--- a/mercurial/interfaces/repository.py	Tue Sep 26 01:05:02 2023 +0200
+++ b/mercurial/interfaces/repository.py	Mon Sep 25 22:52:01 2023 +0200
@@ -1282,7 +1282,7 @@
     def linkrev(rev):
         """Obtain the changeset revision number a revision is linked to."""
 
-    def revision(node, _df=None):
+    def revision(node):
         """Obtain fulltext data for a node."""
 
     def rawdata(node, _df=None):