diff --git a/supervision/detection/core.py b/supervision/detection/core.py
index ae6205df..bda2e7de 100644
--- a/supervision/detection/core.py
+++ b/supervision/detection/core.py
@@ -296,7 +296,10 @@ class Detections:
                 class_id=np.arange(len(ultralytics_results)),
             )
 
-        if hasattr(ultralytics_results, "boxes") and ultralytics_results.boxes is not None:
+        if (
+            hasattr(ultralytics_results, "boxes")
+            and ultralytics_results.boxes is not None
+        ):
             class_id = ultralytics_results.boxes.cls.cpu().numpy().astype(int)
             class_names = np.array([ultralytics_results.names[i] for i in class_id])
             return cls(
diff --git a/test/detection/test_core.py b/test/detection/test_core.py
index 1542f0a3..bf27f209 100644
--- a/test/detection/test_core.py
+++ b/test/detection/test_core.py
@@ -816,6 +816,7 @@ def test_merge_inner_detection_object_pair(
         result = merge_inner_detection_object_pair(detection_1, detection_2)
         assert result == expected_result
 
+
 class TestFromUltralytics:
     """Test suite for Detections.from_ultralytics method."""
 
@@ -824,6 +825,7 @@ class TestFromUltralytics:
 
         Regression test for issue #2000.
         """
+
         # Create a mock ultralytics result without boxes attribute
         class MockUltralyticsResult:
             def __init__(self):
@@ -839,6 +841,7 @@ class TestFromUltralytics:
 
     def test_from_ultralytics_with_boxes_none(self):
         """Test that from_ultralytics handles boxes=None (segmentation-only models)."""
+
         # Create a mock ultralytics result with boxes=None
         class MockUltralyticsResult:
             def __init__(self):
@@ -859,6 +862,7 @@ class TestFromUltralytics:
 
     def test_from_ultralytics_with_valid_boxes(self):
         """Test that from_ultralytics works correctly with valid boxes."""
+
         # Create a mock ultralytics result with valid boxes
         class MockBoxes:
             def __init__(self):