From ae019e14bd808c80f010d800ce09630698b60961 Mon Sep 17 00:00:00 2001
From: Georg Brandl <georg@python.org>
Date: Tue, 20 May 2008 08:48:34 +0000
Subject: [PATCH] #615772: raise a more explicit error from
 Tkinter.Misc.__contains__.

---
 Lib/lib-tk/Tkinter.py | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/Lib/lib-tk/Tkinter.py b/Lib/lib-tk/Tkinter.py
index eb8fd441be..5e3938d4c1 100644
--- a/Lib/lib-tk/Tkinter.py
+++ b/Lib/lib-tk/Tkinter.py
@@ -1200,6 +1200,8 @@ class Misc:
     __getitem__ = cget
     def __setitem__(self, key, value):
         self.configure({key: value})
+    def __contains__(self, key):
+        raise TypeError("Tkinter objects don't support 'in' tests.")
     def keys(self):
         """Return a list of all resource names of this widget."""
         return map(lambda x: x[0][1:],
-- 
2.50.1