diff --git a/tests/test_ambiguous_params.py b/tests/test_ambiguous_params.py
index 4dbf09b569..0693c8e9aa 100644
--- a/tests/test_ambiguous_params.py
+++ b/tests/test_ambiguous_params.py
@@ -29,8 +29,7 @@ def test_forbid_default_value_in_annotated_argument():
     # This test case only works with `typer.Argument`. `typer.Option` uses positionals
     # for param_decls too.
     @app.command()
-    def cmd(my_param: Annotated[str, typer.Argument("foo")]):
-        ...  # pragma: no cover
+    def cmd(my_param: Annotated[str, typer.Argument("foo")]): ...  # pragma: no cover
 
     with pytest.raises(AnnotatedParamWithDefaultValueError) as excinfo:
         runner.invoke(app)
@@ -64,8 +63,7 @@ def test_forbid_annotated_param_and_default_param(param, param_info_type):
     app = typer.Typer()
 
     @app.command()
-    def cmd(my_param: Annotated[str, param()] = param("foo")):
-        ...  # pragma: no cover
+    def cmd(my_param: Annotated[str, param()] = param("foo")): ...  # pragma: no cover
 
     with pytest.raises(MixedAnnotatedAndDefaultStyleError) as excinfo:
         runner.invoke(app)
@@ -83,8 +81,7 @@ def test_forbid_multiple_typer_params_in_annotated():
     @app.command()
     def cmd(
         my_param: Annotated[str, typer.Argument(), typer.Argument()],
-    ):
-        ...  # pragma: no cover
+    ): ...  # pragma: no cover
 
     with pytest.raises(MultipleTyperAnnotationsError) as excinfo:
         runner.invoke(app)
@@ -121,8 +118,7 @@ def make_string():
     @app.command()
     def cmd(
         my_param: Annotated[str, param(default_factory=make_string)] = "hello",
-    ):
-        ...  # pragma: no cover
+    ): ...  # pragma: no cover
 
     with pytest.raises(DefaultFactoryAndDefaultValueError) as excinfo:
         runner.invoke(app)
@@ -171,8 +167,7 @@ def make_string():
     @app.command()
     def cmd(
         my_param: str = param("hi", default_factory=make_string),
-    ):
-        ...  # pragma: no cover
+    ): ...  # pragma: no cover
 
     with pytest.raises(DefaultFactoryAndDefaultValueError) as excinfo:
         runner.invoke(app)
diff --git a/typer/params.py b/typer/params.py
index 710a4cf136..2fd025c90d 100644
--- a/typer/params.py
+++ b/typer/params.py
@@ -68,8 +68,7 @@ def Option(
     path_type: Union[None, Type[str], Type[bytes]] = None,
     # Rich settings
     rich_help_panel: Union[str, None] = None,
-) -> Any:
-    ...
+) -> Any: ...
 
 
 # Overload for Option created with custom type 'click_type'
@@ -132,8 +131,7 @@ def Option(
     path_type: Union[None, Type[str], Type[bytes]] = None,
     # Rich settings
     rich_help_panel: Union[str, None] = None,
-) -> Any:
-    ...
+) -> Any: ...
 
 
 def Option(
@@ -305,8 +303,7 @@ def Argument(
     path_type: Union[None, Type[str], Type[bytes]] = None,
     # Rich settings
     rich_help_panel: Union[str, None] = None,
-) -> Any:
-    ...
+) -> Any: ...
 
 
 # Overload for Argument created with custom type 'click_type'
@@ -361,8 +358,7 @@ def Argument(
     path_type: Union[None, Type[str], Type[bytes]] = None,
     # Rich settings
     rich_help_panel: Union[str, None] = None,
-) -> Any:
-    ...
+) -> Any: ...
 
 
 def Argument(
diff --git a/typer/rich_utils.py b/typer/rich_utils.py
index 2b91f265ab..aaf1956c23 100644
--- a/typer/rich_utils.py
+++ b/typer/rich_utils.py
@@ -68,9 +68,9 @@
 STYLE_ABORTED = "red"
 _TERMINAL_WIDTH = getenv("TERMINAL_WIDTH")
 MAX_WIDTH = int(_TERMINAL_WIDTH) if _TERMINAL_WIDTH else None
-COLOR_SYSTEM: Optional[
-    Literal["auto", "standard", "256", "truecolor", "windows"]
-] = "auto"  # Set to None to disable colors
+COLOR_SYSTEM: Optional[Literal["auto", "standard", "256", "truecolor", "windows"]] = (
+    "auto"  # Set to None to disable colors
+)
 _TYPER_FORCE_DISABLE_TERMINAL = getenv("_TYPER_FORCE_DISABLE_TERMINAL")
 FORCE_TERMINAL = (
     True