Merge pull request #19215 from edx/nedbat/remove-unused-imports

Remove unused imports

openedx/core/djangoapps/auth_exchange/tests/mixins.py

@@ -3,7 +3,7 @@ Mixins to facilitate testing OAuth connections to Django-OAuth-Toolkit or
 Django-OAuth2-Provider.
 """
 
-from unittest import skip, expectedFailure
+from unittest import expectedFailure
 from django.test.client import RequestFactory
 
 from openedx.core.djangoapps.oauth_dispatch import adapters

openedx/core/djangoapps/auth_exchange/views.py

@@ -17,9 +17,7 @@ from django.http import HttpResponse
 from django.utils.decorators import method_decorator
 from django.views.decorators.csrf import csrf_exempt
 from oauth2_provider import models as dot_models
-from oauth2_provider.settings import oauth2_settings
 from oauth2_provider.views.base import TokenView as DOTAccessTokenView
-from oauthlib.oauth2.rfc6749.tokens import BearerToken
 from provider import constants
 from provider import scope as dop_scope
 from provider.oauth2.views import AccessTokenView as DOPAccessTokenView

openedx/core/djangoapps/catalog/tests/test_utils.py

@@ -1,9 +1,8 @@
 """Tests covering utilities for integrating with the catalog service."""
 # pylint: disable=missing-docstring
-import copy
+
 from datetime import timedelta
 
-import ddt
 import mock
 from django.contrib.auth import get_user_model
 from django.core.cache import cache

openedx/core/djangoapps/catalog/utils.py

@@ -5,7 +5,6 @@ import logging
 import uuid
 
 import pycountry
-from django.conf import settings
 from django.core.cache import cache
 from django.core.exceptions import ObjectDoesNotExist
 from edx_rest_api_client.client import EdxRestApiClient

openedx/core/djangoapps/cors_csrf/authentication.py

@@ -1,7 +1,6 @@
 """
 Django Rest Framework Authentication classes for cross-domain end-points.
 """
-import django
 from django.middleware.csrf import CsrfViewMiddleware
 from rest_framework import authentication
 

openedx/core/djangoapps/course_groups/cohorts.py

@@ -10,7 +10,7 @@ from courseware import courses
 from django.contrib.auth.models import User
 from django.core.exceptions import ValidationError
 from django.core.validators import validate_email
-from django.db import IntegrityError, transaction
+from django.db import IntegrityError
 from django.db.models.signals import m2m_changed, post_save
 from django.dispatch import receiver
 from django.http import Http404

openedx/core/djangoapps/credentials/utils.py

@@ -1,7 +1,6 @@
 """Helper functions for working with Credentials."""
 from __future__ import unicode_literals
 
-from django.conf import settings
 from edx_rest_api_client.client import EdxRestApiClient
 
 from openedx.core.djangoapps.credentials.models import CredentialsApiConfig

openedx/core/djangoapps/external_auth/views.py

@@ -5,9 +5,7 @@ import fnmatch
 import functools
 import json
 import logging
-import random
 import re
-import string
 import unicodedata
 import urllib
 from textwrap import dedent

openedx/core/djangoapps/lang_pref/tests/test_middleware.py

@@ -7,7 +7,6 @@ import mock
 
 import ddt
 from django.conf import settings
-from django.test import TestCase
 from django.urls import reverse
 from django.test.client import RequestFactory
 from django.http import HttpResponse

openedx/core/djangoapps/oauth_dispatch/api.py

@@ -1,6 +1,5 @@
 """ OAuth related Python apis. """
 import json
-from django.conf import settings
 
 from oauthlib.oauth2.rfc6749.errors import OAuth2Error
 from oauthlib.oauth2.rfc6749.tokens import BearerToken

openedx/core/djangoapps/oauth_dispatch/tests/test_views.py

@@ -9,7 +9,7 @@ import ddt
 import httpretty
 from django.conf import settings
 from django.urls import reverse
-from django.test import RequestFactory, TestCase, override_settings
+from django.test import RequestFactory, TestCase
 from mock import call, patch
 
 from Cryptodome.PublicKey import RSA

openedx/core/djangoapps/programs/tests/test_utils.py

@@ -30,10 +30,7 @@ from openedx.core.djangoapps.catalog.tests.factories import (
     SeatFactory,
     generate_course_run_key
 )
-from openedx.core.djangoapps.programs import (
-    PROGRAMS_WAFFLE_SWITCH_NAMESPACE,
-    ALWAYS_CALCULATE_PROGRAM_PRICE_AS_ANONYMOUS_USER
-)
+from openedx.core.djangoapps.programs import ALWAYS_CALCULATE_PROGRAM_PRICE_AS_ANONYMOUS_USER
 from openedx.core.djangoapps.programs.tests.factories import ProgressFactory
 from openedx.core.djangoapps.programs.utils import (
     DEFAULT_ENROLLMENT_START_DATE,

