use assert[Not]In where appropriate
diff --git a/Lib/test/test_dict.py b/Lib/test/test_dict.py
index 075f9dc..6c0c65b 100644
--- a/Lib/test/test_dict.py
+++ b/Lib/test/test_dict.py
@@ -67,12 +67,13 @@
def test_contains(self):
d = {}
+ self.assertNotIn('a', d)
self.assertTrue(not ('a' in d))
self.assertTrue('a' not in d)
d = {'a': 1, 'b': 2}
- self.assertTrue('a' in d)
- self.assertTrue('b' in d)
- self.assertTrue('c' not in d)
+ self.assertIn('a', d)
+ self.assertIn('b', d)
+ self.assertNotIn('c', d)
self.assertRaises(TypeError, d.__contains__)
@@ -430,8 +431,8 @@
d = D({1: 2, 3: 4})
self.assertEqual(d[1], 2)
self.assertEqual(d[3], 4)
- self.assertTrue(2 not in d)
- self.assertTrue(2 not in d.keys())
+ self.assertNotIn(2, d)
+ self.assertNotIn(2, d.keys())
self.assertEqual(d[2], 42)
class E(dict):
def __missing__(self, key):