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gh-91896: Deprecate collections.abc.ByteString (#102096)

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Co-authored-by: Alex Waygood <Alex.Waygood@Gmail.com>
Co-authored-by: Hugo van Kemenade <hugovk@users.noreply.github.com>
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Shantanu 2023-05-04 09:39:33 -07:00 • committed by GitHub
parent 2ba931ff72
commit 09b7695f12
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6 changed files with 48 additions and 7 deletions
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19
Lib/test/test_collections.py
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@ -1940,14 +1940,25 @@ class TestCollectionABCs(ABCTestCase):
def test_ByteString(self):
for sample in [bytes, bytearray]:
self.assertIsInstance(sample(), ByteString)
with self.assertWarns(DeprecationWarning):
self.assertIsInstance(sample(), ByteString)
self.assertTrue(issubclass(sample, ByteString))
for sample in [str, list, tuple]:
self.assertNotIsInstance(sample(), ByteString)
with self.assertWarns(DeprecationWarning):
self.assertNotIsInstance(sample(), ByteString)
self.assertFalse(issubclass(sample, ByteString))
self.assertNotIsInstance(memoryview(b""), ByteString)
with self.assertWarns(DeprecationWarning):
self.assertNotIsInstance(memoryview(b""), ByteString)
self.assertFalse(issubclass(memoryview, ByteString))
self.validate_abstract_methods(ByteString, '__getitem__', '__len__')
with self.assertWarns(DeprecationWarning):
self.validate_abstract_methods(ByteString, '__getitem__', '__len__')
with self.assertWarns(DeprecationWarning):
class X(ByteString): pass
with self.assertWarns(DeprecationWarning):
# No metaclass conflict
class Z(ByteString, Awaitable): pass
def test_Buffer(self):
for sample in [bytes, bytearray, memoryview]: