pkg_resources: Remove stray Anys and use more Self & NoReturn…

… types (#11528)

stubs/setuptools/pkg_resources/__init__.pyi

@@ -5,19 +5,20 @@ from collections.abc import Callable, Generator, Iterable, Iterator, Sequence
 from io import BytesIO
 from pkgutil import get_importer as get_importer
 from re import Pattern
-from typing import IO, Any, ClassVar, Final, Literal, Protocol, TypeVar, overload, type_check_only
+from typing import IO, Any, ClassVar, Final, Literal, NoReturn, Protocol, TypeVar, overload, type_check_only
 from typing_extensions import Self, TypeAlias
 from zipfile import ZipInfo
 
 from ._vendored_packaging import requirements as packaging_requirements, version as packaging_version
 
 _T = TypeVar("_T")
 _D = TypeVar("_D", bound=Distribution)
-_NestedStr: TypeAlias = str | Iterable[str | Iterable[Any]]
+_NestedStr: TypeAlias = str | Iterable[str | Iterable[_NestedStr]]
 _InstallerType: TypeAlias = Callable[[Requirement], Distribution | None]
 _EPDistType: TypeAlias = Distribution | Requirement | str
 _MetadataType: TypeAlias = IResourceProvider | None
 _PkgReqType: TypeAlias = str | Requirement
+_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]
 _DistFinderType: TypeAlias = Callable[[_T, str, bool], Iterable[Distribution]]
@@ -158,7 +159,7 @@ class Environment:
     def obtain(self, requirement: Requirement, installer: Callable[[Requirement], _T]) -> _T: ...
     def __iter__(self) -> Iterator[str]: ...
     def __iadd__(self, other: Distribution | Environment) -> Self: ...
-    def __add__(self, other: Distribution | Environment) -> Environment: ...
+    def __add__(self, other: Distribution | Environment) -> Self: ...
 
 AvailableDistributions = Environment
 
@@ -178,7 +179,7 @@ class Requirement(packaging_requirements.Requirement):
     @staticmethod
     def parse(s: str | Iterable[str]) -> Requirement: ...
 
-def load_entry_point(dist: _EPDistType, group: str, name: str) -> Any: ...
+def load_entry_point(dist: _EPDistType, group: str, name: str) -> _ResolvedEntryPoint: ...
 @overload
 def get_entry_map(dist: _EPDistType, group: None = None) -> dict[str, dict[str, EntryPoint]]: ...
 @overload
@@ -200,11 +201,13 @@ class EntryPoint:
         extras: tuple[str, ...] = (),
         dist: Distribution | None = None,
     ) -> None: ...
-    def load(self, require: bool = True, env: Environment | None = ..., installer: _InstallerType | None = ...) -> Any: ...
-    def resolve(self) -> Any: ...
+    def load(
+        self, require: bool = True, env: Environment | None = ..., installer: _InstallerType | None = ...
+    ) -> _ResolvedEntryPoint: ...
+    def resolve(self) -> _ResolvedEntryPoint: ...
     def require(self, env: Environment | None = None, installer: _InstallerType | None = None) -> None: ...
     @classmethod
-    def parse(cls, src: str, dist: Distribution | None = None) -> EntryPoint: ...
+    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]: ...
     @classmethod
@@ -235,7 +238,7 @@ class ResourceManager:
     def resource_stream(self, package_or_requirement: _PkgReqType, resource_name: str) -> IO[bytes]: ...
     def resource_string(self, package_or_requirement: _PkgReqType, resource_name: str) -> bytes: ...
     def resource_listdir(self, package_or_requirement: _PkgReqType, resource_name: str) -> list[str]: ...
-    def extraction_error(self) -> None: ...
+    def extraction_error(self) -> NoReturn: ...
     def get_cache_path(self, archive_name: str, names: Iterable[str] = ()) -> str: ...
     def postprocess(self, tempname: str, filename: str) -> None: ...
     def set_extraction_path(self, path: str) -> None: ...
@@ -267,25 +270,28 @@ class IMetadataProvider(Protocol):
 class ResolutionError(Exception): ...
 
 class DistributionNotFound(ResolutionError):
+    def __init__(self, req: Requirement, requirers: set[str] | None, /, *args: object) -> None: ...
     @property
     def req(self) -> Requirement: ...
     @property
-    def requirers(self) -> set[str]: ...
+    def requirers(self) -> set[str] | None: ...
     @property
     def requirers_str(self) -> str: ...
     def report(self) -> str: ...
 
 class VersionConflict(ResolutionError):
+    def __init__(self, dist: Distribution, req: Requirement, /, *args: object) -> None: ...
     @property
-    def dist(self) -> Any: ...
+    def dist(self) -> Distribution: ...
     @property
-    def req(self) -> Any: ...
+    def req(self) -> Requirement: ...
     def report(self) -> str: ...
-    def with_context(self, required_by: set[Distribution | str]) -> VersionConflict: ...
+    def with_context(self, required_by: set[str]) -> Self | ContextualVersionConflict: ...
 
 class ContextualVersionConflict(VersionConflict):
+    def __init__(self, dist: Distribution, req: Requirement, required_by: set[str], /, *args: object) -> None: ...
     @property
-    def required_by(self) -> set[Distribution | str]: ...
+    def required_by(self) -> set[str]: ...
 
 class UnknownExtra(ResolutionError): ...
 
@@ -372,7 +378,7 @@ class Distribution(NullProvider):
     @classmethod
     def from_filename(cls, filename: str, metadata: _MetadataType = None, **kw: str | None | int) -> Distribution: ...
     def as_requirement(self) -> Requirement: ...
-    def load_entry_point(self, group: str, name: str) -> Any: ...
+    def load_entry_point(self, group: str, name: str) -> _ResolvedEntryPoint: ...
     @overload
     def get_entry_map(self, group: None = None) -> dict[str, dict[str, EntryPoint]]: ...
     @overload