Code cleaning

gas/apps.py

@@ -1,6 +1,5 @@
 from django.apps import AppConfig
 from django.utils.translation import gettext_lazy as _
-from django.db.models.signals import post_migrate
 
 
 class GASConfig(AppConfig):

gas/sites.py

@@ -1,9 +1,6 @@
-from collections import namedtuple
-
 from django.urls import include, re_path
 from django.core.exceptions import ImproperlyConfigured
 from django.utils.module_loading import autodiscover_modules
-from django.utils.translation import gettext_lazy as _
 
 
 class Entry:

gas/views.py

@@ -1,11 +1,10 @@
-import datetime
 import json
 
 from django.contrib import messages
 from django.contrib.admin.utils import NestedObjects
 from django.core.exceptions import ImproperlyConfigured
 from django.db import router
-from django.http import HttpResponse, HttpResponseRedirect, HttpResponseBadRequest, HttpResponseNotAllowed
+from django.http import HttpResponse, HttpResponseRedirect, HttpResponseBadRequest
 from django.urls import reverse
 from django.utils.encoding import force_text
 from django.utils.html import escape, escapejs
@@ -13,9 +12,7 @@ from django.utils.text import capfirst
 from django.utils.translation import gettext_lazy as _
 from django.views.generic import ListView, CreateView, UpdateView, DeleteView
 
-from . import forms
 from . import gas_settings
-from .sites import site
 
 
 class AjaxCommandsMixin: