Clean up imports

common/lib/xmodule/xmodule/x_module.py

 import logging
-import yaml
 import os
 import sys
+import yaml
 
 from functools import partial
 from lxml import etree

lms/djangoapps/courseware/module_render.py

 import json
 import logging
-import sys
+
+import static_replace
+
 from functools import partial
+from requests.auth import HTTPBasicAuth
+from dogapi import dog_stats_api
 
 from django.conf import settings
 from django.contrib.auth.models import User
@@ -12,14 +16,20 @@ from django.http import Http404
 from django.http import HttpResponse
 from django.views.decorators.csrf import csrf_exempt
 
-from requests.auth import HTTPBasicAuth
-from dogapi import dog_stats_api
-
 from capa.xqueue_interface import XQueueInterface
+from courseware.access import has_access
+from courseware.masquerade import setup_masquerade
+from courseware.model_data import FieldDataCache, DjangoKeyValueStore
+from lms.xblock.field_data import LmsFieldData
 from mitxmako.shortcuts import render_to_string
+from psychometrics.psychoanalyze import make_psychometrics_data_update_handler
+from student.models import unique_id_for_user
+from util.json_request import JsonResponse
+from util.sandboxing import can_execute_unsafe_code
+from xblock.fields import Scope
 from xblock.runtime import DbModel
+from xblock.runtime import KeyValueStore
 from xmodule.error_module import ErrorDescriptor, NonStaffErrorDescriptor
-from xmodule.errortracker import exc_info_to_str
 from xmodule.exceptions import NotFoundError, ProcessingError
 from xmodule.modulestore import Location
 from xmodule.modulestore.django import modulestore
@@ -27,18 +37,6 @@ from xmodule.modulestore.exceptions import ItemNotFoundError
 from xmodule.x_module import ModuleSystem
 from xmodule_modifiers import replace_course_urls, replace_jump_to_id_urls, replace_static_urls, add_histogram, wrap_xblock
 
-import static_replace
-from psychometrics.psychoanalyze import make_psychometrics_data_update_handler
-from student.models import unique_id_for_user
-
-from courseware.access import has_access
-from courseware.masquerade import setup_masquerade
-from courseware.model_data import FieldDataCache, DjangoKeyValueStore
-from xblock.runtime import KeyValueStore
-from xblock.fields import Scope
-from util.sandboxing import can_execute_unsafe_code
-from util.json_request import JsonResponse
-from lms.xblock.field_data import LmsFieldData
 
 log = logging.getLogger(__name__)
 

lms/djangoapps/courseware/tests/test_masquerade.py

@@ -8,17 +8,17 @@ Notes for running by hand:
 ./manage.py lms --settings test test lms/djangoapps/courseware
 """
 
-from django.test.utils import override_settings
+import json
 
+from django.test.utils import override_settings
 from django.core.urlresolvers import reverse
-
 from django.contrib.auth.models import Group, User
+
 from courseware.access import _course_staff_group_name
 from courseware.tests.helpers import LoginEnrollmentTestCase
 from courseware.tests.modulestore_config import TEST_DATA_MIXED_MODULESTORE
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
 from xmodule.modulestore.django import modulestore, clear_existing_modulestores
-import json
 
 
 @override_settings(MODULESTORE=TEST_DATA_MIXED_MODULESTORE)

lms/djangoapps/instructor/views/legacy.py

 """
 Instructor Views
 """
-from collections import defaultdict
 import csv
 import json
 import logging
-from markupsafe import escape
 import os
 import re
 import requests
-from requests.status_codes import codes
-from collections import OrderedDict
 
+from collections import defaultdict, OrderedDict
+from markupsafe import escape
+from requests.status_codes import codes
 from StringIO import StringIO
 
 from django.conf import settings

lms/djangoapps/open_ended_grading/open_ended_notifications.py

+import datetime
+import json
+import logging
+
 from django.conf import settings
+
 from xmodule.open_ended_grading_classes import peer_grading_service
-from .staff_grading_service import StaffGradingService
 from xmodule.open_ended_grading_classes.controller_query_service import ControllerQueryService
-import json
-from student.models import unique_id_for_user
-from courseware.models import StudentModule
-import logging
+
 from courseware.access import has_access
-from util.cache import cache
-import datetime
 from xmodule.x_module import ModuleSystem
 from mitxmako.shortcuts import render_to_string
-import datetime
+from student.models import unique_id_for_user
+from util.cache import cache
+
+from .staff_grading_service import StaffGradingService
 
 log = logging.getLogger(__name__)
 

lms/djangoapps/open_ended_grading/staff_grading_service.py

@@ -4,18 +4,20 @@ This module provides views that proxy to the staff grading backend service.
 
