diff --git a/tests/functional/adapter/test_constraints.py b/tests/functional/adapter/test_constraints.py
index e46647397..894aee378 100644
--- a/tests/functional/adapter/test_constraints.py
+++ b/tests/functional/adapter/test_constraints.py
@@ -54,6 +54,7 @@ def data_types(self, int_type, schema_int_type, string_type):
             ["""TO_VARIANT(PARSE_JSON('{"key3": "value3", "key4": "value4"}'))""", 'variant', 'VARIANT'],
         ]
 
+
 class TestSnowflakeTableConstraintsColumnsEqual(SnowflakeColumnEqualSetup, BaseTableConstraintsColumnsEqual):
     pass
 
@@ -65,6 +66,7 @@ class TestSnowflakeViewConstraintsColumnsEqual(SnowflakeColumnEqualSetup, BaseVi
 class TestSnowflakeIncrementalConstraintsColumnsEqual(SnowflakeColumnEqualSetup, BaseIncrementalConstraintsColumnsEqual):
     pass
 
+
 class TestSnowflakeTableConstraintsDdlEnforcement(BaseConstraintsRuntimeDdlEnforcement):
     @pytest.fixture(scope="class")
     def expected_sql(self):
@@ -86,4 +88,4 @@ def expected_error_messages(self):
 class TestSnowflakeIncrementalConstraintsRollback(BaseIncrementalConstraintsRollback):
     @pytest.fixture(scope="class")
     def expected_error_messages(self):
-        return ["NULL result in a non-nullable column"]
\ No newline at end of file
+        return ["NULL result in a non-nullable column"]