diff --git a/test/detection/test_utils.py b/test/detection/test_utils.py
index 656a75f4..8808588b 100644
--- a/test/detection/test_utils.py
+++ b/test/detection/test_utils.py
@@ -1411,23 +1411,40 @@ def test_xyxy_to_xywh(xyxy: np.ndarray, expected_result: np.ndarray) -> None:
     [
         # Empty and zero cases
         (np.array([]).reshape(0, 4), np.array([]).reshape(0, 4)),  # empty array
-        (np.array([[0, 0, 0, 0]]), np.array([[0, 0, 0.0, 0]])),  # zero size bounding box
-        (np.array([[10, 10, 10, 10]]), np.array([[10, 10, 0.0, 0]])),  # point (x1=x2, y1=y2)
-        
+        (
+            np.array([[0, 0, 0, 0]]),
+            np.array([[0, 0, 0.0, 0]]),
+        ),  # zero size bounding box
+        (
+            np.array([[10, 10, 10, 10]]),
+            np.array([[10, 10, 0.0, 0]]),
+        ),  # point (x1=x2, y1=y2)
         # Zero width/height cases
         (np.array([[50, 50, 80, 50]]), np.array([[65, 50, 0.0, 0]])),  # zero height
         (np.array([[50, 50, 50, 80]]), np.array([[50, 65, 0.0, 30]])),  # zero width
-        
         # Standard cases
         (np.array([[10, 20, 40, 60]]), np.array([[25, 40, 0.75, 40]])),  # standard case
-        (np.array([[-30, -40, -10, -20]]), np.array([[-20, -30, 1.0, 20]])),  # all negative values
-        (np.array([[0.1, 0.2, 0.4, 0.6]]), np.array([[0.25, 0.4, 0.75, 0.4]])),  # values between 0-1
-        
+        (
+            np.array([[-30, -40, -10, -20]]),
+            np.array([[-20, -30, 1.0, 20]]),
+        ),  # all negative values
+        (
+            np.array([[0.1, 0.2, 0.4, 0.6]]),
+            np.array([[0.25, 0.4, 0.75, 0.4]]),
+        ),  # values between 0-1
         # Different aspect ratios
-        (np.array([[10, 20, 50, 100]]), np.array([[30, 60, 0.5, 80]])),  # tall rectangle (height > width)
-        (np.array([[20, 10, 100, 50]]), np.array([[60, 30, 2.0, 40]])),  # wide rectangle (width > height)
-        (np.array([[50, 50, 150, 150]]), np.array([[100, 100, 1.0, 100]])),  # height == width
-        
+        (
+            np.array([[10, 20, 50, 100]]),
+            np.array([[30, 60, 0.5, 80]]),
+        ),  # tall rectangle (height > width)
+        (
+            np.array([[20, 10, 100, 50]]),
+            np.array([[60, 30, 2.0, 40]]),
+        ),  # wide rectangle (width > height)
+        (
+            np.array([[50, 50, 150, 150]]),
+            np.array([[100, 100, 1.0, 100]]),
+        ),  # height == width
         # Multiple boxes in one array
         (
             np.array([[0, 0, 0, 0], [10, 20, 40, 60]]),