incr-178: ran modernize on openedx/features/content_type_gating (#20470)

*  incr-178: ran modernize on openedx/features/content_type_gating

* removed unused imports

* ran isort on openedx/features/content_type_gating/migrations

openedx/features/content_type_gating/admin.py

@@ -3,12 +3,13 @@
 Django Admin pages for ContentTypeGatingConfig.
 """
 
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.contrib import admin
 from django.utils.translation import ugettext_lazy as _
 
 from openedx.core.djangoapps.config_model_utils.admin import StackedConfigModelAdmin
+
 from .models import ContentTypeGatingConfig
 
 

openedx/features/content_type_gating/apps.py

@@ -3,7 +3,7 @@ Define the content_type_gating Django App.
 """
 
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.apps import AppConfig
 

openedx/features/content_type_gating/block_transformers.py

@@ -2,11 +2,11 @@
 Content Type Gate Transformer implementation.
 Limits access for certain users to certain types of content.
 """
+from __future__ import absolute_import
+
 from django.conf import settings
 
-from openedx.core.djangoapps.content.block_structure.transformer import (
-    BlockStructureTransformer,
-)
+from openedx.core.djangoapps.content.block_structure.transformer import BlockStructureTransformer
 from openedx.features.content_type_gating.helpers import CONTENT_GATING_PARTITION_ID
 from openedx.features.content_type_gating.models import ContentTypeGatingConfig
 

openedx/features/content_type_gating/field_override.py

@@ -2,6 +2,8 @@
 FieldOverride that forces graded components to be only accessible to
 students in the Unlocked Group of the ContentTypeGating partition.
 """
+from __future__ import absolute_import
+
 from django.conf import settings
 
 from lms.djangoapps.courseware.field_overrides import FieldOverrideProvider

openedx/features/content_type_gating/helpers.py

@@ -1,10 +1,12 @@
 """
 Helper functions used by both content_type_gating and course_duration_limits.
 """
+from __future__ import absolute_import
+
 import logging
 
-from xmodule.partitions.partitions import Group
 from course_modes.models import CourseMode
+from xmodule.partitions.partitions import Group
 
 # Studio generates partition IDs starting at 100. There is already a manually generated
 # partition for Enrollment Track that uses ID 50, so we'll use 51.

openedx/features/content_type_gating/migrations/0001_initial.py

@@ -1,10 +1,10 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.16 on 2018-11-08 19:43
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
+import django.db.models.deletion
 from django.conf import settings
 from django.db import migrations, models
-import django.db.models.deletion
 
 
 class Migration(migrations.Migration):

openedx/features/content_type_gating/migrations/0002_auto_20181119_0959.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.16 on 2018-11-19 14:59
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
 

openedx/features/content_type_gating/migrations/0003_auto_20181128_1407.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.16 on 2018-11-28 19:07
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
 

openedx/features/content_type_gating/migrations/0004_auto_20181128_1521.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.16 on 2018-11-28 20:21
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
 

openedx/features/content_type_gating/migrations/0005_auto_20190306_1547.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.20 on 2019-03-06 15:47
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
 

openedx/features/content_type_gating/migrations/0006_auto_20190308_1447.py

@@ -1,6 +1,6 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.20 on 2019-03-08 14:47
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
 

openedx/features/content_type_gating/migrations/0007_auto_20190311_1919.py

@@ -1,9 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.20 on 2019-03-11 19:19
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
-from django.db import migrations, models
 import django.db.models.deletion
+from django.db import migrations, models
 
 
 class Migration(migrations.Migration):

openedx/features/content_type_gating/migrations/0008_auto_20190313_1634.py

@@ -1,8 +1,9 @@
 # -*- coding: utf-8 -*-
 # Generated by Django 1.11.20 on 2019-03-13 16:34
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.db import migrations, models
+
 import openedx.core.djangoapps.config_model_utils.models
 
 

openedx/features/content_type_gating/models.py

@@ -3,20 +3,20 @@ Content Type Gating Configuration Models
 """
 
 # -*- coding: utf-8 -*-
-from __future__ import unicode_literals
+from __future__ import absolute_import, unicode_literals
 
 from django.conf import settings
 from django.core.exceptions import ValidationError
 from django.db import models
+from django.utils import timezone
 from django.utils.encoding import python_2_unicode_compatible
 from django.utils.translation import ugettext_lazy as _
-from django.utils import timezone
 
 from course_modes.models import CourseMode
 from lms.djangoapps.courseware.masquerade import (
     get_course_masquerade,
     get_masquerading_user_group,
-    is_masquerading_as_specific_student,
+    is_masquerading_as_specific_student
 )
 from openedx.core.djangoapps.config_model_utils.models import StackedConfigurationModel
 from openedx.core.djangoapps.config_model_utils.utils import is_in_holdback

openedx/features/content_type_gating/partitions.py

@@ -5,21 +5,22 @@ These are used together to allow course content to be blocked for a subset
 of audit learners.
 """
 
