Fix import order issues in contentstore

cms/djangoapps/contentstore/views/import_export.py

@@ -8,6 +8,7 @@ import logging
 import os
 import re
 import shutil
+from wsgiref.util import FileWrapper
 
 from django.conf import settings
 from django.contrib.auth.decorators import login_required
@@ -26,7 +27,6 @@ from six import text_type
 from storages.backends.s3boto import S3BotoStorage
 from user_tasks.conf import settings as user_tasks_settings
 from user_tasks.models import UserTaskArtifact, UserTaskStatus
-from wsgiref.util import FileWrapper
 
 from contentstore.storage import course_import_export_storage
 from contentstore.tasks import CourseExportTask, CourseImportTask, export_olx, import_olx

cms/djangoapps/contentstore/views/tests/test_gating.py

@@ -1,9 +1,9 @@
 """
 Unit tests for the gating feature in Studio
 """
-import ddt
 import json
 
+import ddt
 from mock import patch
 
 from contentstore.tests.utils import CourseTestCase

cms/djangoapps/contentstore/views/tests/test_transcript_settings.py

@@ -1,12 +1,12 @@
 # -*- coding: utf-8 -*-
-import ddt
 import json
 from io import BytesIO
-from mock import Mock, patch, ANY
 
+import ddt
 from django.test.testcases import TestCase
 from django.urls import reverse
 from edxval import api
+from mock import ANY, Mock, patch
 
 from contentstore.tests.utils import CourseTestCase
 from contentstore.utils import reverse_course_url

cms/djangoapps/contentstore/views/tests/test_transcripts.py

@@ -1,18 +1,18 @@
 """Tests for items views."""
 
 import copy
-from codecs import BOM_UTF8
-import ddt
 import json
-from mock import patch, Mock
 import tempfile
 import textwrap
+from codecs import BOM_UTF8
 from uuid import uuid4
 
+import ddt
 from django.conf import settings
-from django.urls import reverse
 from django.test.utils import override_settings
+from django.urls import reverse
 from edxval.api import create_video
+from mock import Mock, patch
 from opaque_keys.edx.keys import UsageKey
 
 from contentstore.tests.utils import CourseTestCase, mock_requests_get
@@ -23,9 +23,9 @@ from xmodule.exceptions import NotFoundError
 from xmodule.modulestore.django import modulestore
 from xmodule.video_module.transcripts_utils import (
     GetTranscriptsFromYouTubeException,
+    Transcript,
     get_video_transcript_content,
     remove_subs_from_store,
-    Transcript,
 )
 
 TEST_DATA_CONTENTSTORE = copy.deepcopy(settings.CONTENTSTORE)