Merge branch 'release/4.47.1'

.github/workflows/publishing.yml

@@ -60,12 +60,13 @@ jobs:
     runs-on: ${{ matrix.os }}
     strategy:
       matrix:
-        os: [ubuntu-24.04, ubuntu-24.04-arm, windows-2019, macos-14]
+        os: [ubuntu-24.04, ubuntu-24.04-arm, windows-2022, macos-14]
     env:
       CIBW_ENABLE: pypy
       CIBW_ENVIRONMENT: >-
         PIP_CONFIG_SETTINGS="build_ext=-j4"
         DEPENDENCY_INJECTOR_LIMITED_API="1"
+        CFLAGS="-g0"
     steps:
       - uses: actions/checkout@v3
       - name: Build wheels

src/dependency_injector/__init__.py

@@ -1,6 +1,6 @@
 """Top-level package."""
 
-__version__ = "4.47.0"
+__version__ = "4.47.1"
 """Version number.
 
 :type: str

src/dependency_injector/_cwiring.pyi

@@ -0,0 +1,23 @@
+from typing import Any, Awaitable, Callable, Dict, Tuple, TypeVar
+
+from .providers import Provider
+
+T = TypeVar("T")
+
+def _sync_inject(
+    fn: Callable[..., T],
+    args: Tuple[Any, ...],
+    kwargs: Dict[str, Any],
+    injections: Dict[str, Provider[Any]],
+    closings: Dict[str, Provider[Any]],
+    /,
+) -> T: ...
+async def _async_inject(
+    fn: Callable[..., Awaitable[T]],
+    args: Tuple[Any, ...],
+    kwargs: Dict[str, Any],
+    injections: Dict[str, Provider[Any]],
+    closings: Dict[str, Provider[Any]],
+    /,
+) -> T: ...
+def _isawaitable(instance: Any) -> bool: ...

src/dependency_injector/containers.pyi

@@ -41,7 +41,7 @@ class WiringConfiguration:
 class Container:
     provider_type: Type[Provider] = Provider
     providers: Dict[str, Provider]
-    dependencies: Dict[str, Provider]
+    dependencies: Dict[str, Provider[Any]]
     overridden: Tuple[Provider]
     wiring_config: WiringConfiguration
     auto_load_config: bool = True

src/dependency_injector/wiring.py

@@ -8,13 +8,14 @@ import pkgutil
 import sys
 from types import ModuleType
 from typing import (
+    TYPE_CHECKING,
     Any,
     Callable,
     Dict,
-    Generic,
     Iterable,
     Iterator,
     Optional,
+    Protocol,
     Set,
     Tuple,
     Type,
@@ -23,6 +24,7 @@ from typing import (
     cast,
 )
 
+from typing_extensions import Self
 
 # Hotfix, see: https://github.com/ets-labs/python-dependency-injector/issues/362
 if sys.version_info >= (3, 9):
@@ -66,7 +68,6 @@ except ImportError:
 
 from . import providers
 
-
 __all__ = (
     "wire",
     "unwire",
@@ -89,7 +90,11 @@ __all__ = (
 
 T = TypeVar("T")
 F = TypeVar("F", bound=Callable[..., Any])
-Container = Any
+
+if TYPE_CHECKING:
+    from .containers import Container
+else:
+    Container = Any
 
 
 class PatchedRegistry:
@@ -777,15 +782,15 @@ class RequiredModifier(Modifier):
     def __init__(self) -> None:
         self.type_modifier = None
 
-    def as_int(self) -> "RequiredModifier":
+    def as_int(self) -> Self:
         self.type_modifier = TypeModifier(int)
         return self
 
-    def as_float(self) -> "RequiredModifier":
+    def as_float(self) -> Self:
         self.type_modifier = TypeModifier(float)
         return self
 
-    def as_(self, type_: Type) -> "RequiredModifier":
+    def as_(self, type_: Type) -> Self:
         self.type_modifier = TypeModifier(type_)
         return self
 
@@ -833,15 +838,15 @@ class ProvidedInstance(Modifier):
     def __init__(self) -> None:
         self.segments = []
 
-    def __getattr__(self, item):
+    def __getattr__(self, item: str) -> Self:
         self.segments.append((self.TYPE_ATTRIBUTE, item))
         return self
 
