--- a/mercurial/dispatch.py	Thu Feb 02 17:23:46 2023 +0100
+++ b/mercurial/dispatch.py	Thu Feb 02 17:23:55 2023 +0100
@@ -708,7 +708,7 @@
         }
         if name not in adefaults:
             raise AttributeError(name)
-        if self.badalias or util.safehasattr(self, b'shell'):
+        if self.badalias or util.safehasattr(self, 'shell'):
             return adefaults[name]
         return getattr(self.fn, name)