commit b6d68aa08baebb753534a26d537ac3c0d2c21c79
author Raymond Hettinger <rhettinger@users.noreply.github.com> Thu Feb 04 15:52:16 2021 -0800
committer GitHub <noreply@github.com> Thu Feb 04 15:52:16 2021 -0800
tree 8678fd8056357e83a28a44dda92f857a01aa8ec9
parent 196d4deaf4810a0bba75ba537dd40f2d71a5a634

bpo-43102:  Set namedtuple __new__'s internal builtins to a dict. (GH-24439)

Lib/test/test_collections.py

diff --git a/Lib/test/test_collections.py b/Lib/test/test_collections.py
index a1ca958..befb7ab 100644
--- a/Lib/test/test_collections.py
+++ b/Lib/test/test_collections.py
@@ -681,6 +681,11 @@ class NewPoint(tuple):
         self.assertEqual(np.x, 1)
         self.assertEqual(np.y, 2)
 
+    def test_new_builtins_issue_43102(self):
+        self.assertEqual(
+            namedtuple('C', ()).__new__.__globals__['__builtins__'],
+            {})
+
 
 ################################################################################
 ### Abstract Base Classes