# HG changeset patch
# User Will Thames <will@thames.id.au>
# Date 1375233908 -36000
# Node ID 2316f2623dd4c4b458bd7f54c5771432b53eddaf
# Parent  e775ffbcb3590fb969b92903651de01d7bc6eea9
Fix for missing mercurial.utils deque

mercurial.utils does not always contain deque (e.g. it doesn't in
mercurial-2.2.3-1.fc17.x86_64 rpm) Respecting recent commit that uses
mercurial.utils for python 2.4 we try default collections deque and
fallback to mercurial.utils deque

diff --git a/hgsubversion/util.py b/hgsubversion/util.py
--- a/hgsubversion/util.py
+++ b/hgsubversion/util.py
@@ -9,7 +9,11 @@ from mercurial import error
 from mercurial import hg
 from mercurial import node
 from mercurial import util as hgutil
-from mercurial.util import deque
+
+try:
+    from collections import deque
+except:
+    from mercurial.util import deque
 
 try:
     from mercurial import revset