diff --git a/sparse/_coo/common.py b/sparse/_coo/common.py
index 9de529be..b99a78b4 100644
--- a/sparse/_coo/common.py
+++ b/sparse/_coo/common.py
@@ -1061,6 +1061,7 @@ def clip(a, a_min=None, a_max=None, out=None):
 
 # Array API set functions
 
+
 class UniqueAllResult(NamedTuple):
     values: np.ndarray
     indices: np.ndarray
diff --git a/sparse/tests/test_coo.py b/sparse/tests/test_coo.py
index 9f579362..faaeff11 100644
--- a/sparse/tests/test_coo.py
+++ b/sparse/tests/test_coo.py
@@ -1796,13 +1796,7 @@ def test_unique_values(self, arr):
         np.testing.assert_equal(result, expected)
 
     @pytest.mark.parametrize(
-        "func", 
-        [
-            sparse.unique_all, 
-            sparse.unique_counts, 
-            sparse.unique_inverse, 
-            sparse.unique_values
-        ]
+        "func", [sparse.unique_all, sparse.unique_counts, sparse.unique_inverse, sparse.unique_values]
     )
     def test_input_validation(self, func):
         with pytest.raises(ValueError, match=r"Only COO arrays are supported"):