-    def __getitem__(self, item):
+    def __getitem__(self, item) -> Self:
         self.segments.append((self.TYPE_ITEM, item))
         return self
 
-    def call(self):
+    def call(self) -> Self:
         self.segments.append((self.TYPE_CALL, None))
         return self
 
@@ -866,36 +871,56 @@ def provided() -> ProvidedInstance:
     return ProvidedInstance()
 
 
-class _Marker(Generic[T]):
+MarkerItem = Union[
-
+    str,
-    __IS_MARKER__ = True
+    providers.Provider[Any],
-
+    Tuple[str, TypeModifier],
-    def __init__(
+    Type[Container],
-        self,
+    "_Marker",
-        provider: Union[providers.Provider, Container, str],
+]
-        modifier: Optional[Modifier] = None,
-    ) -> None:
-        if _is_declarative_container(provider):
-            provider = provider.__self__
-        self.provider = provider
-        self.modifier = modifier
-
-    def __class_getitem__(cls, item) -> T:
-        if isinstance(item, tuple):
-            return cls(*item)
-        return cls(item)
-
-    def __call__(self) -> T:
-        return self
 
 
-class Provide(_Marker): ...
+if TYPE_CHECKING:
 
+    class _Marker(Protocol):
+        __IS_MARKER__: bool
 
-class Provider(_Marker): ...
+        def __call__(self) -> Self: ...
+        def __getattr__(self, item: str) -> Self: ...
+        def __getitem__(self, item: Any) -> Any: ...
 
+    Provide: _Marker
+    Provider: _Marker
+    Closing: _Marker
+else:
 
-class Closing(_Marker): ...
+    class _Marker:
+
+        __IS_MARKER__ = True
+
+        def __init__(
+            self,
+            provider: Union[providers.Provider, Container, str],
+            modifier: Optional[Modifier] = None,
+        ) -> None:
+            if _is_declarative_container(provider):
+                provider = provider.__self__
+            self.provider = provider
+            self.modifier = modifier
+
+        def __class_getitem__(cls, item: MarkerItem) -> Self:
+            if isinstance(item, tuple):
+                return cls(*item)
+            return cls(item)
+
+        def __call__(self) -> Self:
+            return self
+
+    class Provide(_Marker): ...
+
+    class Provider(_Marker): ...
+
+    class Closing(_Marker): ...
 
 
 class AutoLoader:
@@ -998,8 +1023,8 @@ _inspect_filter = InspectFilter()
 _loader = AutoLoader()
 
 # Optimizations
-from ._cwiring import _sync_inject  # noqa
 from ._cwiring import _async_inject  # noqa
+from ._cwiring import _sync_inject  # noqa
 
 
 # Wiring uses the following Python wrapper because there is
@@ -1028,13 +1053,17 @@ def _get_sync_patched(fn: F, patched: PatchedCallable) -> F:
             patched.injections,
             patched.closing,
         )
+
     return cast(F, _patched)
 
 
 if sys.version_info >= (3, 10):
+
     def _get_annotations(obj: Any) -> Dict[str, Any]:
         return inspect.get_annotations(obj)
+
 else:
+
     def _get_annotations(obj: Any) -> Dict[str, Any]:
         return getattr(obj, "__annotations__", {})
 

tests/typing/aggregate.py

@@ -1,12 +1,10 @@
 from dependency_injector import providers
 
 
-class Animal:
+class Animal: ...
-    ...
 
 
-class Cat(Animal):
+class Cat(Animal): ...
-    ...
 
 
 # Test 1: to check Aggregate provider
@@ -20,13 +18,19 @@ val1: str = provider1("a")
 
 provider1_set_non_string_keys: providers.Aggregate[str] = providers.Aggregate()
 provider1_set_non_string_keys.set_providers({Cat: providers.Object("str")})
-provider_set_non_string_1: providers.Provider[str] = provider1_set_non_string_keys.providers[Cat]
+provider_set_non_string_1: providers.Provider[str] = (
+    provider1_set_non_string_keys.providers[Cat]
+)
 
 provider1_new_non_string_keys: providers.Aggregate[str] = providers.Aggregate(
     {Cat: providers.Object("str")},
 )
-factory_new_non_string_1: providers.Provider[str] = provider1_new_non_string_keys.providers[Cat]
+factory_new_non_string_1: providers.Provider[str] = (
+    provider1_new_non_string_keys.providers[Cat]
+)
 
