pkg_resources: Updates from upstream typing merge (#11455)

stubs/setuptools/pkg_resources/__init__.pyi

@@ -1,8 +1,9 @@
 import types
 import zipimport
-from _typeshed import Incomplete
+from _typeshed import Incomplete, StrPath, Unused
 from collections.abc import Callable, Generator, Iterable, Iterator, Sequence
 from io import BytesIO
+from itertools import chain
 from pkgutil import get_importer as get_importer
 from re import Pattern
 from typing import IO, Any, ClassVar, Final, Literal, NoReturn, Protocol, TypeVar, overload, type_check_only
@@ -13,11 +14,11 @@ from ._vendored_packaging import requirements as packaging_requirements, version
 
 _T = TypeVar("_T")
 _D = TypeVar("_D", bound=Distribution)
-_NestedStr: TypeAlias = str | Iterable[str | Iterable[_NestedStr]]
+_NestedStr: TypeAlias = str | Iterable[_NestedStr]
 _InstallerType: TypeAlias = Callable[[Requirement], Distribution | None]
-_EPDistType: TypeAlias = Distribution | Requirement | str
-_MetadataType: TypeAlias = IResourceProvider | None
 _PkgReqType: TypeAlias = str | Requirement
+_EPDistType: TypeAlias = Distribution | _PkgReqType
+_MetadataType: TypeAlias = IResourceProvider | None
 _ResolvedEntryPoint: TypeAlias = Any  # Can be any attribute in the module
 _ModuleLike: TypeAlias = object | types.ModuleType  # Any object that optionally has __loader__ or __file__, usually a module
 _ProviderFactoryType: TypeAlias = Callable[[_ModuleLike], IResourceProvider]
@@ -163,18 +164,19 @@ class Environment:
 
 AvailableDistributions = Environment
 
-def parse_requirements(strs: str | Iterable[str]) -> Generator[Requirement, None, None]: ...
+def parse_requirements(strs: _NestedStr) -> Iterator[Requirement]: ...
 
 class RequirementParseError(packaging_requirements.InvalidRequirement): ...
 
 class Requirement(packaging_requirements.Requirement):
     unsafe_name: str
     project_name: str
     key: str
-    extras: tuple[str, ...]  # type: ignore[assignment]  # incompatible override of attribute on base class
+    # packaging.requirements.Requirement uses a set for its extras. setuptools/pkg_resources uses a variable-length tuple
+    extras: tuple[str, ...]  # type: ignore[assignment]
     specs: list[tuple[str, str]]
     def __init__(self, requirement_string: str) -> None: ...
-    def __eq__(self, other_requirement: object) -> bool: ...
+    def __eq__(self, other: object) -> bool: ...
     def __contains__(self, item: Distribution | str | tuple[str, ...]) -> bool: ...
     @staticmethod
     def parse(s: str | Iterable[str]) -> Requirement: ...
@@ -187,33 +189,31 @@ def get_entry_map(dist: _EPDistType, group: str) -> dict[str, EntryPoint]: ...
 def get_entry_info(dist: _EPDistType, group: str, name: str) -> EntryPoint | None: ...
 
 class EntryPoint:
-    pattern: ClassVar[Pattern[str]]
     name: str
     module_name: str
     attrs: tuple[str, ...]
     extras: tuple[str, ...]
     dist: Distribution | None
     def __init__(
-        self,
-        name: str,
-        module_name: str,
-        attrs: tuple[str, ...] = (),
-        extras: tuple[str, ...] = (),
-        dist: Distribution | None = None,
+        self, name: str, module_name: str, attrs: Iterable[str] = (), extras: Iterable[str] = (), dist: Distribution | None = None
     ) -> None: ...
+    @overload
     def load(
-        self, require: bool = True, env: Environment | None = ..., installer: _InstallerType | None = ...
+        self, require: Literal[True] = True, env: Environment | None = None, installer: _InstallerType | None = None
     ) -> _ResolvedEntryPoint: ...
+    @overload
+    def load(self, require: Literal[False], *args: Unused, **kwargs: Unused) -> _ResolvedEntryPoint: ...
     def resolve(self) -> _ResolvedEntryPoint: ...
     def require(self, env: Environment | None = None, installer: _InstallerType | None = None) -> None: ...
+    pattern: ClassVar[Pattern[str]]
     @classmethod
     def parse(cls, src: str, dist: Distribution | None = None) -> Self: ...
     @classmethod
-    def parse_group(cls, group: str, lines: str | Sequence[str], dist: Distribution | None = None) -> dict[str, EntryPoint]: ...
+    def parse_group(cls, group: str, lines: _NestedStr, dist: Distribution | None = None) -> dict[str, Self]: ...
     @classmethod
     def parse_map(
-        cls, data: dict[str, str | Sequence[str]] | str | Sequence[str], dist: Distribution | None = None
-    ) -> dict[str, EntryPoint]: ...
+        cls, data: str | Iterable[str] | dict[str, str | Iterable[str]], dist: Distribution | None = None
+    ) -> dict[str, dict[str, Self]]: ...
 
 def find_distributions(path_item: str, only: bool = False) -> Generator[Distribution, None, None]: ...
 @overload
@@ -229,9 +229,8 @@ CHECKOUT_DIST: Final = 0
 DEVELOP_DIST: Final = -1
 
 class ResourceManager:
-    extraction_path: Incomplete
+    extraction_path: str | None
     cached_files: Incomplete
-    def __init__(self) -> None: ...
     def resource_exists(self, package_or_requirement: _PkgReqType, resource_name: str) -> bool: ...
     def resource_isdir(self, package_or_requirement: _PkgReqType, resource_name: str) -> bool: ...
     def resource_filename(self, package_or_requirement: _PkgReqType, resource_name: str) -> str: ...
@@ -260,11 +259,11 @@ def get_provider(moduleOrReq: str) -> IResourceProvider: ...
 def get_provider(moduleOrReq: Requirement) -> Distribution: ...
 
