diff -r 346af7687c6f -r 89a2afe31e82 hgext/hooklib/changeset_obsoleted.py
--- a/hgext/hooklib/changeset_obsoleted.py	Fri Nov 27 17:00:00 2020 -0500
+++ b/hgext/hooklib/changeset_obsoleted.py	Fri Nov 27 17:03:29 2020 -0500
@@ -40,10 +40,14 @@
 configitem = registrar.configitem(configtable)
 
 configitem(
-    b'notify_obsoleted', b'domain', default=None,
+    b'notify_obsoleted',
+    b'domain',
+    default=None,
 )
 configitem(
-    b'notify_obsoleted', b'messageidseed', default=None,
+    b'notify_obsoleted',
+    b'messageidseed',
+    default=None,
 )
 configitem(
     b'notify_obsoleted',