 provider1_no_explicit_typing = providers.Aggregate(a=providers.Object("str"))
-provider1_no_explicit_typing_factory: providers.Provider[str] = provider1_no_explicit_typing.providers["a"]
+provider1_no_explicit_typing_factory: providers.Provider[str] = (
+    provider1_no_explicit_typing.providers["a"]
+)
 provider1_no_explicit_typing_object: str = provider1_no_explicit_typing("a")

tests/typing/callable.py

@@ -1,10 +1,9 @@
-from typing import Callable, Optional, Tuple, Any, Dict, Type
+from typing import Any, Callable, Dict, Optional, Tuple, Type
 
 from dependency_injector import providers
 
 
-class Animal:
+class Animal: ...
-    ...
 
 
 class Cat(Animal):
@@ -53,10 +52,13 @@ provider8 = providers.CallableDelegate(providers.Callable(lambda: None))
 
 # Test 9: to check the return type with await
 provider9 = providers.Callable(Cat)
+
+
 async def _async9() -> None:
     animal1: Animal = await provider9(1, 2, 3, b="1", c=2, e=0.0)  # type: ignore
     animal2: Animal = await provider9.async_(1, 2, 3, b="1", c=2, e=0.0)
 
+
 # Test 10: to check the .provides
 provider10 = providers.Callable(Cat)
 provides10: Optional[Callable[..., Cat]] = provider10.provides
@@ -68,5 +70,5 @@ provides11: Optional[Callable[..., Animal]] = provider11.provides
 assert provides11 is Cat
 
 # Test 12: to check string imports
-provider12: providers.Callable[dict] = providers.Callable("builtins.dict")
+provider12: providers.Callable[Dict[Any, Any]] = providers.Callable("builtins.dict")
 provider12.set_provides("builtins.dict")

tests/typing/configuration.py

@@ -1,13 +1,13 @@
 from pathlib import Path
-from typing import Any
+from typing import Any, Dict
 
-from dependency_injector import providers
 from pydantic_settings import BaseSettings as PydanticSettings
 
+from dependency_injector import providers
 
 # Test 1: to check the getattr
 config1: providers.Configuration = providers.Configuration()
-provider1: providers.Provider[dict] = providers.Factory(dict, a=config1.a)
+provider1: providers.Provider[Dict[str, Any]] = providers.Factory(dict, a=config1.a)
 
 # Test 2: to check the from_*() method
 config2 = providers.Configuration()
@@ -68,7 +68,9 @@ config5_pydantic = providers.Configuration(
     pydantic_settings=[PydanticSettings()],
 )
 config5_pydantic.set_pydantic_settings([PydanticSettings()])
-config5_pydantic_settings: list[PydanticSettings] = config5_pydantic.get_pydantic_settings()
+config5_pydantic_settings: list[PydanticSettings] = (
+    config5_pydantic.get_pydantic_settings()
+)
 
 # Test 6: to check init arguments
 config6 = providers.Configuration(

tests/typing/container.py

@@ -1,8 +1,9 @@
+from typing import Any
+
 from dependency_injector import providers
 
 
-class Container:
+class Container: ...
-    ...
 
 
 # Test 1: to check the return type
@@ -11,4 +12,4 @@ var1: Container = provider1()
 
 # Test 2: to check the getattr
 provider2 = providers.Container(Container)
-attr: providers.Provider = provider2.attr
+attr: providers.Provider[Any] = provider2.attr

tests/typing/coroutine.py

@@ -1,14 +1,14 @@
-from typing import Coroutine
+from typing import Awaitable, Coroutine
 
 from dependency_injector import providers
 
 
-async def _coro() -> None:
+async def _coro() -> None: ...
-    ...
+
 
 # Test 1: to check the return type
 provider1 = providers.Coroutine(_coro)
-var1: Coroutine = provider1()
+var1: Awaitable[None] = provider1()
 
 # Test 2: to check string imports
 provider2: providers.Coroutine[None] = providers.Coroutine("_coro")

tests/typing/declarative_container.py

@@ -1,4 +1,4 @@
-from typing import Dict
+from typing import Any, Dict
 
 from dependency_injector import containers, providers
 
@@ -10,7 +10,7 @@ class Container1(containers.DeclarativeContainer):
 
 container1 = Container1()
 container1_type: containers.Container = Container1()
-provider1: providers.Provider = container1.provider
+provider1: providers.Provider[int] = container1.provider
 val1: int = container1.provider(3)
 
 
@@ -20,8 +20,7 @@ class Container21(containers.DeclarativeContainer):
 
 
 @containers.override(Container21)
-class Container22(containers.DeclarativeContainer):
+class Container22(containers.DeclarativeContainer): ...
-    ...
 
