# HG changeset patch
# User Pierre-Yves David <pierre-yves.david@octobus.net>
# Date 1508518226 -7200
# Node ID ef38b44c08cfde54d7fdac9dedf61704dade2087
# Parent  c29a19413e92d8d9beef969e1e8de7966e14719a
compat: handle version where obsutil is not available

Version older than 4.3 is do not have the obsutil option. We need to handle
that.

diff -r c29a19413e92 -r ef38b44c08cf hgext3rd/evolve/obshistory.py
--- a/hgext3rd/evolve/obshistory.py	Fri Oct 20 18:19:01 2017 +0200
+++ b/hgext3rd/evolve/obshistory.py	Fri Oct 20 18:50:26 2017 +0200
@@ -17,12 +17,17 @@
     mdiff,
     patch,
     obsolete,
-    obsutil,
     node as nodemod,
     scmutil,
     util,
 )
 
+try:
+    from mercurial import obsutil
+    obsutil.marker
+except ImportError:
+    obsutil = None
+
 from mercurial.i18n import _
 
 from . import (