--- a/hgext/blackbox.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/blackbox.py	Mon Feb 21 13:08:28 2022 -0700
@@ -105,7 +105,7 @@
 _lastlogger = loggingutil.proxylogger()
 
 
-class blackboxlogger(object):
+class blackboxlogger:
     def __init__(self, ui, repo):
         self._repo = repo
         self._trackedevents = set(ui.configlist(b'blackbox', b'track'))