diff -r dbd57239acb8 -r 35e420abaef3 mercurial/dispatch.py
--- a/mercurial/dispatch.py	Thu Feb 02 17:23:55 2023 +0100
+++ b/mercurial/dispatch.py	Thu Feb 02 17:24:05 2023 +0100
@@ -734,7 +734,7 @@
             self.name,
             self.definition,
         )
-        if util.safehasattr(self, b'shell'):
+        if util.safehasattr(self, 'shell'):
             return self.fn(ui, *args, **opts)
         else:
             try: