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Merged
srittau merged 3 commits into from
Feb 9, 2026
Merged

Remove Python 3.9 stubtest allowlists #15403

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68b9eb9
Remove Python 3.9 stubtest allowlists
srittau Feb 9, 2026
91b9f6c
Reference PR for removing builtins.ellipsis
srittau Feb 9, 2026
07e660b
Fix issue number
srittau Feb 9, 2026
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41 changes: 40 additions & 1 deletion stdlib/@tests/stubtest_allowlists/common.txt
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Expand Up @@ -59,6 +59,7 @@ _frozen_importlib_external.WindowsRegistryFinder.REGISTRY_KEY
_frozen_importlib_external.WindowsRegistryFinder.REGISTRY_KEY_DEBUG

builtins.OSError.characters_written # GetSetDescriptor that always raises AttributeError
builtins.ellipsis # does not exist at runtime, see https://github.com/python/typeshed/issues/7580
builtins.float.__getformat__ # Internal method for CPython test suite

# These super() dunders don't seem to be particularly useful,
Expand Down Expand Up @@ -180,11 +181,22 @@ sys.tracebacklimit # Must be set first
# ==========================================================

# async at runtime, deliberately not in the stub, see #7491
_collections_abc.AsyncGenerator.asend # pos-only differences also.
_collections_abc.AsyncGenerator.asend # pos-only differences also
_collections_abc.AsyncGenerator.__anext__
_collections_abc.AsyncGenerator.aclose
_collections_abc.AsyncGenerator.athrow # pos-only differences also
_collections_abc.AsyncIterator.__anext__

# positional-only complaints caused by differences between typing aliases and the "real" classes in the stdlib
_collections_abc.Coroutine.send
_collections_abc.Coroutine.throw
_collections_abc.Generator.send
_collections_abc.Generator.throw

# These are not positional-only at runtime, but we treat them as positional-only to match dict.
_collections_abc.MutableMapping.pop
_collections_abc.MutableMapping.setdefault

# Pretend typing.ByteString is a Union, to better match its documented semantics.
# As a side effect, this changes the definition of collections.abc.ByteString, which is okay,
# because it's not an ABC that makes any sense and was deprecated in 3.12
Expand Down Expand Up @@ -217,6 +229,7 @@ argparse.Namespace.__getattr__ # The whole point of this class is its attribute
_?ast.AST.__init__
_?ast.excepthandler.__init__
_?ast.expr.__init__
_?ast.pattern.__init__
_?ast.stmt.__init__

_ast.ImportFrom.level # None on the class, but never None on instances
Expand All @@ -235,6 +248,7 @@ asyncio.locks.Condition.locked
asyncio.locks.Condition.release

builtins.memoryview.__contains__ # C type that implements __getitem__
builtins.property.__set_name__ # Doesn't actually exist
builtins.reveal_locals # Builtins that type checkers pretends exist
builtins.reveal_type # Builtins that type checkers pretends exist

Expand All @@ -251,6 +265,7 @@ codecs.CodecInfo.streamwriter
codecs.StreamReaderWriter.\w+
codecs.StreamRecoder.\w+

collections.UserList.index # ignoring pos-or-keyword parameter
collections.UserList.sort # Runtime has *args but will error if any are supplied
collections.abc.* # Types are re-exported from _collections_abc, so errors should be fixed there
configparser.SectionProxy.__getattr__ # SectionProxy can have arbitrary attributes when custom converters are used
Expand Down Expand Up @@ -287,6 +302,8 @@ _?ctypes.Union.__setattr__ # doesn't exist, but makes things easy if we pretend
# These would ideally be special-cased by type checkers; see https://github.com/python/mypy/issues/2220
_?ctypes.Array.__iter__

dataclasses.KW_ONLY # white lies around defaults

# __all__-related weirdness (see #6523)
email.__all__
email.base64mime
Expand Down Expand Up @@ -317,6 +334,8 @@ http.HTTPStatus.description # set in __new__; work-around for enum wierdness
http.HTTPStatus.phrase # set in __new__; work-around for enum wierdness
imaplib.IMAP4_SSL.ssl # Depends on the existence and flags of SSL

importlib._abc.Loader.exec_module # See Lib/importlib/_abc.py. Might be defined for backwards compatibility

