Backend serializer formatting and fix for allowed hosts assignment

backend/authentication/serializers.py

@@ -1,10 +1,9 @@
 import re
 from typing import Any, Dict, Union
 
+from content.models import Resource, Task, Topic
 from django.utils.translation import gettext as _
 from rest_framework import serializers
-
-from content.models import Resource, Task, Topic
 from utils.utils import (
     validate_creation_and_deletion_dates,
     validate_empty,

backend/backend/settings.py

@@ -38,7 +38,7 @@
 # SECURITY WARNING: don't run with debug turned on in production!
 DEBUG = int(os.environ.get("DEBUG", default=0))
 
-ALLOWED_HOSTS = os.environ.get("DJANGO_ALLOWED_HOSTS").split(" ")
+ALLOWED_HOSTS = os.environ.get("DJANGO_ALLOWED_HOSTS", "*").split(" ")
 
 # Application definition
 

backend/content/serializers.py

@@ -2,9 +2,8 @@
 from typing import Any, Dict, Union
 
 from django.utils.translation import gettext as _
-from rest_framework import serializers
-
 from events.models import Format
+from rest_framework import serializers
 from utils.utils import (
     validate_creation_and_deletion_dates,
     validate_creation_and_deprecation_dates,

backend/entities/serializers.py

@@ -1,11 +1,10 @@
 from typing import Dict, Union
 
-from django.utils.translation import gettext as _
-from rest_framework import serializers
-
 from authentication.models import User
 from content.models import Resource, Task, Topic
+from django.utils.translation import gettext as _
 from events.models import Event
+from rest_framework import serializers
 from utils.utils import (
     validate_creation_and_deletion_dates,
     validate_empty,

backend/events/serializers.py

@@ -1,10 +1,9 @@
 from typing import Dict, Union
 
-from django.utils.translation import gettext as _
-from rest_framework import serializers
-
 from authentication.models import User
 from content.models import Resource, Task, Topic
+from django.utils.translation import gettext as _
+from rest_framework import serializers
 from utils.utils import (
     validate_creation_and_deletion_dates,
     validate_creation_and_deprecation_dates,