diff --git a/mypy_django_plugin/django/context.py b/mypy_django_plugin/django/context.py
index 1b5dd9b..fd7bb6c 100644
--- a/mypy_django_plugin/django/context.py
+++ b/mypy_django_plugin/django/context.py
@@ -1,20 +1,20 @@
 import os
 from collections import defaultdict
 from contextlib import contextmanager
-from typing import (Any, Dict, Iterator, List, Optional, TYPE_CHECKING, Tuple, Type)
+from typing import TYPE_CHECKING, Dict, Iterator, List, Optional, Tuple, Type
 
+from django.contrib.postgres.fields import ArrayField
 from django.core.exceptions import FieldError
 from django.db.models.base import Model
+from django.db.models.fields import AutoField, CharField, Field
 from django.db.models.fields.related import ForeignKey, RelatedField
 from django.db.models.fields.reverse_related import ForeignObjectRel
 from django.db.models.sql.query import Query
 from django.utils.functional import cached_property
 from mypy.checker import TypeChecker
-from mypy.errors import Errors
-from mypy.types import Instance, Type as MypyType
+from mypy.types import Instance
+from mypy.types import Type as MypyType
 
-from django.contrib.postgres.fields import ArrayField
-from django.db.models.fields import AutoField, CharField, Field
 from mypy_django_plugin.lib import helpers
 
 if TYPE_CHECKING:
diff --git a/mypy_django_plugin/lib/helpers.py b/mypy_django_plugin/lib/helpers.py
index 5dddd72..47e5838 100644
--- a/mypy_django_plugin/lib/helpers.py
+++ b/mypy_django_plugin/lib/helpers.py
@@ -1,13 +1,17 @@
 from collections import OrderedDict
-from typing import Any, Dict, List, Optional, Set, TYPE_CHECKING, Union
+from typing import TYPE_CHECKING, Any, Dict, List, Optional, Set, Union
 
 from mypy import checker
 from mypy.checker import TypeChecker
 from mypy.mro import calculate_mro
-from mypy.nodes import (Block, ClassDef, Expression, GDEF, MDEF, MemberExpr, MypyFile, NameExpr, StrExpr, SymbolNode,
-                        SymbolTable, SymbolTableNode, TypeInfo, Var)
+from mypy.nodes import (
+    GDEF, MDEF, Block, ClassDef, Expression, MemberExpr, MypyFile, NameExpr, StrExpr, SymbolNode, SymbolTable,
+    SymbolTableNode, TypeInfo, Var,
+)
 from mypy.plugin import CheckerPluginInterface, FunctionContext, MethodContext
-from mypy.types import AnyType, Instance, NoneTyp, TupleType, Type as MypyType, TypeOfAny, TypedDictType, UnionType
+from mypy.types import AnyType, Instance, NoneTyp, TupleType
+from mypy.types import Type as MypyType
+from mypy.types import TypedDictType, TypeOfAny, UnionType
 
 if TYPE_CHECKING:
     from mypy_django_plugin.django.context import DjangoContext
diff --git a/mypy_django_plugin/transformers/fields.py b/mypy_django_plugin/transformers/fields.py
index ee77ed1..3e2504a 100644
--- a/mypy_django_plugin/transformers/fields.py
+++ b/mypy_django_plugin/transformers/fields.py
@@ -1,11 +1,13 @@
 from typing import Optional, Tuple, cast
 
+from django.db.models.fields import Field
 from django.db.models.fields.related import RelatedField
 from mypy.nodes import AssignmentStmt, TypeInfo
 from mypy.plugin import FunctionContext
-from mypy.types import AnyType, Instance, Type as MypyType, TypeOfAny
+from mypy.types import AnyType, Instance
+from mypy.types import Type as MypyType
+from mypy.types import TypeOfAny
 
-from django.db.models.fields import Field
 from mypy_django_plugin.django.context import DjangoContext
 from mypy_django_plugin.lib import fullnames, helpers