# runtime is *args, **kwargs due to a wrapper; we have more accurate signatures in the stubs
importlib._bootstrap_external.ExtensionFileLoader.get_filename
importlib._bootstrap_external.FileLoader.get_filename
Expand All @@ -326,6 +345,8 @@ importlib.abc.FileLoader.get_filename
importlib.abc.FileLoader.load_module
importlib.machinery.ExtensionFileLoader.get_filename

importlib.metadata._meta.SimplePath.joinpath # Runtime definition of protocol is incorrect

# We can't distinguish not having a default value from having a default value of inspect.Parameter.empty
inspect.Parameter.__init__
inspect.Signature.__init__
Expand Down Expand Up @@ -446,6 +467,8 @@ traceback.TracebackException.from_exception # explicitly expanding arguments go
turtle.ScrolledCanvas.find_all # Dynamically created, has unnecessary *args
turtle.ScrolledCanvas.select_clear # Dynamically created, has unnecessary *args
turtle.ScrolledCanvas.select_item # Dynamically created, has unnecessary *args
# this is implemented with *args having a minimum size so arguments before it must be positional (but stubtest doesn't see that)
tkinter.ttk.Style.element_create

types.GenericAlias.__call__ # Would be complicated to fix properly, Any could silence problems. #6392
types.GenericAlias.__getattr__
Expand Down Expand Up @@ -516,6 +539,17 @@ typing(_extensions)?\.(Async)?ContextManager
typing(_extensions)?\.IO\.__iter__
typing(_extensions)?\.IO\.__next__

# typing.IO uses positional-or-keyword arguments, but in the stubs we prefer
# to mark these as positional-only for compatibility with existing sub-classes.
typing(_extensions)?\.BinaryIO\.write
typing(_extensions)?\.IO\.read
typing(_extensions)?\.IO\.readline
typing(_extensions)?\.IO\.readlines
typing(_extensions)?\.IO\.seek
typing(_extensions)?\.IO\.truncate
typing(_extensions)?\.IO\.write
typing(_extensions)?\.IO\.writelines

types.MethodType.__closure__ # read-only but not actually a property; stubtest thinks it doesn't exist.
types.MethodType.__code__ # read-only but not actually a property; stubtest thinks it doesn't exist.
types.MethodType.__defaults__ # read-only but not actually a property; stubtest thinks it doesn't exist.
Expand Down Expand Up @@ -550,3 +584,8 @@ xml.etree.cElementTree.XMLParser.__init__ # Defined in C so has general signatu
# These would ideally be special-cased by type checkers; see https://github.com/python/mypy/issues/2220
xml.etree.ElementTree.Element.__iter__
xml.etree.cElementTree.Element.__iter__

# These three have a pos-or-keyword first parameter at runtime, but deliberately have a pos-only first parameter in the stub. #6812
posixpath.join
ntpath.join
os.path.join
83 changes: 0 additions & 83 deletions stdlib/@tests/stubtest_allowlists/darwin-py39.txt
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25 changes: 0 additions & 25 deletions stdlib/@tests/stubtest_allowlists/linux-py39.txt
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53 changes: 0 additions & 53 deletions stdlib/@tests/stubtest_allowlists/py310.txt
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Expand Up @@ -3,43 +3,6 @@
# =========================


# =======
# >= 3.10
# =======

builtins.ellipsis # type is not exposed anywhere
importlib._abc.Loader.exec_module # See Lib/importlib/_abc.py. Might be defined for backwards compatibility

# positional-only complaints caused by differences between typing aliases and the "real" classes in the stdlib
_collections_abc.Coroutine.send
_collections_abc.Coroutine.throw
_collections_abc.Generator.send
_collections_abc.Generator.throw

# These are not positional-only at runtime, but we treat them as positional-only to match dict.
_collections_abc.MutableMapping.pop
_collections_abc.MutableMapping.setdefault

# These three have a pos-or-keyword first parameter at runtime, but deliberately have a pos-only first parameter in the stub. #6812
posixpath.join
ntpath.join
os.path.join

# this is implemented with *args having a minimum size so arguments before it must be positional (but stubtest doesn't see that)
tkinter.ttk.Style.element_create