 class IMetadataProvider(Protocol):
-    def has_metadata(self, name: str) -> bool | None: ...
+    def has_metadata(self, name: str) -> bool: ...
+    def get_metadata(self, name: str) -> str: ...
+    def get_metadata_lines(self, name: str) -> Iterator[str]: ...
     def metadata_isdir(self, name: str) -> bool: ...
     def metadata_listdir(self, name: str) -> list[str]: ...
-    def get_metadata(self, name: str) -> str: ...
-    def get_metadata_lines(self, name: str) -> Generator[str, None, None]: ...
     def run_script(self, script_name: str, namespace: dict[str, Any]) -> None: ...
 
 class ResolutionError(Exception): ...
@@ -298,7 +297,7 @@ class UnknownExtra(ResolutionError): ...
 class ExtractionError(Exception):
     manager: ResourceManager
     cache_path: str
-    original_error: Exception
+    original_error: BaseException | None
 
 def register_finder(importer_type: type[_T], distribution_finder: _DistFinderType[_T]) -> None: ...
 def register_loader_type(loader_type: type[_ModuleLike], provider_factory: _ProviderFactoryType) -> None: ...
@@ -326,9 +325,9 @@ class NullProvider:
     def get_resource_stream(self, manager: ResourceManager, resource_name) -> BytesIO: ...
     def get_resource_string(self, manager: ResourceManager, resource_name): ...
     def has_resource(self, resource_name) -> bool: ...
-    def has_metadata(self, name: str) -> bool | None: ...
+    def has_metadata(self, name: str) -> bool: ...
     def get_metadata(self, name: str) -> str: ...
-    def get_metadata_lines(self, name: str) -> Generator[str, None, None]: ...
+    def get_metadata_lines(self, name: str) -> chain[str]: ...
     def resource_isdir(self, resource_name) -> bool: ...
     def metadata_isdir(self, name: str) -> bool: ...
     def resource_listdir(self, resource_name) -> list[str]: ...
@@ -339,26 +338,26 @@ class NullProvider:
 class Distribution(NullProvider):
     PKG_INFO: ClassVar[str]
     project_name: str
-    py_version: str
+    py_version: str | None
     platform: str | None
-    location: str
+    location: str | None
     precedence: int
     def __init__(
         self,
         location: str | None = None,
         metadata: _MetadataType = None,
         project_name: str | None = None,
         version: str | None = None,
-        py_version: str = ...,
+        py_version: str | None = ...,
         platform: str | None = None,
         precedence: int = 3,
     ) -> None: ...
     @classmethod
     def from_location(
-        cls, location: str, basename: str, metadata: _MetadataType = None, **kw: str | None | int
+        cls, location: str, basename: str, metadata: _MetadataType = None, *, precedence: int = 3
     ) -> Distribution: ...
     @property
-    def hashcmp(self) -> tuple[Incomplete, int, str, Incomplete | None, str, str]: ...
+    def hashcmp(self) -> tuple[parse_version, int, str, str | None, str, str]: ...
     def __hash__(self) -> int: ...
     def __lt__(self, other: Distribution) -> bool: ...
     def __le__(self, other: Distribution) -> bool: ...
@@ -372,11 +371,11 @@ class Distribution(NullProvider):
     def parsed_version(self) -> packaging_version.Version: ...
     @property
     def version(self) -> str: ...
-    def requires(self, extras: tuple[str, ...] = ()) -> list[Requirement]: ...
+    def requires(self, extras: Iterable[str] = ()) -> list[Requirement]: ...
     def activate(self, path: list[str] | None = None, replace: bool = False) -> None: ...
     def egg_name(self) -> str: ...  # type: ignore[override]  # supertype's egg_name is a variable, not a method
     @classmethod
-    def from_filename(cls, filename: str, metadata: _MetadataType = None, **kw: str | None | int) -> Distribution: ...
+    def from_filename(cls, filename: str, metadata: _MetadataType = None, *, precedence: int = 3) -> Distribution: ...
     def as_requirement(self) -> Requirement: ...
     def load_entry_point(self, group: str, name: str) -> _ResolvedEntryPoint: ...
     @overload
@@ -387,7 +386,7 @@ class Distribution(NullProvider):
     def insert_on(self, path, loc: Incomplete | None = None, replace: bool = False) -> None: ...
     def check_version_conflict(self) -> None: ...
     def has_version(self) -> bool: ...
-    def clone(self, **kw: str | int | None) -> Requirement: ...
+    def clone(self, **kw: str | int | IResourceProvider | None) -> Requirement: ...
     @property
     def extras(self) -> list[str]: ...
 
@@ -426,13 +425,14 @@ class EmptyProvider(NullProvider):
 empty_provider: EmptyProvider
 
 class FileMetadata(EmptyProvider):
-    def __init__(self, path: str) -> None: ...
+    path: StrPath
+    def __init__(self, path: StrPath) -> None: ...
 
 class PEP440Warning(RuntimeWarning): ...
 
 parse_version = packaging_version.Version
 
-def yield_lines(iterable: _NestedStr) -> Generator[str, None, None]: ...
+def yield_lines(iterable: _NestedStr) -> chain[str]: ...
 def split_sections(s: _NestedStr) -> Generator[tuple[str | None, list[str]], None, None]: ...
 def safe_name(name: str) -> str: ...
 def safe_version(version: str) -> str: ...