From e6118a50689583270d86cfabb95b9127b7ebd7c9 Mon Sep 17 00:00:00 2001
From: Stefan van der Walt <stefan@sun.ac.za>
Date: Fri, 24 Aug 2012 06:23:35 -0700
Subject: [PATCH] BUG: Workaround to unit tests failing if PyQt4 not available.

---
 skimage/viewer/__init__.py | 5 ++++-
 1 file changed, 4 insertions(+), 1 deletion(-)

diff --git a/skimage/viewer/__init__.py b/skimage/viewer/__init__.py
index e20546b0..638cf43f 100644
--- a/skimage/viewer/__init__.py
+++ b/skimage/viewer/__init__.py
@@ -1 +1,4 @@
-from viewers import ImageViewer
+try:
+    from viewers import ImageViewer
+except ImportError:
+    print("Could not import PyQt4 -- ImageViewer not available.")