 import json
 import logging
-from xmodule.open_ended_grading_classes.grading_service_module import GradingService, GradingServiceError
 
 from django.conf import settings
 from django.http import HttpResponse, Http404
 
-from courseware.access import has_access
-from util.json_request import expect_json
 from xmodule.course_module import CourseDescriptor
-from student.models import unique_id_for_user
 from xmodule.x_module import ModuleSystem
+from xmodule.open_ended_grading_classes.grading_service_module import GradingService, GradingServiceError
+
+from courseware.access import has_access
 from mitxmako.shortcuts import render_to_string
-from utils import does_location_exist
+from student.models import unique_id_for_user
+from util.json_request import expect_json
+
+from open_ended_grading.utils import does_location_exist
 
 log = logging.getLogger(__name__)
 

lms/djangoapps/open_ended_grading/tests.py

@@ -5,36 +5,34 @@ Tests for open ended grading interfaces
 """
 
 import json
-from mock import MagicMock, patch, Mock
+import logging
 
-from django.core.urlresolvers import reverse
-from django.contrib.auth.models import Group, User
 from django.conf import settings
-from mitxmako.shortcuts import render_to_string
+from django.contrib.auth.models import Group, User
+from django.core.urlresolvers import reverse
+from django.test.utils import override_settings
+from mock import MagicMock, patch, Mock
+from xblock.field_data import DictFieldData
+from xblock.fields import ScopeIds
 
-from xmodule.open_ended_grading_classes import peer_grading_service, controller_query_service
 from xmodule import peer_grading_module
+from xmodule.error_module import ErrorDescriptor
 from xmodule.modulestore.django import modulestore
+from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
+from xmodule.open_ended_grading_classes import peer_grading_service, controller_query_service
+from xmodule.tests import test_util_open_ended
 from xmodule.x_module import ModuleSystem
-from xmodule.error_module import ErrorDescriptor
-from xblock.fields import ScopeIds
 
-from open_ended_grading import staff_grading_service, views, utils
 from courseware.access import _course_staff_group_name
+from courseware.tests import factories
+from courseware.tests.helpers import LoginEnrollmentTestCase, check_for_get_code, check_for_post_code
+from courseware.tests.modulestore_config import TEST_DATA_MIXED_MODULESTORE
+from mitxmako.shortcuts import render_to_string
 from student.models import unique_id_for_user
 
-import logging
+from open_ended_grading import staff_grading_service, views, utils
 
 log = logging.getLogger(__name__)
-from django.test.utils import override_settings
-
-from xmodule.tests import test_util_open_ended
-from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase
-from xblock.field_data import DictFieldData
-
-from courseware.tests import factories
-from courseware.tests.modulestore_config import TEST_DATA_MIXED_MODULESTORE
-from courseware.tests.helpers import LoginEnrollmentTestCase, check_for_get_code, check_for_post_code
 
 
 class EmptyStaffGradingService(object):

lms/djangoapps/open_ended_grading/utils.py

 import json
+import logging
 
 from xmodule.modulestore import search
 from xmodule.modulestore.django import modulestore
 from xmodule.modulestore.exceptions import ItemNotFoundError, NoPathToItem
-from xmodule.x_module import ModuleSystem
 from xmodule.open_ended_grading_classes.controller_query_service import ControllerQueryService
 from xmodule.open_ended_grading_classes.grading_service_module import GradingServiceError
+from xmodule.x_module import ModuleSystem
 
 from django.utils.translation import ugettext as _
 from django.conf import settings
 
 from mitxmako.shortcuts import render_to_string
 
-import logging
 
 log = logging.getLogger(__name__)