diff --git a/examples/common.py b/examples/common.py
index 4b44345..6590cfd 100644
--- a/examples/common.py
+++ b/examples/common.py
@@ -38,8 +38,7 @@ def get_arg_number(arg):
 
 
 class Timer(Protocol):
-    def start(self):
-        ...
+    def start(self): ...
 
     def stop(self):
         """
@@ -105,14 +104,11 @@ def stop(self):
 # manager so that we can run both CuPy and SciPy
 # programs with resource scoping.
 class DummyScope:
-    def __init__(self):
-        ...
+    def __init__(self): ...
 
-    def __enter__(self):
-        ...
+    def __enter__(self): ...
 
-    def __exit__(self, _, __, ___):
-        ...
+    def __exit__(self, _, __, ___): ...
 
     def __getitem__(self, item):
         return self
diff --git a/legate_sparse/coverage.py b/legate_sparse/coverage.py
index a9b494d..8d4df96 100644
--- a/legate_sparse/coverage.py
+++ b/legate_sparse/coverage.py
@@ -43,8 +43,7 @@ def should_wrap(obj: object) -> bool:
 
 
 class AnyCallable(Protocol):
-    def __call__(self, *args: Any, **kwargs: Any) -> Any:
-        ...
+    def __call__(self, *args: Any, **kwargs: Any) -> Any: ...
 
 
 def wrap(func: AnyCallable) -> Any: