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gh-112438: Fix support of format units with the "e" prefix in nested tuples in PyArg_Parse (gh-112439)

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Serhiy Storchaka 2023-11-27 19:32:55 +02:00 • committed by GitHub
parent 812360fddd
commit 4eea1e8236
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4 changed files with 40 additions and 6 deletions
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28
Lib/test/test_capi/test_getargs.py
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@ -1314,6 +1314,34 @@ class ParseTupleAndKeywords_Test(unittest.TestCase):
f"'{name2}' is an invalid keyword argument"):
parse((), {name2: 1, name3: 2}, '|OO', [name, name3])
def test_nested_tuple(self):
parse = _testcapi.parse_tuple_and_keywords
self.assertEqual(parse(((1, 2, 3),), {}, '(OOO)', ['a']), (1, 2, 3))
self.assertEqual(parse((1, (2, 3), 4), {}, 'O(OO)O', ['a', 'b', 'c']),
(1, 2, 3, 4))
parse(((1, 2, 3),), {}, '(iii)', ['a'])
with self.assertRaisesRegex(TypeError,
"argument 1 must be sequence of length 2, not 3"):
parse(((1, 2, 3),), {}, '(ii)', ['a'])
with self.assertRaisesRegex(TypeError,
"argument 1 must be sequence of length 2, not 1"):
parse(((1,),), {}, '(ii)', ['a'])
with self.assertRaisesRegex(TypeError,
"argument 1 must be 2-item sequence, not int"):
parse((1,), {}, '(ii)', ['a'])
with self.assertRaisesRegex(TypeError,
"argument 1 must be 2-item sequence, not bytes"):
parse((b'ab',), {}, '(ii)', ['a'])
for f in 'es', 'et', 'es#', 'et#':
with self.assertRaises(LookupError): # empty encoding ""
parse((('a',),), {}, '(' + f + ')', ['a'])
with self.assertRaisesRegex(TypeError,
"argument 1 must be sequence of length 1, not 0"):
parse(((),), {}, '(' + f + ')', ['a'])
if __name__ == "__main__":
unittest.main()