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bpo-42990: Add __builtins__ attribute to functions (GH-24559)

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Expose the new PyFunctionObject.func_builtins member in Python as a
new __builtins__ attribute on functions.

Document also the behavior change in What's New in Python 3.10.
This commit is contained in:
Victor Stinner 2021-02-18 12:35:37 +01:00 • committed by GitHub
parent 366dc3a135
commit a3c3ffa68e
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6 changed files with 24 additions and 3 deletions
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7
Lib/test/test_collections.py
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@ -682,9 +682,10 @@ class TestNamedTuple(unittest.TestCase):
self.assertEqual(np.y, 2)
def test_new_builtins_issue_43102(self):
self.assertEqual(
namedtuple('C', ()).__new__.__globals__['__builtins__'],
{})
obj = namedtuple('C', ())
new_func = obj.__new__
self.assertEqual(new_func.__globals__['__builtins__'], {})
self.assertEqual(new_func.__builtins__, {})
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