 
 # Test 3: to check @copy decorator
@@ -30,14 +29,14 @@ class Container31(containers.DeclarativeContainer):
 
 
 @containers.copy(Container31)
-class Container32(containers.DeclarativeContainer):
+class Container32(containers.DeclarativeContainer): ...
-    ...
 
 
 # Test 4: to override()
 class Container4(containers.DeclarativeContainer):
     provider = providers.Factory(int)
 
+
 container4 = Container4()
 container4.override(Container4())
 
@@ -47,7 +46,7 @@ class Container5(containers.DeclarativeContainer):
     provider = providers.Factory(int)
 
 
-dependencies: Dict[str, providers.Provider] = Container5.dependencies
+dependencies: Dict[str, providers.Provider[Any]] = Container5.dependencies
 
 
 # Test 6: to check base class
@@ -62,6 +61,7 @@ container6: containers.Container = Container6()
 class Container7(containers.DeclarativeContainer):
     provider = providers.Factory(str)
 
+
 container7 = Container7()
 container7.override_providers(provider="new_value")
 with container7.override_providers(a=providers.Provider()):

tests/typing/delegate.py

@@ -1,17 +1,20 @@
-from typing import Optional
+from typing import Any, Optional
 
 from dependency_injector import providers
 
 # Test 1: to check the return type
 provider1 = providers.Delegate(providers.Provider())
-var1: providers.Provider = provider1()
+var1: providers.Provider[Any] = provider1()
 
 # Test 2: to check the return type with await
 provider2 = providers.Delegate(providers.Provider())
+
+
 async def _async2() -> None:
-    var1: providers.Provider = await provider2()  # type: ignore
+    var1: providers.Provider[Any] = await provider2()  # type: ignore
-    var2: providers.Provider = await provider2.async_()
+    var2: providers.Provider[Any] = await provider2.async_()
+
 
 # Test 3: to check class type from provider
 provider3 = providers.Delegate(providers.Provider())
-provided_provides: Optional[providers.Provider] = provider3.provides
+provided_provides: Optional[providers.Provider[Any]] = provider3.provides

tests/typing/dependencies_container.py

@@ -1,11 +1,12 @@
-from dependency_injector import providers
+from typing import Any
 
+from dependency_injector import providers
 
 # Test 1: to check the getattr type
 provider1 = providers.DependenciesContainer(
     a=providers.Provider(),
     b=providers.Provider(),
 )
-a1: providers.Provider = provider1.a
+a1: providers.Provider[Any] = provider1.a
-b1: providers.Provider = provider1.b
+b1: providers.Provider[Any] = provider1.b
 c1: providers.ProvidedInstance = provider1.c.provided

tests/typing/dependency.py

@@ -1,15 +1,14 @@
-from typing import Type
+from typing import Any, Type
 
 from dependency_injector import providers
 
 
-class Animal:
+class Animal: ...
-    ...
 
 
 class Cat(Animal):
 
-    def __init__(self, *_, **__): ...
+    def __init__(self, *a: Any, **kw: Any) -> None: ...
 
 
 # Test 1: to check the return type
@@ -23,6 +22,8 @@ var2: Type[Animal] = provider2.instance_of
 
 # Test 3: to check the return type with await
 provider3 = providers.Dependency(instance_of=Animal)
+
+
 async def _async3() -> None:
     var1: Animal = await provider3()  # type: ignore
     var2: Animal = await provider3.async_()

tests/typing/dict.py

@@ -2,7 +2,6 @@ from typing import Any, Dict
 
 from dependency_injector import providers
 
-
 # Test 1: to check the return type (class)
 provider1 = providers.Dict(
     a1=providers.Factory(object),
@@ -17,7 +16,9 @@ var2: Dict[Any, Any] = provider2()
 
