Surface lowercase type instead of Type in error messages on Python 3.9 and above

[rohitsanj]

Fixes #13027 (or at least half of it)

[github-actions]

Diff from mypy_primer, showing the effect of this PR on open source code:

apprise (https://github.com/caronc/apprise)
- apprise/logger.py:69: error: "Type[Logger]" has no attribute "trace"  [attr-defined]
+ apprise/logger.py:69: error: "type[Logger]" has no attribute "trace"  [attr-defined]
- apprise/logger.py:70: error: "Type[Logger]" has no attribute "deprecate"  [attr-defined]
+ apprise/logger.py:70: error: "type[Logger]" has no attribute "deprecate"  [attr-defined]
- apprise/plugins/NotifyWindows.py:103: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyWindows.py:103: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifySyslog.py:158: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifySyslog.py:158: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifySyslog.py:180: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifySyslog.py:180: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyMacOSX.py:117: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyMacOSX.py:117: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyMQTT.py:150: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyMQTT.py:150: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyMQTT.py:185: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyMQTT.py:185: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyGrowl.py:145: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyGrowl.py:145: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyGrowl.py:165: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyGrowl.py:165: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyGnome.py:148: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyGnome.py:148: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyEmail.py:366: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyEmail.py:366: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyEmail.py:393: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyEmail.py:393: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyEmail.py:841: error: Incompatible types in assignment (expression has type "Type[SMTP_SSL]", variable has type "Type[SMTP]")  [assignment]
+ apprise/plugins/NotifyEmail.py:841: error: Incompatible types in assignment (expression has type "type[SMTP_SSL]", variable has type "type[SMTP]")  [assignment]
- apprise/plugins/NotifyDBus.py:212: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyDBus.py:212: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyZulip.py:129: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyZulip.py:129: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyZulip.py:165: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyZulip.py:165: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyXML.py:97: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyXML.py:97: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyXML.py:122: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyXML.py:122: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyXBMC.py:98: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyXBMC.py:98: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyXBMC.py:122: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyXBMC.py:122: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyWebexTeams.py:121: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyWebexTeams.py:121: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyVonage.py:83: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyVonage.py:83: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyVonage.py:119: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyVonage.py:119: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyVoipms.py:86: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyVoipms.py:86: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyVoipms.py:118: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyVoipms.py:118: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyTwitter.py:138: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyTwitter.py:138: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyTwitter.py:176: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyTwitter.py:176: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyTwist.py:104: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyTwist.py:104: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyTwist.py:132: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyTwist.py:132: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyTwilio.py:105: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyTwilio.py:105: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyTwilio.py:147: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyTwilio.py:147: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyTelegram.py:268: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyTelegram.py:268: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyTelegram.py:292: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyTelegram.py:292: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifyTechulusPush.py:100: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyTechulusPush.py:100: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyStreamlabs.py:110: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifyStreamlabs.py:110: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifyStreamlabs.py:121: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifyStreamlabs.py:121: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifySpontit.py:111: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifySpontit.py:111: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifySpontit.py:143: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifySpontit.py:143: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifySparkPost.py:160: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifySparkPost.py:160: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifySparkPost.py:184: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifySparkPost.py:184: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]
- apprise/plugins/NotifySlack.py:179: error: "Type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
+ apprise/plugins/NotifySlack.py:179: error: "type[NotifyBase]" has no attribute "template_tokens"  [attr-defined]
- apprise/plugins/NotifySlack.py:252: error: "Type[NotifyBase]" has no attribute "template_args"  [attr-defined]
+ apprise/plugins/NotifySlack.py:252: error: "type[NotifyBase]" has no attribute "template_args"  [attr-defined]

... (truncated 248 lines) ...

