From 87afe3e175f06cba74d27c2be300b382ebdb6d04 Mon Sep 17 00:00:00 2001
From: Tony S Yu <tsyu80@gmail.com>
Date: Fri, 31 May 2013 00:14:25 -0500
Subject: [PATCH] Accidental deletion

---
 skimage/viewer/qt/QtCore.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/skimage/viewer/qt/QtCore.py b/skimage/viewer/qt/QtCore.py
index 897b8760..e0aa923a 100644
--- a/skimage/viewer/qt/QtCore.py
+++ b/skimage/viewer/qt/QtCore.py
@@ -7,3 +7,5 @@ elif qt_api == 'pyqt':
 else:
     # Mock objects
     Qt = None
+    def pyqtSignal(*args, **kwargs):
+        pass