--- a/mercurial/changegroup.py Thu Aug 22 16:47:31 2019 -0700
+++ b/mercurial/changegroup.py Sun Aug 18 00:45:33 2019 +0300
@@ -25,8 +25,11 @@
mdiff,
phases,
pycompat,
+ util,
+)
+
+from .interfaces import (
repository,
- util,
)
_CHANGEGROUPV1_DELTA_HEADER = struct.Struct("20s20s20s20s")