Auto-Split (https://github.com/Avasam/Auto-Split)
- src/capture_method/__init__.py:85: error: Incompatible types in assignment (expression has type "None", base class "dict" defined the type as "Callable[[dict[CaptureMethodEnum, Type[CaptureMethodBase]], CaptureMethodEnum], Type[CaptureMethodBase]]")  [assignment]
+ src/capture_method/__init__.py:85: error: Incompatible types in assignment (expression has type "None", base class "dict" defined the type as "Callable[[dict[CaptureMethodEnum, type[CaptureMethodBase]], CaptureMethodEnum], type[CaptureMethodBase]]")  [assignment]
- src/capture_method/__init__.py:87: note:          def get(self, CaptureMethodEnum, /) -> Type[CaptureMethodBase] | None
+ src/capture_method/__init__.py:87: note:          def get(self, CaptureMethodEnum, /) -> type[CaptureMethodBase] | None
- src/capture_method/__init__.py:87: note:          def [_T] get(self, CaptureMethodEnum, Type[CaptureMethodBase] | _T, /) -> Type[CaptureMethodBase] | _T
+ src/capture_method/__init__.py:87: note:          def [_T] get(self, CaptureMethodEnum, type[CaptureMethodBase] | _T, /) -> type[CaptureMethodBase] | _T
- src/capture_method/__init__.py:87: note:          def get(self, CaptureMethodEnum, /) -> Type[CaptureMethodBase] | None
+ src/capture_method/__init__.py:87: note:          def get(self, CaptureMethodEnum, /) -> type[CaptureMethodBase] | None
- src/capture_method/__init__.py:87: note:          def [_T] get(self, CaptureMethodEnum, /, default: Type[CaptureMethodBase] | _T) -> Type[CaptureMethodBase] | _T
+ src/capture_method/__init__.py:87: note:          def [_T] get(self, CaptureMethodEnum, /, default: type[CaptureMethodBase] | _T) -> type[CaptureMethodBase] | _T

pylox (https://github.com/sco1/pylox)
- pylox/containers/array.py:146: error: Incompatible types in assignment (expression has type "Type[LoxArray]", variable has type "LoxClass")  [assignment]
+ pylox/containers/array.py:146: error: Incompatible types in assignment (expression has type "type[LoxArray]", variable has type "LoxClass")  [assignment]

sublime_debugger (https://github.com/daveleroy/sublime_debugger)
- modules/libs/ptyprocess/ptyprocess.py:795: error: Incompatible types in assignment (expression has type "Type[str]", base class "PtyProcess" defined the type as "Type[bytes]")  [assignment]
+ modules/libs/ptyprocess/ptyprocess.py:795: error: Incompatible types in assignment (expression has type "type[str]", base class "PtyProcess" defined the type as "type[bytes]")  [assignment]

operator (https://github.com/canonical/operator)
- ops/log.py:70: error: Incompatible types in assignment (expression has type "Callable[[Type[BaseException], BaseException, TracebackType], Any]", variable has type "Callable[[Type[BaseException], BaseException, TracebackType | None], Any]")  [assignment]
+ ops/log.py:70: error: Incompatible types in assignment (expression has type "Callable[[type[BaseException], BaseException, TracebackType], Any]", variable has type "Callable[[type[BaseException], BaseException, TracebackType | None], Any]")  [assignment]
- ops/framework.py:718: error: Incompatible types in assignment (expression has type "Type[_Serializable] | None", variable has type "Type[_Serializable]")  [assignment]
+ ops/framework.py:718: error: Incompatible types in assignment (expression has type "type[_Serializable] | None", variable has type "type[_Serializable]")  [assignment]
- ops/testing.py:2203: error: Incompatible types in assignment (expression has type "_TestingModelBackend", variable has type "Type[_TestingModelBackend]")  [assignment]
+ ops/testing.py:2203: error: Incompatible types in assignment (expression has type "_TestingModelBackend", variable has type "type[_TestingModelBackend]")  [assignment]

