Merge pull request #2877 from marshmallow-code/3.x-delint

3.x delint

Author: deckar01

src/marshmallow/error_store.py

@@ -25,13 +25,15 @@ def store_error(self, messages, field_name=SCHEMA, index=None):
             messages = {index: messages}
         self.errors = merge_errors(self.errors, messages)
 
+
 def copy_containers(errors):
     if isinstance(errors, list):
         return [copy_containers(val) for val in errors]
     if isinstance(errors, dict):
         return {key: copy_containers(val) for key, val in errors.items()}
     return errors
 
+
 def merge_errors(errors1, errors2):  # noqa: PLR0911
     """Deeply merge two error messages.
 

tests/test_error_store.py

@@ -1,7 +1,7 @@
 from typing import NamedTuple
 
 from marshmallow import missing
-from marshmallow.error_store import merge_errors, ErrorStore
+from marshmallow.error_store import ErrorStore, merge_errors
 
 
 def test_missing_is_falsy():