--- a/hgext/extdiff.py	Mon Jul 22 16:49:38 2024 +0200
+++ b/hgext/extdiff.py	Tue Jul 23 10:02:46 2024 +0200
@@ -405,6 +405,7 @@
     guitool,
     opts,
 ):
+
     subrepos = opts.get(b'subrepos')
 
     # calculate list of files changed between both revs