mercurial/wireprotoserver.py

--- a/mercurial/wireprotoserver.py	Sun Aug 18 00:45:33 2019 +0300
+++ b/mercurial/wireprotoserver.py	Sun Aug 18 02:28:42 2019 +0300
@@ -21,10 +21,12 @@
     wireprotov1server,
     wireprotov2server,
 )
+from .interfaces import (
+    util as interfaceutil,
+)
 from .utils import (
     cborutil,
     compression,
-    interfaceutil,
 )
 
 stringio = util.stringio