diff --git a/src/drf_yasg/generators.py b/src/drf_yasg/generators.py
index 9c9a393..c56c51a 100644
--- a/src/drf_yasg/generators.py
+++ b/src/drf_yasg/generators.py
@@ -3,24 +3,16 @@ import logging
 import re
 from collections import OrderedDict, defaultdict
 
-import uritemplate
 import rest_framework
+import uritemplate
 from coreapi.compat import urlparse
+from packaging.version import Version
 from rest_framework import versioning
 from rest_framework.compat import URLPattern, URLResolver, get_original_route
 from rest_framework.schemas.generators import EndpointEnumerator as _EndpointEnumerator
 from rest_framework.schemas.generators import endpoint_ordering, get_pk_name
-
 from rest_framework.settings import api_settings
 
-from packaging.version import Version
-if Version(rest_framework.__version__) < Version('3.10'):
-    from rest_framework.schemas.generators import SchemaGenerator
-    from rest_framework.schemas.inspectors import get_pk_description
-else:
-    from rest_framework.schemas import SchemaGenerator
-    from rest_framework.schemas.utils import get_pk_description
-
 from . import openapi
 from .app_settings import swagger_settings
 from .errors import SwaggerGenerationError
@@ -28,6 +20,14 @@ from .inspectors.field import get_basic_type_info, get_queryset_field, get_query
 from .openapi import ReferenceResolver, SwaggerDict
 from .utils import force_real_str, get_consumes, get_produces
 
+if Version(rest_framework.__version__) < Version('3.10'):
+    from rest_framework.schemas.generators import SchemaGenerator
+    from rest_framework.schemas.inspectors import get_pk_description
+else:
+    from rest_framework.schemas import SchemaGenerator
+    from rest_framework.schemas.utils import get_pk_description
+
+
 logger = logging.getLogger(__name__)
 
 PATH_PARAMETER_RE = re.compile(r'{(?P<parameter>\w+)}')
diff --git a/testproj/snippets/serializers.py b/testproj/snippets/serializers.py
index 4bbb8ad..4db926a 100644
--- a/testproj/snippets/serializers.py
+++ b/testproj/snippets/serializers.py
@@ -1,15 +1,17 @@
-import rest_framework
 from decimal import Decimal
 
+import rest_framework
 from django.contrib.auth import get_user_model
 from packaging.version import Version
+from rest_framework import serializers
+
+from snippets.models import LANGUAGE_CHOICES, STYLE_CHOICES, Snippet, SnippetViewer
+
 if Version(rest_framework.__version__) < Version('3.10'):
     from rest_framework.compat import MaxLengthValidator, MinValueValidator
 else:
     from django.core.validators import MaxLengthValidator, MinValueValidator
-from rest_framework import serializers
 
-from snippets.models import LANGUAGE_CHOICES, STYLE_CHOICES, Snippet, SnippetViewer
 
 
 class LanguageSerializer(serializers.Serializer):