Issue #27922: IDLE test_idlehistory no longer flash tk widgets.

(Omitted for 2.7 from previous patch.)

diff --git a/Lib/idlelib/idle_test/test_idlehistory.py b/Lib/idlelib/idle_test/test_idlehistory.py
index dc6bb3298dd9448ea1ad16b933d8ab27f9b8f719..b0767570fc7273fe852640375c80891a3981274b 100644 (file)
--- a/Lib/idlelib/idle_test/test_idlehistory.py
+++ b/Lib/idlelib/idle_test/test_idlehistory.py
@@ -68,6 +68,7 @@ class FetchTest(unittest.TestCase):
     def setUpClass(cls):
         requires('gui')
         cls.root = tk.Tk()
+        cls.root.withdraw()
 
     def setUp(self):
         self.text = text = TextWrapper(self.root)