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Fix the ImportWarning regarding __spec__ and __package__ being None (GH-16003) 

(cherry picked from commit 6e1a30b15e)

Co-authored-by: Xtreak <tir.karthi@gmail.com>
This commit is contained in:
Miss Islington (bot) 2019-09-13 03:53:22 -07:00 committed by GitHub
parent 8750dfe09e
commit 52c99aeb9f
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1 changed files with 4 additions and 3 deletions
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7
Lib/test/test_builtin.py
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@ -161,9 +161,10 @@ class BuiltinTest(unittest.TestCase):
self.assertRaises(ValueError, __import__, '')
self.assertRaises(TypeError, __import__, 'sys', name='sys')
# Relative import outside of a package with no __package__ or __spec__ (bpo-37409).
self.assertRaises(ImportError, __import__, '',
{'__package__': None, '__spec__': None, '__name__': '__main__'},
locals={}, fromlist=('foo',), level=1)
with self.assertWarns(ImportWarning):
self.assertRaises(ImportError, __import__, '',
{'__package__': None, '__spec__': None, '__name__': '__main__'},
locals={}, fromlist=('foo',), level=1)
# embedded null character
self.assertRaises(ModuleNotFoundError, __import__, 'string\x00')