diff --git a/children/notifications.py b/children/notifications.py
index b081fe4c..d436cb03 100644
--- a/children/notifications.py
+++ b/children/notifications.py
@@ -1,7 +1,7 @@
 from django.utils.translation import gettext_lazy as _
-
 from django_ilmoitin.dummy_context import dummy_context
 from django_ilmoitin.registry import notifications
+
 from projects.factories import ProjectFactory
 from users.factories import GuardianFactory
 
diff --git a/children/schema.py b/children/schema.py
index 6f2fd18d..3b32a7a3 100644
--- a/children/schema.py
+++ b/children/schema.py
@@ -10,6 +10,7 @@
 from django.db.models import F, Q
 from django.utils import timezone as django_utils_timezone
 from django.utils.timezone import localdate, make_aware
+from django_ilmoitin.utils import send_notification
 from graphene import relay
 from graphene_django import DjangoConnectionField
 from graphene_django.types import DjangoObjectType
@@ -21,7 +22,6 @@
     set_obj_languages_spoken_at_home,
 )
 from common.utils import login_required, map_enums_to_values_in_kwargs, update_object
-from django_ilmoitin.utils import send_notification
 from events.models import Event, EventGroup, EventQueryset, Occurrence
 from hel_django_auditlog_extra.graphene_decorators import auditlog_access
 from kukkuu.exceptions import (
diff --git a/common/tests/utils.py b/common/tests/utils.py
index 7708a338..58ab5807 100644
--- a/common/tests/utils.py
+++ b/common/tests/utils.py
@@ -1,8 +1,8 @@
 from django.core import mail
+from django_ilmoitin.models import NotificationTemplate
 from parler.utils.context import switch_language
 from requests.exceptions import HTTPError
 
-from django_ilmoitin.models import NotificationTemplate
 from kukkuu.consts import GENERAL_ERROR, PERMISSION_DENIED_ERROR
 
 
diff --git a/events/notifications.py b/events/notifications.py
index 6cb23a75..7cd39e6b 100644
--- a/events/notifications.py
+++ b/events/notifications.py
@@ -2,11 +2,11 @@
 
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
+from django_ilmoitin.dummy_context import dummy_context
+from django_ilmoitin.registry import notifications
 
 from children.factories import ChildWithGuardianFactory
 from common.utils import get_global_id
-from django_ilmoitin.dummy_context import dummy_context
-from django_ilmoitin.registry import notifications
 from events.consts import NotificationType
 from events.factories import (
     EnrolmentFactory,
diff --git a/events/utils.py b/events/utils.py
index 923d1d43..4cc3726f 100644
--- a/events/utils.py
+++ b/events/utils.py
@@ -6,10 +6,10 @@
 from django.conf import settings
 from django.db.models import QuerySet
 from django.utils import timezone
+from django_ilmoitin.utils import send_notification
 from parler.utils.context import switch_language
 
 from common.utils import get_global_id
-from django_ilmoitin.utils import send_notification
 from users.utils import get_communication_unsubscribe_ui_url
 
 if TYPE_CHECKING:
diff --git a/importers/admin.py b/importers/admin.py
index 1048dabd..02b9950c 100644
--- a/importers/admin.py
+++ b/importers/admin.py
@@ -6,7 +6,6 @@
 from django.urls import path, reverse
 from django.utils.translation import gettext_lazy as _
 from django.utils.translation import ngettext_lazy
-
 from django_ilmoitin.admin import NotificationTemplateAdmin
 from django_ilmoitin.models import NotificationTemplate
 
diff --git a/importers/notification_importer.py b/importers/notification_importer.py
index 8735cd83..f8cbd838 100644
--- a/importers/notification_importer.py
+++ b/importers/notification_importer.py
@@ -8,12 +8,11 @@
 from django.conf import settings
 from django.core.exceptions import ObjectDoesNotExist
 from django.db import transaction
-from parler.utils.context import switch_language
-from requests import RequestException
-
 from django_ilmoitin.dummy_context import dummy_context
 from django_ilmoitin.models import NotificationTemplate, NotificationTemplateException
 from django_ilmoitin.utils import render_notification_template
+from parler.utils.context import switch_language
+from requests import RequestException
 
 # {
 #     "<notification type>": {
diff --git a/importers/tests/test_notification_importer.py b/importers/tests/test_notification_importer.py
index a9d9b81c..9d9af492 100644
--- a/importers/tests/test_notification_importer.py
+++ b/importers/tests/test_notification_importer.py
@@ -1,9 +1,9 @@
 import pytest
 import responses
 from django.conf import settings
+from django_ilmoitin.models import NotificationTemplate
 
 from common.tests.utils import create_notification_template_in_language
-from django_ilmoitin.models import NotificationTemplate
 from events.notifications import NotificationType
 
 from ..notification_importer import NotificationImporter
diff --git a/messaging/service.py b/messaging/service.py
index 13fa0c6e..656eb018 100644
--- a/messaging/service.py
+++ b/messaging/service.py
@@ -2,10 +2,10 @@
 
 from django.conf import settings
 from django.utils import timezone
-from parler.utils.context import switch_language
-
 from django_ilmoitin.utils import Message as MailerMessage
 from django_ilmoitin.utils import send_all, send_mail
+from parler.utils.context import switch_language
+
 from kukkuu.notification_service import send_sms_notification
 from messaging.exceptions import AlreadySentError
 from users.models import Guardian
diff --git a/subscriptions/notifications.py b/subscriptions/notifications.py
index d4a9cb57..a74df634 100644
--- a/subscriptions/notifications.py
+++ b/subscriptions/notifications.py
@@ -2,10 +2,10 @@
 
 from django.utils import timezone
 from django.utils.translation import gettext_lazy as _
-
-from children.factories import ChildWithGuardianFactory
 from django_ilmoitin.dummy_context import dummy_context
 from django_ilmoitin.registry import notifications
+
+from children.factories import ChildWithGuardianFactory
 from events.factories import EventFactory, OccurrenceFactory
 from events.utils import (
     get_event_ui_url,
diff --git a/users/admin.py b/users/admin.py
index e7fa67c4..ec39cc2e 100644
--- a/users/admin.py
+++ b/users/admin.py
@@ -11,11 +11,11 @@
 from django.http import HttpResponse
 from django.utils.safestring import mark_safe
 from django.utils.translation import gettext_lazy as _
+from django_ilmoitin.models import NotificationTemplate
+from django_ilmoitin.utils import render_notification_template
 from guardian.admin import GuardedModelAdmin
 
 from children.models import Relationship
-from django_ilmoitin.models import NotificationTemplate
-from django_ilmoitin.utils import render_notification_template
 from hel_django_auditlog_extra.mixins import AuditlogAdminViewAccessLogMixin
 from languages.models import Language
 from projects.models import Project
diff --git a/users/notifications.py b/users/notifications.py
index 9325dda3..22bc6b1a 100644
--- a/users/notifications.py
+++ b/users/notifications.py
@@ -1,7 +1,6 @@
 from datetime import date
 
 from django.utils.translation import gettext_lazy as _
-
 from django_ilmoitin.dummy_context import dummy_context
 from django_ilmoitin.registry import notifications
 
diff --git a/users/services.py b/users/services.py
index ec54cc6a..6231ec9a 100644
--- a/users/services.py
+++ b/users/services.py
@@ -4,8 +4,8 @@
 from django.core.paginator import Paginator
 from django.db.models import QuerySet
 from django.template import Context, Template
-
 from django_ilmoitin.utils import send_notification
+
 from users.models import Guardian
 from users.utils import get_communication_unsubscribe_ui_url