--- a/hgext/convert/subversion.py	Tue May 04 13:28:42 2021 -0400
+++ b/hgext/convert/subversion.py	Fri Apr 30 16:13:02 2021 -0700
@@ -778,7 +778,7 @@
         return revcommit
 
     def checkrevformat(self, revstr, mapname=b'splicemap'):
-        """ fails if revision format does not match the correct format"""
+        """fails if revision format does not match the correct format"""
         if not re.match(
             br'svn:[0-9a-f]{8,8}-[0-9a-f]{4,4}-'
             br'[0-9a-f]{4,4}-[0-9a-f]{4,4}-[0-9a-f]'