steam.py (https://github.com/Gobot1234/steam.py)
- steam/trade.py:261: error: The type "Type[Item]" is not generic and not indexable  [misc]
+ steam/trade.py:261: error: The type "type[Item]" is not generic and not indexable  [misc]
- steam/game_server.py:146: error: Argument "type" to "Query" has incompatible type "Type[list[Any]]"; expected "Type[list[str]] | tuple[Type[list[str]], ...] | None"  [arg-type]
+ steam/game_server.py:146: error: Argument "type" to "Query" has incompatible type "type[list[Any]]"; expected "type[list[str]] | tuple[type[list[str]], ...] | None"  [arg-type]
- steam/game_server.py:151: error: Argument "type" to "Query" has incompatible type "Type[list[Any]]"; expected "Type[list[str]] | tuple[Type[list[str]], ...] | None"  [arg-type]
+ steam/game_server.py:151: error: Argument "type" to "Query" has incompatible type "type[list[Any]]"; expected "type[list[str]] | tuple[type[list[str]], ...] | None"  [arg-type]
- steam/game_server.py:156: error: Argument "type" to "Query" has incompatible type "Type[list[Any]]"; expected "Type[list[str]] | tuple[Type[list[str]], ...] | None"  [arg-type]
+ steam/game_server.py:156: error: Argument "type" to "Query" has incompatible type "type[list[Any]]"; expected "type[list[str]] | tuple[type[list[str]], ...] | None"  [arg-type]
- steam/gateway.py:724: note:     def wait_for(self, msg: Type[MsgT?], *, check: Callable[[MsgT?], bool] = ...) -> Future[MsgT?]
+ steam/gateway.py:724: note:     def wait_for(self, msg: type[MsgT?], *, check: Callable[[MsgT?], bool] = ...) -> Future[MsgT?]
- steam/gateway.py:724: note:     def wait_for(self, msg: Type[ProtoMsgT?], *, check: Callable[[ProtoMsgT?], bool] = ...) -> Future[ProtoMsgT?]
+ steam/gateway.py:724: note:     def wait_for(self, msg: type[ProtoMsgT?], *, check: Callable[[ProtoMsgT?], bool] = ...) -> Future[ProtoMsgT?]
- steam/chat.py:579: error: Argument 2 to "__get__" of "classproperty" has incompatible type "Type[ChatGroup]"; expected "Type[Self]"  [arg-type]
+ steam/chat.py:579: error: Argument 2 to "__get__" of "classproperty" has incompatible type "type[ChatGroup]"; expected "type[Self]"  [arg-type]
- steam/chat.py:598: error: Argument 2 to "__get__" of "classproperty" has incompatible type "Type[ChatGroup]"; expected "Type[Self]"  [arg-type]
+ steam/chat.py:598: error: Argument 2 to "__get__" of "classproperty" has incompatible type "type[ChatGroup]"; expected "type[Self]"  [arg-type]
- steam/chat.py:658: error: Argument 2 to "__get__" of "classproperty" has incompatible type "Type[ChatGroup]"; expected "Type[Self]"  [arg-type]
+ steam/chat.py:658: error: Argument 2 to "__get__" of "classproperty" has incompatible type "type[ChatGroup]"; expected "type[Self]"  [arg-type]
- steam/chat.py:669: error: Argument 2 to "__get__" of "classproperty" has incompatible type "Type[ChatGroup]"; expected "Type[Self]"  [arg-type]
+ steam/chat.py:669: error: Argument 2 to "__get__" of "classproperty" has incompatible type "type[ChatGroup]"; expected "type[Self]"  [arg-type]
- steam/state.py:1638: error: Argument 2 to "__get__" of "classproperty" has incompatible type "Type[Awardable]"; expected "Type[Self]"  [arg-type]
+ steam/state.py:1638: error: Argument 2 to "__get__" of "classproperty" has incompatible type "type[Awardable]"; expected "type[Self]"  [arg-type]
- steam/ext/_gc/state.py:116: error: "Type[GCMsgsT?]" has no attribute "MSG"  [attr-defined]
+ steam/ext/_gc/state.py:116: error: "type[GCMsgsT?]" has no attribute "MSG"  [attr-defined]