openedx/core/djangoapps/theming/template_loaders.py

@@ -1,9 +1,7 @@
 """
 Theming aware template loaders.
 """
-from django.core.exceptions import SuspiciousFileOperation
 from django.template.loaders.filesystem import Loader as FilesystemLoader
-from django.utils._os import safe_join
 
 from edxmako.makoloader import MakoLoader
 from openedx.core.djangoapps.theming.helpers import get_all_theme_template_dirs, get_current_request, get_current_theme

openedx/core/djangoapps/user_api/accounts/tests/test_utils.py

@@ -5,7 +5,6 @@ from __future__ import absolute_import, division, print_function, unicode_litera
 import ddt
 from django.test import TestCase
 from django.test.utils import override_settings
-from mock import patch
 
 from completion import models
 from completion.test_utils import CompletionWaffleTestMixin

openedx/core/djangoapps/user_api/accounts/tests/test_views.py

@@ -21,27 +21,8 @@ from openedx.core.djangoapps.user_api.accounts import ACCOUNT_VISIBILITY_PREF_KE
 from openedx.core.djangoapps.user_api.models import UserPreference
 from openedx.core.djangoapps.user_api.preferences.api import set_user_preference
 from openedx.core.djangolib.testing.utils import CacheIsolationTestCase, skip_unless_lms
-from student.models import (
-    CourseEnrollment,
-    CourseEnrollmentAllowed,
-    ManualEnrollmentAudit,
-    PasswordHistory,
-    PendingEmailChange,
-    PendingNameChange,
-    Registration,
-    SocialLink,
-    UserProfile,
-    get_retired_username_by_username,
-)
-from student.tests.factories import (
-    TEST_PASSWORD,
-    ContentTypeFactory,
-    CourseEnrollmentAllowedFactory,
-    PendingEmailChangeFactory,
-    PermissionFactory,
-    SuperuserFactory,
-    UserFactory
-)
+from student.models import PendingEmailChange, UserProfile
+from student.tests.factories import TEST_PASSWORD, UserFactory
 
 from .. import ALL_USERS_VISIBILITY, PRIVATE_VISIBILITY
 

openedx/core/djangoapps/user_api/accounts/utils.py

@@ -9,7 +9,6 @@ import string
 from urlparse import urlparse
 
 from django.conf import settings
-from django.contrib.auth.models import User
 from django.utils.translation import ugettext as _
 from six import text_type
 

openedx/core/djangoapps/user_api/api.py

@@ -13,7 +13,6 @@ from edxmako.shortcuts import marketing_link
 from openedx.core.djangolib.markup import HTML, Text
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
 from openedx.core.djangoapps.user_api.helpers import FormDescription
-from openedx.core.lib.mobile_utils import is_request_from_mobile_app
 from openedx.features.enterprise_support.api import enterprise_customer_for_request
 from student.forms import get_registration_extension_form
 from student.models import UserProfile

openedx/core/djangoapps/user_api/management/commands/migrate_user_profile_langs.py

@@ -8,7 +8,6 @@ from time import sleep
 
 from django.conf import settings
 from django.core.management.base import BaseCommand, CommandError
-from django.db import transaction
 from django.db.models import Q, Max
 
 from openedx.core.djangoapps.dark_lang.models import DarkLangConfig

openedx/core/djangoapps/user_api/models.py

@@ -4,7 +4,7 @@ Django ORM model specifications for the User API application
 from django.contrib.auth.models import User
 from django.core.validators import RegexValidator
 from django.db import models
-from django.db.models.signals import post_delete, post_save, pre_delete, pre_save
+from django.db.models.signals import post_delete, post_save, pre_save
 from django.dispatch import receiver
 from model_utils.models import TimeStampedModel
 from opaque_keys.edx.django.models import CourseKeyField

openedx/core/djangoapps/user_api/tests/test_views.py

@@ -20,7 +20,6 @@ from six import text_type
 from social_django.models import UserSocialAuth, Partial
 
 from django_comment_common import models
-from openedx.core.djangoapps.user_api.models import UserRetirementStatus
 from openedx.core.djangoapps.site_configuration.helpers import get_value
 from openedx.core.lib.api.test_utils import ApiTestCase, TEST_API_KEY
 from openedx.core.lib.time_zone_utils import get_display_time_zone

openedx/core/djangoapps/video_config/forms.py

@@ -4,15 +4,12 @@ Defines a form for providing validation of HLS Playback course-specific configur
 import logging
 
