From 1b6760d9a8bc3070f7563c4ab2dff2f46ab3c2b9 Mon Sep 17 00:00:00 2001
From: Terry Jan Reedy <tjreedy@udel.edu>
Date: Tue, 31 Aug 2021 13:48:52 -0400
Subject: [PATCH] bpo-45059: Add module cleanup to IDLE test_macosx

---
 Lib/idlelib/idle_test/test_macosx.py | 9 +++++++++
 1 file changed, 9 insertions(+)

diff --git a/Lib/idlelib/idle_test/test_macosx.py b/Lib/idlelib/idle_test/test_macosx.py
index 19324773586896..86da8849e5ca00 100644
--- a/Lib/idlelib/idle_test/test_macosx.py
+++ b/Lib/idlelib/idle_test/test_macosx.py
@@ -12,6 +12,15 @@
 alltypes = mactypes | nontypes
 
 
+def setUpModule():
+    global orig_tktype
+    orig_tktype = macosx._tk_type
+
+
+def tearDownModule():
+    macosx._tk_type = orig_tktype
+
+
 class InitTktypeTest(unittest.TestCase):
     "Test _init_tk_type."