Set literals are available in python 2.7

gotyaoi · gotyaoi · commit 669bcd1d1284 · 2016-02-29T14:58:01.000-08:00
diff --git a/python3/koans/about_sets.py b/python3/koans/about_sets.py
@@ -16,7 +16,8 @@ def test_empty_sets_have_different_syntax_to_populated_sets(self):
         self.assertEqual(__, set())
 
     def test_dictionaries_and_sets_use_same_curly_braces(self):
-        # Note: Sets have only started using braces since Python 3
+        # Note: Literal sets using braces were introduced in python 3.
+        #       They were also backported to python 2.7.
 
         self.assertEqual(__, {1, 2, 3}.__class__)
         self.assertEqual(__, {'one': 1, 'two': 2}.__class__)
