
-    )
+    nodeconstants: NodeConstants
+    """nodeconstants used by the current repository."""
+
+    narrowed: bool
+    """True, is the manifest is narrowed by a matcher"""
 
     def __getitem__(self, node):
         """Obtain a manifest instance for a given binary node.