diff --git a/tests/test_class_sh_basic.py b/tests/test_class_sh_basic.py
index b3e9709dd24..584290c0f32 100644
--- a/tests/test_class_sh_basic.py
+++ b/tests/test_class_sh_basic.py
@@ -68,12 +68,28 @@ def test_load_with_rtrn_f(pass_f, rtrn_f, expected):
 @pytest.mark.parametrize(
     ("pass_f", "rtrn_f", "expected"),
     [
-        (m.pass_udmp_del, m.rtrn_udmp_del, "pass_udmp_del:rtrn_udmp_del,udmp_deleter_" + "_".join(["MvCtorTo"] * 6)),
-        (m.pass_udcp_del, m.rtrn_udcp_del, "pass_udcp_del:rtrn_udcp_del,udcp_deleter_" + "_".join(["MvCtorTo"] * 8)),
-        (m.pass_udmp_del_nd, m.rtrn_udmp_del_nd,
-            "pass_udmp_del_nd:rtrn_udmp_del_nd,udmp_deleter_nd_" + "_".join(["MvCtorTo"] * 6)),
-        (m.pass_udcp_del_nd, m.rtrn_udcp_del_nd,
-            "pass_udcp_del_nd:rtrn_udcp_del_nd,udcp_deleter_nd_" + "_".join(["MvCtorTo"] * 8)),
+        (
+            m.pass_udmp_del,
+            m.rtrn_udmp_del,
+            "pass_udmp_del:rtrn_udmp_del,udmp_deleter_" + "_".join(["MvCtorTo"] * 6),
+        ),
+        (
+            m.pass_udcp_del,
+            m.rtrn_udcp_del,
+            "pass_udcp_del:rtrn_udcp_del,udcp_deleter_" + "_".join(["MvCtorTo"] * 8),
+        ),
+        (
+            m.pass_udmp_del_nd,
+            m.rtrn_udmp_del_nd,
+            "pass_udmp_del_nd:rtrn_udmp_del_nd,udmp_deleter_nd_"
+            + "_".join(["MvCtorTo"] * 6),
+        ),
+        (
+            m.pass_udcp_del_nd,
+            m.rtrn_udcp_del_nd,
+            "pass_udcp_del_nd:rtrn_udcp_del_nd,udcp_deleter_nd_"
+            + "_".join(["MvCtorTo"] * 8),
+        ),
     ],
 )
 def test_deleter_roundtrip(pass_f, rtrn_f, expected):