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-rw-r--r--Lib/test/test_tcl.py1
1 files changed, 1 insertions, 0 deletions
diff --git a/Lib/test/test_tcl.py b/Lib/test/test_tcl.py
index dda0c7a..5226ee6 100644
--- a/Lib/test/test_tcl.py
+++ b/Lib/test/test_tcl.py
@@ -376,6 +376,7 @@ class TclTest(unittest.TestCase):
result = arg
return arg
self.interp.createcommand('testfunc', testfunc)
+ self.addCleanup(self.interp.tk.deletecommand, 'testfunc')
def check(value, expected, eq=self.assertEqual):
r = self.interp.call('testfunc', value)
self.assertIsInstance(result, str)