 from django import forms
-from opaque_keys import InvalidKeyError
-from opaque_keys.edx.locator import CourseLocator
 
 from openedx.core.djangoapps.video_config.models import (
     CourseHLSPlaybackEnabledFlag,
     CourseVideoTranscriptEnabledFlag,
 )
 from openedx.core.lib.courses import clean_course_id
-from xmodule.modulestore.django import modulestore
 
 log = logging.getLogger(__name__)
 

openedx/core/djangoapps/video_pipeline/utils.py

@@ -1,7 +1,6 @@
 """
 Utils for video_pipeline app.
 """
-from django.conf import settings
 from edx_rest_api_client.client import EdxRestApiClient
 
 from openedx.core.djangoapps.oauth_dispatch.jwt import create_jwt_for_user

openedx/core/lib/api/authentication.py

@@ -6,7 +6,6 @@ import django.utils.timezone
 from oauth2_provider import models as dot_models
 from provider.oauth2 import models as dop_models
 from rest_framework.exceptions import AuthenticationFailed
-from rest_framework.authentication import SessionAuthentication
 from rest_framework_oauth.authentication import OAuth2Authentication
 
 

openedx/core/lib/logsettings.py

@@ -1,7 +1,6 @@
 """Get log settings."""
 
 import logging
-import os
 import platform
 import sys
 import warnings

openedx/features/course_experience/tests/views/test_course_outline.py

@@ -21,7 +21,6 @@ from gating import api as lms_gating_api
 from lms.djangoapps.course_api.blocks.transformers.milestones import MilestonesAndSpecialExamsTransformer
 from milestones.tests.utils import MilestonesTestCaseMixin
 from opaque_keys.edx.keys import CourseKey, UsageKey
-from openedx.core.djangoapps.site_configuration.models import SiteConfiguration
 from openedx.core.lib.gating import api as gating_api
 from openedx.features.course_experience.views.course_outline import (
     CourseOutlineFragmentView, DEFAULT_COMPLETION_TRACKING_START

openedx/features/course_experience/views/course_home.py

@@ -8,7 +8,7 @@ from django.template.loader import render_to_string
 from django.utils.decorators import method_decorator
 from django.views.decorators.cache import cache_control
 from django.views.decorators.csrf import ensure_csrf_cookie
-from opaque_keys.edx.keys import CourseKey, UsageKey
+from opaque_keys.edx.keys import CourseKey
 from web_fragments.fragment import Fragment
 
 from course_modes.models import get_cosmetic_verified_display_price

openedx/features/course_experience/views/welcome_message.py

@@ -3,14 +3,14 @@ View logic for handling course welcome messages.
 """
 
 from django.urls import reverse
-from django.http import HttpResponse, HttpResponseBadRequest
+from django.http import HttpResponse
 from django.template.loader import render_to_string
 from django.views.decorators.csrf import ensure_csrf_cookie
 from opaque_keys.edx.keys import CourseKey
 from web_fragments.fragment import Fragment
 
 from course_updates import get_ordered_updates
-from courseware.courses import get_course_info_section_module, get_course_with_access
+from courseware.courses import get_course_with_access
 from openedx.core.djangoapps.plugin_api.views import EdxFragmentView
 from openedx.core.djangoapps.user_api.course_tag.api import set_course_tag, get_course_tag
 

openedx/features/learner_analytics/tests.py

@@ -1,3 +1 @@
-from django.test import TestCase
-
 # TODO: LEARNER-3854: Implement tests or remove file after Learner Analytics test.

openedx/features/learner_analytics/views.py

@@ -29,7 +29,6 @@ from lms.djangoapps.commerce.utils import EcommerceService
 from lms.djangoapps.courseware.courses import get_course_with_access
 from lms.djangoapps.discussion.views import create_user_profile_context
 from lms.djangoapps.grades.course_grade_factory import CourseGradeFactory
-from lms.lib.comment_client.utils import CommentClient500Error
 from openedx.features.course_experience import default_course_url_name
 from openedx.core.djangoapps.user_api.accounts.image_helpers import get_profile_image_urls_for_user
 

openedx/features/learner_profile/tests/views/test_learner_profile.py

@@ -13,7 +13,6 @@ from django.conf import settings
 from django.urls import reverse
 from django.test.client import RequestFactory
 from opaque_keys.edx.locator import CourseLocator
-from openedx.core.djangoapps.waffle_utils.testutils import override_waffle_flag
 from openedx.features.learner_profile.views.learner_profile import learner_profile_context
 from student.tests.factories import CourseEnrollmentFactory, UserFactory
 from util.testing import UrlResetMixin