Fix import order issues in contentstore

cms/djangoapps/contentstore/management/commands/tests/test_export.py

 """
 Tests for exporting courseware to the desired path
 """
-import unittest
 import shutil
+import unittest
+from tempfile import mkdtemp
+
 import ddt
 from django.core.management import CommandError, call_command
-from tempfile import mkdtemp
 
-from xmodule.modulestore.tests.factories import CourseFactory
 from xmodule.modulestore import ModuleStoreEnum
-from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.django import modulestore
+from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
+from xmodule.modulestore.tests.factories import CourseFactory
 
 
 class TestArgParsingCourseExport(unittest.TestCase):

cms/djangoapps/contentstore/management/commands/tests/test_export_olx.py

@@ -2,20 +2,20 @@
 Tests for exporting OLX content.
 """
 
-import ddt
-from path import Path as path
 import shutil
-from StringIO import StringIO
 import tarfile
-from tempfile import mkdtemp
 import unittest
+from StringIO import StringIO
+from tempfile import mkdtemp
 
+import ddt
 from django.core.management import CommandError, call_command
+from path import Path as path
 
-from xmodule.modulestore.tests.factories import CourseFactory
 from xmodule.modulestore import ModuleStoreEnum
-from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.django import modulestore
+from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
+from xmodule.modulestore.tests.factories import CourseFactory
 
 
 class TestArgParsingCourseExportOlx(unittest.TestCase):

cms/djangoapps/contentstore/management/commands/tests/test_import.py

@@ -3,15 +3,15 @@ Unittests for importing a course via management command
 """
 
 import os
-from path import Path as path
 import shutil
 import tempfile
 
 from django.core.management import call_command
+from path import Path as path
 
 from django_comment_common.utils import are_permissions_roles_seeded
-from xmodule.modulestore.django import modulestore
 from xmodule.modulestore import ModuleStoreEnum
+from xmodule.modulestore.django import modulestore
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 
 

cms/djangoapps/contentstore/signals/handlers.py

@@ -15,9 +15,9 @@ from openedx.core.djangoapps.credit.signals import on_course_publish
 from openedx.core.lib.gating import api as gating_api
 from track.event_transaction_utils import get_event_transaction_id, get_event_transaction_type
 from util.module_utils import yield_dynamic_descriptor_descendants
-from .signals import GRADING_POLICY_CHANGED
 from xmodule.modulestore.django import SignalHandler, modulestore
 
+from .signals import GRADING_POLICY_CHANGED
 
 log = logging.getLogger(__name__)
 

cms/djangoapps/contentstore/tests/test_transcripts_utils.py

 # -*- coding: utf-8 -*-
 """ Tests for transcripts_utils. """
 import copy
-import tempfile
-import ddt
 import json
+import tempfile
 import textwrap
 import unittest
 from uuid import uuid4
 
+import ddt
 import pytest
 from django.conf import settings
 from django.test.utils import override_settings
@@ -16,12 +16,12 @@ from mock import Mock, patch
 from six import text_type
 
 from contentstore.tests.utils import mock_requests_get
+from student.tests.factories import UserFactory
 from xmodule.contentstore.content import StaticContent
 from xmodule.contentstore.django import contentstore
 from xmodule.exceptions import NotFoundError
 from xmodule.modulestore.tests.django_utils import SharedModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory, ItemFactory
-from student.tests.factories import UserFactory
 from xmodule.video_module import transcripts_utils
 
 TEST_DATA_CONTENTSTORE = copy.deepcopy(settings.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

 """
 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

 # -*- 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

 """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)