gh-102433: Use `inspect.getattr_static` in `typing._ProtocolMeta.__instancecheck__` by AlexWaygood · Pull Request #103034 · python/cpython · GitHub

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AlexWaygood:runtime-protocols-getattr_static

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python/typing#1363

Use getattr_static rather than hasattr in _ProtocolMeta.__instancecheck__, in order to avoid unexpectedly evaluating descriptors and __getattr__ methods in the process of calling isinstance() against runtime-checkable pr

Typing: Document performance pitfalls of protocols decorated with @runtime_checkable #102936

isinstance on runtime_checkable Protocol has side-effects for @property methods #102433

implement winreg QueryValue / SetValue using QueryValueEx / SetValueEx #102344

awaiting core review

Wrong issue number

Merge branch 'main' into runtime-protocols-getattr_static

gh-74690: typing: Simplify and optimise _ProtocolMeta.__instancecheck__ #103159

gh-74690: Further optimise typing._ProtocolMeta.__instancecheck__ #103280

gh-102433: Use `inspect.getattr_static` in `typing._ProtocolMeta.__instancecheck__` (#103034)

gh-102433: Use `inspect.getattr_static` in `typing._ProtocolMeta.__instancecheck__` (#103034)

Backport performance improvements to runtime-checkable protocols python/typing_extensions#137

Backport use of getattr_static for _ProtocolMeta.__instancecheck__? python/typing_extensions#139

Use inspect.getattr_static in _ProtocolMeta.__instancecheck__ python/typing_extensions#140

[Bug] typing_extensions.Protocol unsupported under typing_extensions ≥ 4.6.0 beartype/beartype#241

typing_extensions >= 4.6.0 causes pip unit test failure tensorflow/tensorflow#60687

runtime checkable protocols potential raising error with custom getattribute #105134

python3-typing-extensions: upgrade 4.5.0 -> 4.6.2

python/cpython#23294

python/cpython#23383

python/cpython#74690

python/cpython#31628

python/cpython#101827

python/cpython#104048

python3-typing-extensions: upgrade 4.5.0 -> 4.6.2

python3-typing-extensions: upgrade 4.5.0 -> 4.6.2

Update dependency typing-extensions to v4.6.3 (

https://github.com/python/cpython/pull/105152](https://togithub.com/python/cpython/pull/105152)l/105152

https://github.com/python/cpython/pull/23294](https://togithub.com/python/cpython/pull/23294)3294

https://github.com/python/cpython/pull/23383](https://togithub.com/python/cpython/pull/23383)ll/23383