+from __future__ import absolute_import
+
 import logging
 
 import crum
-from django.apps import apps
-from django.conf import settings
+import six
 from django.template.loader import render_to_string
 from django.utils.translation import ugettext_lazy as _
 from web_fragments.fragment import Fragment
 
 from course_modes.models import CourseMode
 from lms.djangoapps.commerce.utils import EcommerceService
-from xmodule.partitions.partitions import UserPartition, UserPartitionError, ENROLLMENT_TRACK_PARTITION_ID
 from openedx.core.lib.mobile_utils import is_request_from_mobile_app
-from openedx.features.content_type_gating.models import ContentTypeGatingConfig
 from openedx.features.content_type_gating.helpers import CONTENT_GATING_PARTITION_ID, FULL_ACCESS, LIMITED_ACCESS
+from openedx.features.content_type_gating.models import ContentTypeGatingConfig
+from xmodule.partitions.partitions import UserPartition, UserPartitionError
 
 LOG = logging.getLogger(__name__)
 
@@ -55,7 +56,7 @@ def create_content_gating_partition(course):
             CONTENT_TYPE_GATING_SCHEME,
             CONTENT_GATING_PARTITION_ID,
             _get_partition_from_id(course.user_partitions, CONTENT_GATING_PARTITION_ID).name,
-            unicode(course.id),
+            six.text_type(course.id),
         )
         return None
 
@@ -63,7 +64,7 @@ def create_content_gating_partition(course):
         id=CONTENT_GATING_PARTITION_ID,
         name=_(u"Feature-based Enrollments"),
         description=_(u"Partition for segmenting users by access to gated content types"),
-        parameters={"course_id": unicode(course.id)}
+        parameters={"course_id": six.text_type(course.id)}
     )
     return partition
 
@@ -157,8 +158,8 @@ class ContentTypeGatingPartitionScheme(object):
         """
         return ContentTypeGatingPartition(
             id,
-            unicode(name),
-            unicode(description),
+            six.text_type(name),
+            six.text_type(description),
             [
                 LIMITED_ACCESS,
                 FULL_ACCESS,

openedx/features/content_type_gating/tests/test_access.py

@@ -1,9 +1,13 @@
 """
 Test audit user's access to various content based on content-gating features.
 """
+from __future__ import absolute_import
+
 import json
 from datetime import datetime, timedelta
+
 import ddt
+import six
 from django.conf import settings
 from django.test.client import RequestFactory
 from django.test.utils import override_settings
@@ -12,47 +16,38 @@ from django.utils import timezone
 from mock import patch
 
 from course_api.blocks.api import get_blocks
-from lms.djangoapps.discussion.django_comment_client.tests.factories import RoleFactory
 from course_modes.tests.factories import CourseModeFactory
 from experiments.models import ExperimentData, ExperimentKeyValue
-from xmodule.partitions.partitions import ENROLLMENT_TRACK_PARTITION_ID
-
 from lms.djangoapps.courseware.module_render import load_single_xblock
 from lms.djangoapps.courseware.tests.factories import (
-    InstructorFactory,
-    StaffFactory,
     BetaTesterFactory,
-    OrgStaffFactory,
-    OrgInstructorFactory,
     GlobalStaffFactory,
+    InstructorFactory,
+    OrgInstructorFactory,
+    OrgStaffFactory,
+    StaffFactory
 )
+from lms.djangoapps.discussion.django_comment_client.tests.factories import RoleFactory
 from openedx.core.djangoapps.django_comment_common.models import (
     FORUM_ROLE_ADMINISTRATOR,
-    FORUM_ROLE_MODERATOR,
-    FORUM_ROLE_GROUP_MODERATOR,
     FORUM_ROLE_COMMUNITY_TA,
+    FORUM_ROLE_GROUP_MODERATOR,
+    FORUM_ROLE_MODERATOR,
     Role
 )
 from openedx.core.djangoapps.user_api.tests.factories import UserCourseTagFactory
 from openedx.core.djangoapps.util.testing import TestConditionalContent
 from openedx.core.lib.url_utils import quote_slashes
 from openedx.features.content_type_gating.helpers import CONTENT_GATING_PARTITION_ID, CONTENT_TYPE_GATE_GROUP_IDS
-from openedx.features.content_type_gating.partitions import ContentTypeGatingPartition
 from openedx.features.content_type_gating.models import ContentTypeGatingConfig
-from openedx.features.course_duration_limits.config import (
-    EXPERIMENT_DATA_HOLDBACK_KEY,
-    EXPERIMENT_ID,
-)
+from openedx.features.content_type_gating.partitions import ContentTypeGatingPartition
+from openedx.features.course_duration_limits.config import EXPERIMENT_DATA_HOLDBACK_KEY, EXPERIMENT_ID
 from student.models import CourseEnrollment
 from student.roles import CourseInstructorRole
-from student.tests.factories import (
-    CourseEnrollmentFactory,
-    UserFactory,
-    TEST_PASSWORD
-)
+from student.tests.factories import TEST_PASSWORD, CourseEnrollmentFactory, UserFactory
 from xmodule.modulestore.tests.django_utils import ModuleStoreTestCase, SharedModuleStoreTestCase
 from xmodule.modulestore.tests.factories import CourseFactory, ItemFactory
-
+from xmodule.partitions.partitions import ENROLLMENT_TRACK_PARTITION_ID
 