- steam/client.py:1159: error: The type "Type[TradeOffer]" is not generic and not indexable  [misc]
+ steam/client.py:1159: error: The type "type[TradeOffer]" is not generic and not indexable  [misc]
- steam/ext/commands/converters.py:262: error: Incompatible types in assignment (expression has type "Type[Converter[T_co]]", target has type "ConverterBase[Any] | BasicConverter[Any]")  [assignment]
+ steam/ext/commands/converters.py:262: error: Incompatible types in assignment (expression has type "type[Converter[T_co]]", target has type "ConverterBase[Any] | BasicConverter[Any]")  [assignment]
- steam/ext/commands/converters.py:262: note:     converter_for: expected "Type[Any]", got "Callable[[], T_co]"
+ steam/ext/commands/converters.py:262: note:     converter_for: expected "type[Any]", got "Callable[[], T_co]"
- steam/ext/commands/commands.py:518: error: Argument 1 to "index" of "list" has incompatible type "ConverterBase[Any] | BasicConverter[Any]"; expected "Type[Converter[Any]]"  [arg-type]
+ steam/ext/commands/commands.py:518: error: Argument 1 to "index" of "list" has incompatible type "ConverterBase[Any] | BasicConverter[Any]"; expected "type[Converter[Any]]"  [arg-type]
- steam/ext/commands/commands.py:522: error: Incompatible return value type (got "Type[Converter[Any]]", expected "ConverterBase[Any] | BasicConverter[Any]")  [return-value]
+ steam/ext/commands/commands.py:522: error: Incompatible return value type (got "type[Converter[Any]]", expected "ConverterBase[Any] | BasicConverter[Any]")  [return-value]
- steam/ext/commands/commands.py:998: error: No overload variant of "command" matches argument types "CallT | None", "str | None", "Type[G] | Type[Group[Any]]", "dict[str, Any]"  [call-overload]
+ steam/ext/commands/commands.py:998: error: No overload variant of "command" matches argument types "CallT | None", "str | None", "type[G] | type[Group[Any]]", "dict[str, Any]"  [call-overload]
- steam/ext/commands/commands.py:998: note:     def [C <: Command[Any]] command(*, name: str | None = ..., cls: Type[C] | None = ..., help: str | None = ..., brief: str | None = ..., usage: str | None = ..., description: str | None = ..., aliases: Iterable[str] | None = ..., checks: list[CheckReturnType] = ..., cooldown: list[Cooldown[Any]] = ..., special_converters: list[Type[ConverterBase[Any]] | Type[BasicConverter[Any]]] = ..., cog: Cog | None = ..., parent: Command[Any] | None = ..., enabled: bool = ..., hidden: bool = ..., case_insensitive: bool = ...) -> Callable[[Callable[P, Coroutine[Any, Any, Any]]], Command[P]]
+ steam/ext/commands/commands.py:998: note:     def [C <: Command[Any]] command(*, name: str | None = ..., cls: type[C] | None = ..., help: str | None = ..., brief: str | None = ..., usage: str | None = ..., description: str | None = ..., aliases: Iterable[str] | None = ..., checks: list[CheckReturnType] = ..., cooldown: list[Cooldown[Any]] = ..., special_converters: list[type[ConverterBase[Any]] | type[BasicConverter[Any]]] = ..., cog: Cog | None = ..., parent: Command[Any] | None = ..., enabled: bool = ..., hidden: bool = ..., case_insensitive: bool = ...) -> Callable[[Callable[P, Coroutine[Any, Any, Any]]], Command[P]]
- steam/ext/commands/bot.py:540: error: Incompatible default for argument "cls" (default has type "Type[Context]", argument has type "Type[C]")  [assignment]
+ steam/ext/commands/bot.py:540: error: Incompatible default for argument "cls" (default has type "type[Context]", argument has type "type[C]")  [assignment]

