diff --git a/testing/benchmark.py b/testing/benchmark.py
index cc3be4eb..558c548d 100644
--- a/testing/benchmark.py
+++ b/testing/benchmark.py
@@ -1,108 +1,102 @@
-"""
-Benchmarking and performance tests.
-"""
-
-from typing import Any
-
-import pytest
-
-from pluggy import HookimplMarker
-from pluggy import HookspecMarker
-from pluggy import PluginManager
-from pluggy._callers import _multicall
-from pluggy._hooks import HookImpl
-
-
-hookspec = HookspecMarker("example")
-hookimpl = HookimplMarker("example")
-
-
-@hookimpl
-def hook(arg1, arg2, arg3):
-    return arg1, arg2, arg3
-
-
-@hookimpl(wrapper=True)
-def wrapper(arg1, arg2, arg3):
-    return (yield)
-
-
-@pytest.fixture(params=[10, 100], ids="hooks={}".format)
-def hooks(request: Any) -> list[object]:
-    return [hook for i in range(request.param)]
-
-
-@pytest.fixture(params=[10, 100], ids="wrappers={}".format)
-def wrappers(request: Any) -> list[object]:
-    return [wrapper for i in range(request.param)]
-
-
-def test_hook_and_wrappers_speed(benchmark, hooks, wrappers) -> None:
-    def setup():
-        hook_name = "foo"
-        hook_impls = []
-        for method in hooks + wrappers:
-            f = HookImpl(None, "<temp>", method, method.example_impl)
-            hook_impls.append(f)
-        caller_kwargs = {"arg1": 1, "arg2": 2, "arg3": 3}
-        firstresult = False
-        return (hook_name, hook_impls, caller_kwargs, firstresult), {}
-
-    benchmark.pedantic(_multicall, setup=setup, rounds=10)
-
-
-@pytest.mark.parametrize(
-    ("plugins, wrappers, nesting"),
-    [
-        (1, 1, 0),
-        (1, 1, 1),
-        (1, 1, 5),
-        (1, 5, 1),
-        (1, 5, 5),
-        (5, 1, 1),
-        (5, 1, 5),
-        (5, 5, 1),
-        (5, 5, 5),
-        (20, 20, 0),
-        (100, 100, 0),
-    ],
-)
-def test_call_hook(benchmark, plugins, wrappers, nesting) -> None:
-    pm = PluginManager("example")
-
-    class HookSpec:
-        @hookspec
-        def fun(self, hooks, nesting: int):
-            pass
-
-    class Plugin:
-        def __init__(self, num: int) -> None:
-            self.num = num
-
-        def __repr__(self) -> str:
-            return f"<Plugin {self.num}>"
-
-        @hookimpl
-        def fun(self, hooks, nesting: int) -> None:
-            if nesting:
-                hooks.fun(hooks=hooks, nesting=nesting - 1)
-
-    class PluginWrap:
-        def __init__(self, num: int) -> None:
-            self.num = num
-
-        def __repr__(self) -> str:
-            return f"<PluginWrap {self.num}>"
-
-        @hookimpl(wrapper=True)
-        def fun(self):
-            return (yield)
-
-    pm.add_hookspecs(HookSpec)
-
-    for i in range(plugins):
-        pm.register(Plugin(i), name=f"plug_{i}")
-    for i in range(wrappers):
-        pm.register(PluginWrap(i), name=f"wrap_plug_{i}")
-
-    benchmark(pm.hook.fun, hooks=pm.hook, nesting=nesting)
+import pytest
+
+from pluggy import HookimplMarker
+from pluggy import HookspecMarker
+from pluggy import PluginManager
+from pluggy._callers import _multicall
+from pluggy._hooks import HookImpl
+
+
+hookspec = HookspecMarker("example")
+hookimpl = HookimplMarker("example")
+
+
+@hookimpl
+def hook(arg1, arg2, arg3):
+    return arg1, arg2, arg3
+
+
+@hookimpl(wrapper=True)
+def wrapper(arg1, arg2, arg3):
+    return (yield)
+
+
+@pytest.fixture(params=[10, 100], ids="hooks={}".format)
+def hooks(request):
+    return [hook for i in range(request.param)]
+
+
+@pytest.fixture(params=[10, 100], ids="wrappers={}".format)
+def wrappers(request):
+    return [wrapper for i in range(request.param)]
+
+
+def test_hook_and_wrappers_speed(benchmark, hooks, wrappers):
+    def setup():
+        hook_name = "foo"
+        hook_impls = []
+        for method in hooks + wrappers:
+            f = HookImpl(None, "<temp>", method, method.example_impl)
+            hook_impls.append(f)
+        caller_kwargs = {"arg1": 1, "arg2": 2, "arg3": 3}
+        firstresult = False
+        return (hook_name, hook_impls, caller_kwargs, firstresult), {}
+
+    benchmark.pedantic(_multicall, setup=setup, rounds=10)
+
+
+@pytest.mark.parametrize(
+    ("plugins, wrappers, nesting"),
+    [
+        (1, 1, 0),
+        (1, 1, 1),
+        (1, 1, 5),
+        (1, 5, 1),
+        (1, 5, 5),
+        (5, 1, 1),
+        (5, 1, 5),
+        (5, 5, 1),
+        (5, 5, 5),
+        (20, 20, 0),
+        (100, 100, 0),
+    ],
+)
+def test_call_hook(benchmark, plugins, wrappers, nesting):
+    pm = PluginManager("example")
+
+    class HookSpec:
+        @hookspec
+        def fun(self, hooks, nesting: int):
+            pass
+
+    class Plugin:
+        def __init__(self, num: int) -> None:
+            self.num = num
+
+        def __repr__(self) -> str:
+            return f"<Plugin {self.num}>"
+
+        @hookimpl
+        def fun(self, hooks, nesting: int) -> None:
+            if nesting:
+                hooks.fun(hooks=hooks, nesting=nesting - 1)
+
+    class PluginWrap:
+        def __init__(self, num: int) -> None:
+            self.num = num
+
+        def __repr__(self) -> str:
+            return f"<PluginWrap {self.num}>"
+
+        @hookimpl(wrapper=True)
+        def fun(self, hooks, nesting: int):
+            return (yield)
+
+    pm.add_hookspecs(HookSpec)
+
+    for i in range(plugins):
+        pm.register(Plugin(i), name=f"plug_{i}")
+    for i in range(wrappers):
+        pm.register(PluginWrap(i), name=f"wrap_plug_{i}")
+
+    benchmark(pm.hook.fun, hooks=pm.hook, nesting=nesting)