 
 # Test 3: to check init with non-string keys
-provider3 = providers.Dict({object(): providers.Factory(object)}, a2=providers.Factory(object))
+provider3 = providers.Dict(
+    {object(): providers.Factory(object)}, a2=providers.Factory(object)
+)
 var3: Dict[Any, Any] = provider3()
 
 
@@ -42,6 +43,8 @@ provider6 = providers.Dict(
     a1=providers.Factory(object),
     a2=providers.Factory(object),
 )
+
+
 async def _async3() -> None:
     var1: Dict[Any, Any] = await provider6()  # type: ignore
     var2: Dict[Any, Any] = await provider6.async_()

tests/typing/dynamic_container.py

@@ -1,8 +1,7 @@
-from typing import Dict
+from typing import Any, Dict
 
 from dependency_injector import containers, providers
 
-
 # Test 1: to check setattr
 container1 = containers.DynamicContainer()
 container1.abc = providers.Provider()
@@ -23,7 +22,7 @@ container4.set_providers(a=providers.Provider())
 
 # Test 5: to check .dependencies attribute
 container5 = containers.DynamicContainer()
-dependencies: Dict[str, providers.Provider] = container5.dependencies
+dependencies: Dict[str, providers.Provider[Any]] = container5.dependencies
 
 # Test 6: to check base class
 container6: containers.Container = containers.DynamicContainer()

tests/typing/factory.py

@@ -1,15 +1,14 @@
-from typing import Callable, Optional, Tuple, Any, Dict, Type
+from typing import Any, Callable, Dict, Optional, Tuple, Type
 
 from dependency_injector import providers
 
 
-class Animal:
+class Animal: ...
-    ...
 
 
 class Cat(Animal):
 
-    def __init__(self, *_, **__): ...
+    def __init__(self, *a: Any, **kw: Any) -> None: ...
 
     @classmethod
     def create(cls) -> Animal:
@@ -63,17 +62,29 @@ factory_a_9: providers.Factory[str] = provider9.a
 factory_b_9: providers.Factory[str] = provider9.b
 val9: str = provider9("a")
 
-provider9_set_non_string_keys: providers.FactoryAggregate[str] = providers.FactoryAggregate()
+provider9_set_non_string_keys: providers.FactoryAggregate[str] = (
-provider9_set_non_string_keys.set_factories({Cat: providers.Factory(str, "str")})
+    providers.FactoryAggregate()
-factory_set_non_string_9: providers.Factory[str] = provider9_set_non_string_keys.factories[Cat]
+)
-
+provider9_set_non_string_keys.set_factories({Cat: providers.Factory(str, "str")})
-provider9_new_non_string_keys: providers.FactoryAggregate[str] = providers.FactoryAggregate(
+factory_set_non_string_9: providers.Factory[str] = (
-    {Cat: providers.Factory(str, "str")},
+    provider9_set_non_string_keys.factories[Cat]
 )
-factory_new_non_string_9: providers.Factory[str] = provider9_new_non_string_keys.factories[Cat]
 
-provider9_no_explicit_typing = providers.FactoryAggregate(a=providers.Factory(str, "str"))
+provider9_new_non_string_keys: providers.FactoryAggregate[str] = (
-provider9_no_explicit_typing_factory: providers.Factory[str] = provider9_no_explicit_typing.factories["a"]
+    providers.FactoryAggregate(
+        {Cat: providers.Factory(str, "str")},
+    )
+)
+factory_new_non_string_9: providers.Factory[str] = (
+    provider9_new_non_string_keys.factories[Cat]
+)
+
+provider9_no_explicit_typing = providers.FactoryAggregate(
+    a=providers.Factory(str, "str")
+)
+provider9_no_explicit_typing_factory: providers.Factory[str] = (
+    provider9_no_explicit_typing.factories["a"]
+)
 provider9_no_explicit_typing_object: str = provider9_no_explicit_typing("a")
 
 # Test 10: to check the explicit typing
@@ -82,10 +93,13 @@ animal10: Animal = factory10()
 
 # Test 11: to check the return type with await
 provider11 = providers.Factory(Cat)
+
+
 async def _async11() -> None:
     animal1: Animal = await provider11(1, 2, 3, b="1", c=2, e=0.0)  # type: ignore
     animal2: Animal = await provider11.async_(1, 2, 3, b="1", c=2, e=0.0)
 
