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Update _frozen_importlib_external for Python 3.15 #16036

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Merged
srittau merged 6 commits into from
Sep 10, 2026
Merged

Update _frozen_importlib_external for Python 3.15 #16036

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2695791
Update _frozen_importlib_external for Python 3.15
raul-sq Jul 19, 2026
f2bf58f
[pre-commit.ci] auto fixes from pre-commit.com hooks
pre-commit-ci[bot] Jul 19, 2026
55fc499
Merge branch 'main' into fix-frozen-importlib-external-py315
srittau Jul 21, 2026
eeff61a
Merge remote-tracking branch 'upstream/main' into codex/pr-16036-fixes
JelleZijlstra Sep 6, 2026
097eb98
Allow namespace path finders to return None
JelleZijlstra Sep 6, 2026
763a599
Merge remote-tracking branch 'upstream/main' into codex/pr-16036-fixes
JelleZijlstra Sep 6, 2026
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1 change: 0 additions & 1 deletion stdlib/@tests/stubtest_allowlists/py315.txt
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Original file line number Diff line number Diff line change
Expand Up @@ -2,7 +2,6 @@
# TODO: Allowlist entries that should be fixed
# ============================================

_frozen_importlib_external.PathFinder.discover
dataclasses.MISSING
dataclasses._MISSING_TYPE
dataclasses.field
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15 changes: 12 additions & 3 deletions stdlib/_frozen_importlib_external.pyi
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Expand Up @@ -74,6 +74,10 @@ class PathFinder(importlib.abc.MetaPathFinder):
@deprecated("Deprecated since Python 3.4; removed in Python 3.12. Use `find_spec()` instead.")
def find_module(cls, fullname: str, path: Sequence[str] | None = None) -> importlib.abc.Loader | None: ...

if sys.version_info >= (3, 15):
@classmethod
def discover(cls, parent: ModuleSpec | None = None) -> Iterator[ModuleSpec]: ...

SOURCE_SUFFIXES: Final[list[str]]
DEBUG_BYTECODE_SUFFIXES: Final = [".pyc"]
OPTIMIZED_BYTECODE_SUFFIXES: Final = [".pyc"]
Expand All @@ -88,6 +92,9 @@ class FileFinder(importlib.abc.PathEntryFinder):
cls, *loader_details: tuple[type[importlib.abc.Loader], list[str]]
) -> Callable[[str], importlib.abc.PathEntryFinder]: ...

if sys.version_info >= (3, 15):
def discover(self, parent: ModuleSpec | None = None) -> Iterator[ModuleSpec]: ...

class _LoaderBasics:
def is_package(self, fullname: str) -> bool: ...
def create_module(self, spec: ModuleSpec) -> types.ModuleType | None: ...
Expand Down Expand Up @@ -153,7 +160,7 @@ class ExtensionFileLoader(FileLoader, _LoaderBasics, importlib.abc.ExecutionLoad
if sys.version_info >= (3, 15):
class NamespacePath:
def __init__(
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec]
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec | None]
) -> None: ...
def __iter__(self) -> Iterator[str]: ...
def __getitem__(self, index: int) -> str: ...
Expand All @@ -162,10 +169,12 @@ if sys.version_info >= (3, 15):
def __contains__(self, item: str) -> bool: ...
def append(self, item: str) -> None: ...

_NamespacePath = NamespacePath

if sys.version_info >= (3, 11):
class NamespaceLoader(importlib.abc.InspectLoader):
def __init__(
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec]
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec | None]
) -> None: ...
def is_package(self, fullname: str) -> Literal[True]: ...
def get_source(self, fullname: str) -> Literal[""]: ...
Expand All @@ -188,7 +197,7 @@ if sys.version_info >= (3, 11):
else:
class _NamespaceLoader:
def __init__(
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec]
self, name: str, path: MutableSequence[str], path_finder: Callable[[str, tuple[str, ...]], ModuleSpec | None]
) -> None: ...
def is_package(self, fullname: str) -> Literal[True]: ...
def get_source(self, fullname: str) -> Literal[""]: ...
Expand Down