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gh-104415: Fix refleak tests for typing.ByteString deprecation #104416

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Merged
JelleZijlstra merged 2 commits into from
May 12, 2023
Merged

gh-104415: Fix refleak tests for typing.ByteString deprecation #104416

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gh-104415: Fix refleak tests for `typing.ByteString` deprecation
sobolevn May 12, 2023
023a615
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sobolevn May 12, 2023
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gh-104415: Fix refleak tests for typing.ByteString deprecation
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@sobolevn
sobolevn committed May 12, 2023
commit e8f6c3d5d484ed02905c09c647dcae34c0f3c835
5 changes: 3 additions & 2 deletions Lib/test/test_typing.py
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Original file line number Diff line number Diff line change
Expand Up @@ -6004,16 +6004,17 @@ def test_mutablesequence(self):
self.assertNotIsInstance((), typing.MutableSequence)

def test_bytestring(self):
_typing = import_fresh_module('typing')
with self.assertWarns(DeprecationWarning):
from typing import ByteString
ByteString = _typing.ByteString
with self.assertWarns(DeprecationWarning):
self.assertIsInstance(b'', ByteString)
with self.assertWarns(DeprecationWarning):
self.assertIsInstance(bytearray(b''), ByteString)
with self.assertWarns(DeprecationWarning):
class Foo(ByteString): ...
with self.assertWarns(DeprecationWarning):
class Bar(ByteString, typing.Awaitable): ...
class Bar(ByteString, _typing.Awaitable): ...

def test_list(self):
self.assertIsSubclass(list, typing.List)
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