scikit-learn (https://github.com/scikit-learn/scikit-learn)
- sklearn/neighbors/tests/test_graph.py:84: error: List item 0 has incompatible type "Type[KNeighborsTransformer]"; expected "Type[NeighborsBase]"  [list-item]
+ sklearn/neighbors/tests/test_graph.py:84: error: List item 0 has incompatible type "type[KNeighborsTransformer]"; expected "type[NeighborsBase]"  [list-item]
- sklearn/svm/tests/test_svm.py:582: error: List item 1 has incompatible type "tuple[Type[NuSVC], str]"; expected "tuple[Type[BaseSVC], str]"  [list-item]
+ sklearn/svm/tests/test_svm.py:582: error: List item 1 has incompatible type "tuple[type[NuSVC], str]"; expected "tuple[type[BaseSVC], str]"  [list-item]
- sklearn/svm/tests/test_svm.py:601: error: List item 1 has incompatible type "tuple[Type[NuSVC], dict[str, list[float]]]"; expected "tuple[Type[BaseSVC], dict[str, list[float]]]"  [list-item]
+ sklearn/svm/tests/test_svm.py:601: error: List item 1 has incompatible type "tuple[type[NuSVC], dict[str, list[float]]]"; expected "tuple[type[BaseSVC], dict[str, list[float]]]"  [list-item]
- sklearn/svm/tests/test_svm.py:1173: error: List item 0 has incompatible type "Type[SVC]"; expected "Type[BaseSVC]"  [list-item]
+ sklearn/svm/tests/test_svm.py:1173: error: List item 0 has incompatible type "type[SVC]"; expected "type[BaseSVC]"  [list-item]
- sklearn/svm/tests/test_svm.py:1185: error: List item 0 has incompatible type "Type[SVC]"; expected "Type[BaseSVC]"  [list-item]
+ sklearn/svm/tests/test_svm.py:1185: error: List item 0 has incompatible type "type[SVC]"; expected "type[BaseSVC]"  [list-item]
- sklearn/neighbors/tests/test_neighbors.py:287: error: List item 0 has incompatible type "Type[KNeighborsClassifier]"; expected "Type[NeighborsBase]"  [list-item]
+ sklearn/neighbors/tests/test_neighbors.py:287: error: List item 0 has incompatible type "type[KNeighborsClassifier]"; expected "type[NeighborsBase]"  [list-item]
- sklearn/neighbors/tests/test_neighbors.py:288: error: List item 1 has incompatible type "Type[KNeighborsRegressor]"; expected "Type[NeighborsBase]"  [list-item]
+ sklearn/neighbors/tests/test_neighbors.py:288: error: List item 1 has incompatible type "type[KNeighborsRegressor]"; expected "type[NeighborsBase]"  [list-item]
- sklearn/model_selection/tests/test_split.py:377: error: List item 0 has incompatible type "Type[StratifiedKFold]"; expected "Type[_BaseKFold]"  [list-item]
+ sklearn/model_selection/tests/test_split.py:377: error: List item 0 has incompatible type "type[StratifiedKFold]"; expected "type[_BaseKFold]"  [list-item]
- sklearn/model_selection/tests/test_split.py:404: error: List item 0 has incompatible type "Type[StratifiedKFold]"; expected "Type[_BaseKFold]"  [list-item]
+ sklearn/model_selection/tests/test_split.py:404: error: List item 0 has incompatible type "type[StratifiedKFold]"; expected "type[_BaseKFold]"  [list-item]
- sklearn/model_selection/tests/test_split.py:443: error: List item 0 has incompatible type "Type[StratifiedKFold]"; expected "Type[_BaseKFold]"  [list-item]
+ sklearn/model_selection/tests/test_split.py:443: error: List item 0 has incompatible type "type[StratifiedKFold]"; expected "type[_BaseKFold]"  [list-item]
- sklearn/model_selection/tests/test_split.py:486: error: List item 0 has incompatible type "Type[KFold]"; expected "Type[_BaseKFold]"  [list-item]
+ sklearn/model_selection/tests/test_split.py:486: error: List item 0 has incompatible type "type[KFold]"; expected "type[_BaseKFold]"  [list-item]
- sklearn/model_selection/tests/test_split.py:486: error: List item 1 has incompatible type "Type[StratifiedKFold]"; expected "Type[_BaseKFold]"  [list-item]
