diff --git a/magicparse/schema.py b/magicparse/schema.py
index 84017fc..10b9980 100644
--- a/magicparse/schema.py
+++ b/magicparse/schema.py
@@ -44,20 +44,21 @@ def register(cls, schema: "Schema") -> None:
 
         cls.registry[schema.key()] = schema
 
-
     def parse(self, data: Union[bytes, BytesIO]) -> Tuple[List[dict], List[dict]]:
         items = []
         errors = []
 
         for item, row_errors in self.stream_parse(data):
-            if(row_errors):
+            if row_errors:
                 errors.extend(row_errors)
             else:
                 items.append(item)
 
         return items, errors
 
-    def stream_parse(self, data: Union[bytes, BytesIO]) -> Iterable[Tuple[dict, list[dict]]]:
+    def stream_parse(
+        self, data: Union[bytes, BytesIO]
+    ) -> Iterable[Tuple[dict, list[dict]]]:
         if isinstance(data, bytes):
             stream = BytesIO(data)
         else:
@@ -96,6 +97,7 @@ def stream_parse(self, data: Union[bytes, BytesIO]) -> Iterable[Tuple[dict, list
 
             yield item, errors
 
+
 class CsvSchema(Schema):
     def __init__(self, options: Dict[str, Any]) -> None:
         super().__init__(options)
diff --git a/tests/test_schema.py b/tests/test_schema.py
index 909d21a..ecfae8d 100644
--- a/tests/test_schema.py
+++ b/tests/test_schema.py
@@ -6,6 +6,7 @@
 import pytest
 from unittest import TestCase
 
+
 class TestBuild(TestCase):
     def test_default_csv_schema(self):
         schema = Schema.build(
@@ -288,8 +289,8 @@ def test_register(self):
         )
         assert isinstance(schema, self.PipedSchema)
 
-class TestSteamParse(TestCase):
 
+class TestSteamParse(TestCase):
     def test_stream_parse_errors_do_not_halt_parsing(self):
         schema = Schema.build(
             {
@@ -299,12 +300,17 @@ def test_stream_parse_errors_do_not_halt_parsing(self):
         )
         rows = list(schema.stream_parse(b"1\na\n2"))
         assert rows == [
-            ({"age": 1}, []), 
-            ({}, [{
-                "row-number": 2,
-                "column-number": 1,
-                "field-key": "age",
-                "error": "value 'a' is not a valid integer",
-            }]), 
-            ({"age": 2}, [])
-            ]
\ No newline at end of file
+            ({"age": 1}, []),
+            (
+                {},
+                [
+                    {
+                        "row-number": 2,
+                        "column-number": 1,
+                        "field-key": "age",
+                        "error": "value 'a' is not a valid integer",
+                    }
+                ],
+            ),
+            ({"age": 2}, []),
+        ]