From 51e06c31a722953f4aa7a1c0bb71b8ddd77a78d7 Mon Sep 17 00:00:00 2001
From: Eric Dill <edill@bnl.gov>
Date: Thu, 24 Dec 2015 10:38:31 -0500
Subject: [PATCH] MNT: Switch to WeakKeyDict

---
 pyqtgraph/tests/test_stability.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/pyqtgraph/tests/test_stability.py b/pyqtgraph/tests/test_stability.py
index 7582d353..35da955b 100644
--- a/pyqtgraph/tests/test_stability.py
+++ b/pyqtgraph/tests/test_stability.py
@@ -34,7 +34,7 @@ itemTypes = [
 
 widgets = []
 items = []
-allWidgets = weakref.WeakSet()
+allWidgets = weakref.WeakKeyDictionary()
 
 
 def crashtest():
@@ -99,7 +99,7 @@ def createWidget():
     widget = randItem(widgetTypes)()
     widget.setWindowTitle(widget.__class__.__name__)
     widgets.append(widget)
-    allWidgets.add(widget)
+    allWidgets['widget'] = 1
     p("    %s" % widget)
     return widget