+ sklearn/model_selection/tests/test_split.py:486: error: List item 1 has incompatible type "type[StratifiedKFold]"; expected "type[_BaseKFold]"  [list-item]
- sklearn/linear_model/tests/test_least_angle.py:233: error: List item 0 has incompatible type "Type[Lars]"; expected "Type[Lars]"  [list-item]
+ sklearn/linear_model/tests/test_least_angle.py:233: error: List item 0 has incompatible type "type[Lars]"; expected "type[Lars]"  [list-item]
- sklearn/linear_model/tests/test_least_angle.py:233: error: List item 1 has incompatible type "Type[LarsCV]"; expected "Type[Lars]"  [list-item]
+ sklearn/linear_model/tests/test_least_angle.py:233: error: List item 1 has incompatible type "type[LarsCV]"; expected "type[Lars]"  [list-item]
- sklearn/ensemble/tests/test_weight_boosting.py:600: error: List item 1 has incompatible type "tuple[Type[AdaBoostRegressor], Type[DecisionTreeRegressor]]"; expected "tuple[Type[BaseWeightBoosting], ABCMeta]"  [list-item]
+ sklearn/ensemble/tests/test_weight_boosting.py:600: error: List item 1 has incompatible type "tuple[type[AdaBoostRegressor], type[DecisionTreeRegressor]]"; expected "tuple[type[BaseWeightBoosting], ABCMeta]"  [list-item]
- sklearn/ensemble/tests/test_weight_boosting.py:619: error: List item 0 has incompatible type "Type[AdaBoostClassifier]"; expected "Type[BaseWeightBoosting]"  [list-item]
+ sklearn/ensemble/tests/test_weight_boosting.py:619: error: List item 0 has incompatible type "type[AdaBoostClassifier]"; expected "type[BaseWeightBoosting]"  [list-item]
- sklearn/ensemble/tests/test_stacking.py:553: error: List item 1 has incompatible type "tuple[Type[StackingRegressor], Type[DummyRegressor], str, LinearRegression, Any, Any]"; expected "tuple[ABCMeta, Type[MultiOutputMixin], str, BaseEstimator, Any, Any]"  [list-item]
+ sklearn/ensemble/tests/test_stacking.py:553: error: List item 1 has incompatible type "tuple[type[StackingRegressor], type[DummyRegressor], str, LinearRegression, Any, Any]"; expected "tuple[ABCMeta, type[MultiOutputMixin], str, BaseEstimator, Any, Any]"  [list-item]
- sklearn/ensemble/tests/test_gradient_boosting.py:1340: error: List item 2 has incompatible type "tuple[Type[GradientBoostingRegressor], Any, Type[DummyRegressor]]"; expected "tuple[ABCMeta, Any, Type[MultiOutputMixin]]"  [list-item]
+ sklearn/ensemble/tests/test_gradient_boosting.py:1340: error: List item 2 has incompatible type "tuple[type[GradientBoostingRegressor], Any, type[DummyRegressor]]"; expected "tuple[ABCMeta, Any, type[MultiOutputMixin]]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:34: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:34: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:56: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:56: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:82: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:82: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:110: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:110: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:139: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:139: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]
- sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:159: error: List item 1 has incompatible type "tuple[Type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[Type[BaseHistGradientBoosting], Any, Any]"  [list-item]
+ sklearn/ensemble/_hist_gradient_boosting/tests/test_warm_start.py:159: error: List item 1 has incompatible type "tuple[type[HistGradientBoostingRegressor], Any, Any]"; expected "tuple[type[BaseHistGradientBoosting], Any, Any]"  [list-item]

... (truncated 333 lines) ...```

[hauntsaninja]

Thanks, this looks great!