--- a/hgext/schemes.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/hgext/schemes.py	Mon Feb 21 13:08:28 2022 -0700
@@ -67,7 +67,7 @@
 _partre = re.compile(br'{(\d+)\}')
 
 
-class ShortRepository(object):
+class ShortRepository:
     def __init__(self, url, scheme, templater):
         self.scheme = scheme
         self.templater = templater