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-rw-r--r--Lib/test/test_set.py2
1 files changed, 1 insertions, 1 deletions
diff --git a/Lib/test/test_set.py b/Lib/test/test_set.py
index 499406f..d38a675 100644
--- a/Lib/test/test_set.py
+++ b/Lib/test/test_set.py
@@ -221,7 +221,7 @@ class TestJointOps(unittest.TestCase):
self.failIf(set('cbs').issuperset('a'))
def test_pickling(self):
- for i in (0, 1, 2):
+ for i in range(pickle.HIGHEST_PROTOCOL + 1):
p = pickle.dumps(self.s, i)
dup = pickle.loads(p)
self.assertEqual(self.s, dup, "%s != %s" % (self.s, dup))