--- a/tests/test-manifest.py	Mon Feb 21 13:03:43 2022 -0700
+++ b/tests/test-manifest.py	Mon Feb 21 13:08:28 2022 -0700
@@ -74,7 +74,7 @@
 )
 
 
-class basemanifesttests(object):
+class basemanifesttests:
     def parsemanifest(self, text):
         raise NotImplementedError('parsemanifest not implemented by test case')