 METADATA = {
     'group_access': {
@@ -77,8 +72,8 @@ def _get_fragment_from_block(block, user_id, course, request_factory, mock_get_c
     vertical_xblock = load_single_xblock(
         request=fake_request,
         user_id=user_id,
-        course_id=unicode(course.id),
-        usage_key_string=unicode(course.scope_ids.usage_id),
+        course_id=six.text_type(course.id),
+        usage_key_string=six.text_type(course.scope_ids.usage_id),
         course=course
     )
     runtime = vertical_xblock.runtime
@@ -476,8 +471,8 @@ class TestProblemTypeAccess(SharedModuleStoreTestCase):
         url = reverse(
             'xblock_handler',
             kwargs={
-                'course_id': unicode(self.course.id),
-                'usage_id': quote_slashes(unicode(problem_location)),
+                'course_id': six.text_type(self.course.id),
+                'usage_id': quote_slashes(six.text_type(problem_location)),
                 'handler': 'xmodule_handler',
                 'suffix': 'problem_show',
             }
@@ -594,7 +589,7 @@ class TestProblemTypeAccess(SharedModuleStoreTestCase):
         self.update_masquerade(**masquerade_config)
 
         block = self.blocks_dict['problem']
-        block_view_url = reverse('render_xblock', kwargs={'usage_key_string': unicode(block.scope_ids.usage_id)})
+        block_view_url = reverse('render_xblock', kwargs={'usage_key_string': six.text_type(block.scope_ids.usage_id)})
         response = self.client.get(block_view_url)
         if is_gated:
             self.assertEquals(response.status_code, 404)
@@ -608,7 +603,7 @@ class TestProblemTypeAccess(SharedModuleStoreTestCase):
         masquerade_url = reverse(
             'masquerade_update',
             kwargs={
-                'course_key_string': unicode(self.course.id),
+                'course_key_string': six.text_type(self.course.id),
             }
         )
         response = self.client.post(
@@ -654,7 +649,7 @@ class TestProblemTypeAccess(SharedModuleStoreTestCase):
         self.update_masquerade(username=user.username)
 
         block = self.blocks_dict['problem']
-        block_view_url = reverse('render_xblock', kwargs={'usage_key_string': unicode(block.scope_ids.usage_id)})
+        block_view_url = reverse('render_xblock', kwargs={'usage_key_string': six.text_type(block.scope_ids.usage_id)})
         response = self.client.get(block_view_url)
         self.assertEquals(response.status_code, 200)
 

openedx/features/content_type_gating/tests/test_models.py

@@ -1,12 +1,13 @@
-from datetime import timedelta, datetime
+from __future__ import absolute_import
+
 import itertools
+from datetime import datetime, timedelta
 
 import ddt
-from django.utils import timezone
-from mock import Mock
 import pytz
-
+from django.utils import timezone
 from edx_django_utils.cache import RequestCache
+from mock import Mock
 from opaque_keys.edx.locator import CourseLocator
 
 from course_modes.tests.factories import CourseModeFactory

openedx/features/content_type_gating/tests/test_partitions.py

@@ -1,20 +1,20 @@
+from __future__ import absolute_import
+
 from datetime import datetime
-from mock import Mock, patch
+
 from django.conf import settings
 from django.test import RequestFactory
+from mock import Mock, patch
+from opaque_keys.edx.keys import CourseKey
 
 from course_modes.tests.factories import CourseModeFactory
 from lms.djangoapps.courseware.tests.factories import GlobalStaffFactory
-from opaque_keys.edx.keys import CourseKey
 from openedx.core.djangolib.testing.utils import CacheIsolationTestCase
 from openedx.features.content_type_gating.helpers import CONTENT_GATING_PARTITION_ID, FULL_ACCESS, LIMITED_ACCESS
-from openedx.features.content_type_gating.partitions import (
-    create_content_gating_partition,
-    ContentTypeGatingPartition
-)
 from openedx.features.content_type_gating.models import ContentTypeGatingConfig
+from openedx.features.content_type_gating.partitions import ContentTypeGatingPartition, create_content_gating_partition
 from student.tests.factories import GroupFactory
-from xmodule.partitions.partitions import UserPartitionError, ENROLLMENT_TRACK_PARTITION_ID
+from xmodule.partitions.partitions import ENROLLMENT_TRACK_PARTITION_ID, UserPartitionError
 
 
 class TestContentTypeGatingPartition(CacheIsolationTestCase):