use assert[Not]IsInstance where appropriate
diff --git a/Lib/test/test_bool.py b/Lib/test/test_bool.py
index 2a9ef5d..b797e0c 100644
--- a/Lib/test/test_bool.py
+++ b/Lib/test/test_bool.py
@@ -233,15 +233,15 @@
def test_boolean(self):
self.assertEqual(True & 1, 1)
- self.assertTrue(not isinstance(True & 1, bool))
+ self.assertNotIsInstance(True & 1, bool)
self.assertIs(True & True, True)
self.assertEqual(True | 1, 1)
- self.assertTrue(not isinstance(True | 1, bool))
+ self.assertNotIsInstance(True | 1, bool)
self.assertIs(True | True, True)
self.assertEqual(True ^ 1, 0)
- self.assertTrue(not isinstance(True ^ 1, bool))
+ self.assertNotIsInstance(True ^ 1, bool)
self.assertIs(True ^ True, False)
def test_fileclosed(self):