# HG changeset patch
# User timeless <timeless@mozdev.org>
# Date 2016-04-08 14:03:05
# Node ID 672fc23bf9cc5235d680eeab1801514d0f091f95
# Parent  f5ff10f6fa6bfee4cd6808afbc61b062269596bd

pycompat: fix demand import handling of Queue

When demandimport is enabled, simply importing a non existent module does
not trigger ImportError, a property access is necessary.

diff --git a/mercurial/pycompat.py b/mercurial/pycompat.py
--- a/mercurial/pycompat.py
+++ b/mercurial/pycompat.py
@@ -12,6 +12,7 @@ from __future__ import absolute_import
 
 try:
     import Queue as _queue
+    _queue.Queue
 except ImportError:
     import queue as _queue
 empty = _queue.Empty