--- a/mercurial/filelog.py	Thu Aug 22 16:47:31 2019 -0700
+++ b/mercurial/filelog.py	Sun Aug 18 00:45:33 2019 +0300
@@ -14,8 +14,10 @@
 )
 from . import (
     error,
+    revlog,
+)
+from .interfaces import (
     repository,
-    revlog,
 )
 from .utils import (
     interfaceutil,