+
 # Test 12: to check class type from .provides
 provider12 = providers.Factory(Cat)
 provided_cls12: Type[Animal] = provider12.cls
@@ -101,5 +115,5 @@ provided_provides13: Optional[Callable[..., Animal]] = provider13.provides
 assert provided_provides13 is not None and provided_provides13() == Cat()
 
 # Test 14: to check string imports
-provider14: providers.Factory[dict] = providers.Factory("builtins.dict")
+provider14: providers.Factory[Dict[Any, Any]] = providers.Factory("builtins.dict")
 provider14.set_provides("builtins.dict")

tests/typing/list.py

@@ -1,8 +1,7 @@
-from typing import Tuple, Any, List
+from typing import Any, List, Tuple
 
 from dependency_injector import providers
 
-
 # Test 1: to check the return type (class)
 provider1 = providers.List(
     providers.Factory(object),
@@ -33,6 +32,8 @@ provider4 = providers.List(
     providers.Factory(object),
     providers.Factory(object),
 )
+
+
 async def _async4() -> None:
     var1: List[Any] = await provider4()  # type: ignore
     var2: List[Any] = await provider4.async_()

tests/typing/object.py

@@ -1,8 +1,7 @@
-from typing import Type, Optional
+from typing import Optional, Type
 
 from dependency_injector import providers
 
-
 # Test 1: to check the return type
 provider1 = providers.Object(int(3))
 var1: int = provider1()
@@ -16,10 +15,13 @@ method_caller2: providers.MethodCaller = provider2.provided.method.call(123, arg
 
 # Test 3: to check the return type with await
 provider3 = providers.Object(int(3))
+
+
 async def _async3() -> None:
     var1: int = await provider3()  # type: ignore
     var2: int = await provider3.async_()
 
+
 # Test 4: to check class type from provider
 provider4 = providers.Object(int("1"))
 provided_provides: Optional[int] = provider4.provides

tests/typing/provider.py

@@ -1,5 +1,6 @@
-from dependency_injector import providers
+from typing import Any
 
+from dependency_injector import providers
 
 # Test 1: to check .provided attribute
 provider1: providers.Provider[int] = providers.Object(1)
@@ -7,7 +8,7 @@ provided: int = provider1.provided()
 provider1_delegate: providers.Provider[int] = provider1.provider
 
 # Test 2: to check async mode API
-provider2: providers.Provider = providers.Provider()
+provider2: providers.Provider[Any] = providers.Provider()
 provider2.enable_async_mode()
 provider2.disable_async_mode()
 provider2.reset_async_mode()

tests/typing/resource.py

@@ -1,4 +1,13 @@
-from typing import List, Iterator, Generator, AsyncIterator, AsyncGenerator, Optional
+from typing import (
+    Any,
+    AsyncGenerator,
+    AsyncIterator,
+    Dict,
+    Generator,
+    Iterator,
+    List,
+    Optional,
+)
 
 from dependency_injector import providers, resources
 
@@ -32,11 +41,10 @@ var3: List[int] = provider3()
 
 # Test 4: to check the return type with resource subclass
 class MyResource4(resources.Resource[List[int]]):
-    def init(self, *args, **kwargs) -> List[int]:
+    def init(self, *args: Any, **kwargs: Any) -> List[int]:
         return []
 
-    def shutdown(self, resource: Optional[List[int]]) -> None:
+    def shutdown(self, resource: Optional[List[int]]) -> None: ...
-        ...
 
 
 provider4 = providers.Resource(MyResource4)
@@ -84,11 +92,10 @@ async def _provide7() -> None:
 
 # Test 8: to check the return type with async resource subclass
 class MyResource8(resources.AsyncResource[List[int]]):
-    async def init(self, *args, **kwargs) -> List[int]:
+    async def init(self, *args: Any, **kwargs: Any) -> List[int]:
         return []
 
-    async def shutdown(self, resource: Optional[List[int]]) -> None:
+    async def shutdown(self, resource: Optional[List[int]]) -> None: ...
-        ...
 
 
 provider8 = providers.Resource(MyResource8)
@@ -100,5 +107,5 @@ async def _provide8() -> None:
 
