# HG changeset patch
# User Anton Shestakov <av6@dwimlabs.net>
# Date 1643641451 -10800
# Node ID 5c940f9ba3e4a9a8d7d8afce8e2d618e5c4c3b6e
# Parent  de3ac3d2c60bacb65e62798006eac6c685d22846
dagop: don't import nullrev from .node twice

See 59fa3890d40a.

Differential Revision: https://phab.mercurial-scm.org/D12120

diff -r de3ac3d2c60b -r 5c940f9ba3e4 mercurial/dagop.py
--- a/mercurial/dagop.py	Thu Jan 27 22:24:11 2022 +0100
+++ b/mercurial/dagop.py	Mon Jan 31 18:04:11 2022 +0300
@@ -9,7 +9,6 @@
 
 import heapq
 
-from .node import nullrev
 from .thirdparty import attr
 from .node import nullrev
 from . import (