# typing.IO uses positional-or-keyword arguments, but in the stubs we prefer
# to mark these as positional-only for compatibility with existing sub-classes.
typing(_extensions)?\.BinaryIO\.write
typing(_extensions)?\.IO\.read
typing(_extensions)?\.IO\.readline
typing(_extensions)?\.IO\.readlines
typing(_extensions)?\.IO\.seek
typing(_extensions)?\.IO\.truncate
typing(_extensions)?\.IO\.write
typing(_extensions)?\.IO\.writelines


# =========
# 3.10 only
# =========
Expand Down Expand Up @@ -166,22 +129,6 @@ importlib.abc.Traversable.open # Problematic protocol signature at runtime, see
typing_extensions.TypeAliasType.__call__


# =============================================================
# Allowlist entries that cannot or should not be fixed; >= 3.10
# =============================================================

# Runtime AST node runtime constructor behaviour is too loose.
# For static typing, the loose behaviour is undesirable (https://github.com/python/typeshed/issues/8378).
# For the runtime, the loose behaviour is deprecated in Python 3.13 (https://github.com/python/cpython/issues/105858)
_?ast.pattern.__init__

_collections_abc.AsyncGenerator.athrow # async at runtime, deliberately not in the stub, see #7491. Pos-only differences also.
builtins.property.__set_name__ # Doesn't actually exist
collections\.UserList\.index # ignoring pos-or-keyword parameter
dataclasses.KW_ONLY # white lies around defaults
importlib.metadata._meta.SimplePath.joinpath # Runtime definition of protocol is incorrect


# ===============================================================
# Allowlist entries that cannot or should not be fixed; 3.10 only
# ===============================================================
Expand Down
53 changes: 0 additions & 53 deletions stdlib/@tests/stubtest_allowlists/py311.txt
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Expand Up @@ -23,43 +23,6 @@ enum.StrEnum._generate_next_value_
# ====================================


# =======
# >= 3.10
# =======

builtins.ellipsis # type is not exposed anywhere
importlib._abc.Loader.exec_module # See Lib/importlib/_abc.py. Might be defined for backwards compatibility

# positional-only complaints caused by differences between typing aliases and the "real" classes in the stdlib
_collections_abc.Coroutine.send
_collections_abc.Coroutine.throw
_collections_abc.Generator.send
_collections_abc.Generator.throw

# These are not positional-only at runtime, but we treat them as positional-only to match dict.
_collections_abc.MutableMapping.pop
_collections_abc.MutableMapping.setdefault

# These three have a pos-or-keyword first parameter at runtime, but deliberately have a pos-only first parameter in the stub. #6812
posixpath.join
ntpath.join
os.path.join

# this is implemented with *args having a minimum size so arguments before it must be positional (but stubtest doesn't see that)
tkinter.ttk.Style.element_create

# typing.IO uses positional-or-keyword arguments, but in the stubs we prefer
# to mark these as positional-only for compatibility with existing sub-classes.
typing(_extensions)?\.BinaryIO\.write
typing(_extensions)?\.IO\.read
typing(_extensions)?\.IO\.readline
typing(_extensions)?\.IO\.readlines
typing(_extensions)?\.IO\.seek
typing(_extensions)?\.IO\.truncate
typing(_extensions)?\.IO\.write
typing(_extensions)?\.IO\.writelines


# ============
# 3.10 to 3.11
# ============
Expand Down Expand Up @@ -152,22 +115,6 @@ typing\._SpecialForm.* # Super-special typing primitive
typing\.LiteralString # Super-special typing primitive


# =============================================================
# Allowlist entries that cannot or should not be fixed; >= 3.10
# =============================================================

# Runtime AST node runtime constructor behaviour is too loose.
# For static typing, the loose behaviour is undesirable (https://github.com/python/typeshed/issues/8378).
# For the runtime, the loose behaviour is deprecated in Python 3.13 (https://github.com/python/cpython/issues/105858)
_?ast.pattern.__init__

_collections_abc.AsyncGenerator.athrow # async at runtime, deliberately not in the stub, see #7491. Pos-only differences also.
builtins.property.__set_name__ # Doesn't actually exist
collections\.UserList\.index # ignoring pos-or-keyword parameter
dataclasses.KW_ONLY # white lies around defaults
importlib.metadata._meta.SimplePath.joinpath # Runtime definition of protocol is incorrect


# ===============================================================
# Allowlist entries that cannot or should not be fixed; 3.11 only
# ===============================================================
Expand Down
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