Refactor: Removed unused imports

Removed unused imports from openedx/core/djangoapps/{theming, user_authn, xblock}

openedx/core/djangoapps/theming/tests/test_helpers.py

@@ -6,7 +6,6 @@ Test helpers for Comprehensive Theming.
 from unittest.mock import Mock, patch
 from django.conf import settings
 from django.test import TestCase, override_settings
-from edx_django_utils.cache import RequestCache  # lint-amnesty, pylint: disable=unused-import
 
 from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers
 from openedx.core.djangoapps.theming import helpers as theming_helpers

openedx/core/djangoapps/theming/tests/test_theme_style_overrides.py

@@ -9,7 +9,7 @@ from django.test import TestCase
 from django.urls import reverse
 
 from openedx.core.djangoapps.theming.tests.test_util import with_comprehensive_theme
-from openedx.core.djangolib.testing.utils import skip_unless_cms, skip_unless_lms  # lint-amnesty, pylint: disable=unused-import
+from openedx.core.djangolib.testing.utils import skip_unless_lms  # lint-amnesty, pylint: disable=unused-import
 from common.djangoapps.student.tests.factories import UserFactory
 
 

openedx/core/djangoapps/user_authn/utils.py

@@ -10,8 +10,6 @@ from django.utils import http
 from oauth2_provider.models import Application
 from six.moves.urllib.parse import urlparse  # pylint: disable=import-error
 
-from openedx.core.djangoapps.site_configuration import helpers as configuration_helpers  # lint-amnesty, pylint: disable=unused-import
-
 
 def is_safe_login_or_logout_redirect(redirect_to, request_host, dot_client_id, require_https):
     """

openedx/core/djangoapps/xblock/rest_api/views.py

@@ -10,7 +10,7 @@ from django.contrib.auth import get_user_model
 from django.views.decorators.clickjacking import xframe_options_exempt
 from django.views.decorators.csrf import csrf_exempt
 from rest_framework import permissions
-from rest_framework.decorators import api_view, permission_classes, authentication_classes  # lint-amnesty, pylint: disable=unused-import
+from rest_framework.decorators import api_view, permission_classes  # lint-amnesty, pylint: disable=unused-import
 from rest_framework.exceptions import PermissionDenied, AuthenticationFailed
 from rest_framework.response import Response
 from xblock.django.request import DjangoWebobRequest, webob_to_django_response
@@ -22,6 +22,7 @@ from ..api import (
     get_handler_url as _get_handler_url,
     load_block,
     render_block_view as _render_block_view,
+
 )
 from ..utils import validate_secure_token_for_xblock_handler
 

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

@@ -9,7 +9,6 @@ from freezegun import freeze_time
 
 from openedx.core.djangoapps.xblock.utils import (  # lint-amnesty, pylint: disable=reimported
     get_secure_token_for_xblock_handler,
-    validate_secure_token_for_xblock_handler,
     _get_secure_token_for_xblock_handler,
     validate_secure_token_for_xblock_handler
 )

openedx/core/djangoapps/xblock/utils.py

@@ -10,7 +10,6 @@ from uuid import uuid4
 
 import crum
 from django.conf import settings
-from six import text_type  # lint-amnesty, pylint: disable=unused-import
 
 
 def get_secure_token_for_xblock_handler(user_id, block_key_str, time_idx=0):