 
 # Test 9: to check string imports
-provider9: providers.Resource[dict] = providers.Resource("builtins.dict")
+provider9: providers.Resource[Dict[Any, Any]] = providers.Resource("builtins.dict")
 provider9.set_provides("builtins.dict")

tests/typing/selector.py

@@ -2,7 +2,6 @@ from typing import Any
 
 from dependency_injector import providers
 
-
 # Test 1: to check the return type
 provider1 = providers.Selector(
     lambda: "a",
@@ -28,7 +27,7 @@ provider3 = providers.Selector(
     a=providers.Factory(object),
     b=providers.Factory(object),
 )
-attr3: providers.Provider = provider3.a
+attr3: providers.Provider[Any] = provider3.a
 
 # Test 4: to check the return type with await
 provider4 = providers.Selector(
@@ -36,6 +35,8 @@ provider4 = providers.Selector(
     a=providers.Factory(object),
     b=providers.Factory(object),
 )
+
+
 async def _async4() -> None:
-    var1: Any = await provider4()  # type: ignore
+    var1: Any = await provider4()
     var2: Any = await provider4.async_()

tests/typing/singleton.py

@@ -1,15 +1,14 @@
-from typing import Callable, Optional, Tuple, Any, Dict, Type
+from typing import Any, Callable, Dict, Optional, Tuple, Type
 
 from dependency_injector import providers
 
 
-class Animal:
+class Animal: ...
-    ...
 
 
 class Cat(Animal):
 
-    def __init__(self, *_, **__): ...
+    def __init__(self, *a: Any, **kw: Any) -> None: ...
 
     @classmethod
     def create(cls) -> Animal:
@@ -72,10 +71,13 @@ provider12 = providers.SingletonDelegate(providers.Singleton(object))
 
 # Test 13: to check the return type with await
 provider13 = providers.Singleton(Cat)
+
+
 async def _async13() -> None:
     animal1: Animal = await provider13(1, 2, 3, b="1", c=2, e=0.0)  # type: ignore
     animal2: Animal = await provider13.async_(1, 2, 3, b="1", c=2, e=0.0)
 
+
 # Test 14: to check class from .provides
 provider14 = providers.Singleton(Cat)
 provided_cls14: Type[Cat] = provider14.cls
@@ -91,5 +93,5 @@ provided_provides15: Optional[Callable[..., Animal]] = provider15.provides
 assert provided_provides15 is not None and provided_provides15() == Cat()
 
 # Test 16: to check string imports
-provider16: providers.Singleton[dict] = providers.Singleton("builtins.dict")
+provider16: providers.Singleton[Dict[Any, Any]] = providers.Singleton("builtins.dict")
 provider16.set_provides("builtins.dict")

tests/typing/wiring.py

@@ -0,0 +1,36 @@
+from typing import Iterator
+
+from typing_extensions import Annotated
+
+from dependency_injector.containers import DeclarativeContainer
+from dependency_injector.providers import Object, Resource
+from dependency_injector.wiring import Closing, Provide, required
+
+
+def _resource() -> Iterator[int]:
+    yield 1
+
+
+class Container(DeclarativeContainer):
+    value = Object(1)
+    res = Resource(_resource)
+
+
+def default_by_ref(value: int = Provide[Container.value]) -> None: ...
+def default_by_string(value: int = Provide["value"]) -> None: ...
+def default_by_string_with_modifier(
+    value: int = Provide["value", required().as_int()]
+) -> None: ...
+def default_container(container: Container = Provide[Container]) -> None: ...
+def default_with_closing(value: int = Closing[Provide[Container.res]]) -> None: ...
+def annotated_by_ref(value: Annotated[int, Provide[Container.value]]) -> None: ...
+def annotated_by_string(value: Annotated[int, Provide["value"]]) -> None: ...
+def annotated_by_string_with_modifier(
+    value: Annotated[int, Provide["value", required().as_int()]],
+) -> None: ...
+def annotated_container(
+    container: Annotated[Container, Provide[Container]],
+) -> None: ...
+def annotated_with_closing(
+    value: Annotated[int, Closing[Provide[Container.res]]],
+) -> None: ...

tox.ini

@@ -88,4 +88,4 @@ deps=
     pydantic-settings
     mypy
 commands=
-    mypy tests/typing
+    mypy --strict tests/typing