use assert[Not]In where appropriate
diff --git a/Lib/test/pickletester.py b/Lib/test/pickletester.py
index 0bdcc10..c9e74b8 100644
--- a/Lib/test/pickletester.py
+++ b/Lib/test/pickletester.py
@@ -767,8 +767,8 @@
# Dump using protocol 1 for comparison.
s1 = self.dumps(x, 1)
- self.assertTrue(__name__ in s1)
- self.assertTrue("MyList" in s1)
+ self.assertIn(__name__, s1)
+ self.assertIn("MyList", s1)
self.assertEqual(opcode_in_pickle(opcode, s1), False)
y = self.loads(s1)
@@ -777,8 +777,8 @@
# Dump using protocol 2 for test.
s2 = self.dumps(x, 2)
- self.assertTrue(__name__ not in s2)
- self.assertTrue("MyList" not in s2)
+ self.assertNotIn(__name__, s2)
+ self.assertNotIn("MyList", s2)
self.assertEqual(opcode_in_pickle(opcode, s2), True)
y = self.loads(s2)