chore: apply pre-commit formatting

rest_framework/utils/serializer_helpers.py

@@ -144,7 +144,6 @@ class NestedBoundField(BoundField):
             return JSONBoundField(field, value, error, prefix=self.name + '.')
         return BoundField(field, value, error, prefix=self.name + '.')
 
-
     def as_form_field(self):
         values = {}
         for key, value in self.value.items():

tests/test_bound_fields.py

@@ -3,6 +3,7 @@ from django.http import QueryDict
 from rest_framework import serializers
 from rest_framework.exceptions import ValidationError
 
+
 class TestSimpleBoundField:
     def test_empty_bound_field(self):
         class ExampleSerializer(serializers.Serializer):
@@ -212,15 +213,9 @@ class TestNestedBoundField:
             assert rendered_packed == expected_packed
 
     def test_child_bound_field_after_parent_validation_error(self):
-        """
-        After a parent-level ValidationError on a nested serializer field,
-        child BoundFields should remain accessible and receive a mapping
-        for `errors` so the Browsable API can render safely.
-
-        Regression test for #4073.
-        """
         class ChildSerializer(serializers.Serializer):
             value = serializers.CharField()
+
         class ParentSerializer(serializers.Serializer):
             nested = ChildSerializer()
 
@@ -233,17 +228,9 @@ class TestNestedBoundField:
 
         # Parent-level error is a list (current problematic case)
         assert serializer.errors["nested"] == ["parent-level nested error"]
-
-        # Access nested bound field
         parent_bound = serializer["nested"]
-
-        # Access child bound field – should not raise
         child_bound = parent_bound["value"]
-
-        # Core contract: errors must be a mapping, not None or list
         assert isinstance(child_bound.errors, dict)
-
-        # Sanity checks
         assert child_bound.value == "ignored"
         assert child_bound.name == "nested.value"