feat!: add wire=False parameter to skip wiring of dependency itself

di/dependant.py

@@ -30,6 +30,7 @@ def __init__(
         call: Optional[AsyncGeneratorProvider[DependencyType]] = None,
         scope: Optional[Scope] = None,
         share: bool = True,
+        wire: bool = True,
         autowire: bool = True,
     ) -> None:
         ...
@@ -40,6 +41,7 @@ def __init__(
         call: Optional[CoroutineProvider[DependencyType]] = None,
         scope: Optional[Scope] = None,
         share: bool = True,
+        wire: bool = True,
         autowire: bool = True,
     ) -> None:
         ...
@@ -50,6 +52,7 @@ def __init__(
         call: Optional[GeneratorProvider[DependencyType]] = None,
         scope: Optional[Scope] = None,
         share: bool = True,
+        wire: bool = True,
         autowire: bool = True,
     ) -> None:
         ...
@@ -60,6 +63,7 @@ def __init__(
         call: Optional[CallableProvider[DependencyType]] = None,
         scope: Optional[Scope] = None,
         share: bool = True,
+        wire: bool = True,
         autowire: bool = True,
     ) -> None:
         ...
@@ -69,6 +73,7 @@ def __init__(
         call: Optional[DependencyProviderType[DependencyType]] = None,
         scope: Scope = None,
         share: bool = True,
+        wire: bool = True,
         autowire: bool = True,
     ) -> None:
         self.call = call
@@ -78,6 +83,7 @@ def __init__(
         ] = None
         self.share = share
         self.autowire = autowire
+        self.wire = wire
 
     def __repr__(self) -> str:
         share = "" if self.share is False else ", share=True"
@@ -127,6 +133,8 @@ def gather_dependencies(
         The returned dict corresponds to keyword arguments that will be passed
         to this dependencies `call` after all sub-dependencies are themselves resolved.
         """
+        if self.wire is False:
+            return []
         assert (
             self.call is not None
         ), "Container should have assigned call; this is a bug!"

di/params.py

@@ -21,6 +21,7 @@ def Depends(
     *,
     scope: Scope = None,
     share: bool = True,
+    wire: bool = True,
     autowire: bool = True,
 ) -> DependencyType:
     ...
@@ -32,6 +33,7 @@ def Depends(
     *,
     scope: Scope = None,
     share: bool = True,
+    wire: bool = True,
     autowire: bool = True,
 ) -> DependencyType:
     ...
@@ -43,6 +45,7 @@ def Depends(
     *,
     scope: Scope = None,
     share: bool = True,
+    wire: bool = True,
     autowire: bool = True,
 ) -> DependencyType:
     ...
@@ -54,6 +57,7 @@ def Depends(
     *,
     scope: Scope = None,
     share: bool = True,
+    wire: bool = True,
     autowire: bool = True,
 ) -> DependencyType:
     ...
@@ -64,6 +68,7 @@ def Depends(
     *,
     scope: Scope = None,
     share: bool = True,
+    wire: bool = True,
     autowire: bool = True,
 ) -> DependencyType:
-    return Dependant(call=call, scope=scope, share=share, autowire=autowire)  # type: ignore
+    return Dependant(call=call, scope=scope, share=share, wire=wire, autowire=autowire)  # type: ignore

pyproject.toml

@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "di"
-version = "0.15.0"
+version = "0.17.0"
 description = "Autowiring dependency injection"
 authors = ["Adrian Garcia Badaracco <adrian@adriangb.com>"]
 readme = "README.md"

tests/test_solving.py

@@ -185,16 +185,24 @@ def gather_dependencies(
     assert calls == [True]
 
 
-def test_no_autowire() -> None:
-    """Specifying autowire=False skips autowiring non explicit dependencies"""
+class CannotBeWired:
+    # cannot be autowired because of *args, **kwargs
+    def __init__(self, *args, **kwargs) -> None:
+        ...
 
-    class CannotBeAutoWired:
-        # cannot be autowired because of *args, **kwargs
-        def __init__(self, *args, **kwargs) -> None:
-            ...
 
-    def collect(thing: CannotBeAutoWired) -> None:
+def test_no_autowire() -> None:
+    """Specifying autowire=False skips autowiring non explicit sub dependencies"""
+
+    def collect(bad: CannotBeWired) -> None:
         ...
 
     container = Container()
     container.solve(Dependant(collect, autowire=False))
+
+
+def test_no_wire() -> None:
+    """Specifying wire=False skips wiring on the dependency itself"""
+
+    container = Container()
+    container.solve(Dependant(CannotBeWired, wire=False))