minor: Lint following a Black update

stephane-caron · stephane-caron · commit 0c4cab4205a5 · 2025-04-08T10:19:10.000+02:00
diff --git a/qpbenchmark/problem.py b/qpbenchmark/problem.py
@@ -15,7 +15,7 @@
 
 
 def ensure_dense(
-    M: Optional[Union[np.ndarray, spa.csc_matrix]]
+    M: Optional[Union[np.ndarray, spa.csc_matrix]],
 ) -> Optional[np.ndarray]:
     """Get dense representation of a matrix.
 
@@ -34,7 +34,7 @@ def ensure_dense(
 
 
 def ensure_sparse(
-    M: Optional[Union[np.ndarray, spa.csc_matrix]]
+    M: Optional[Union[np.ndarray, spa.csc_matrix]],
 ) -> Optional[spa.csc_matrix]:
     """Get sparse representation of a matrix.
 
