update to django 3.0 & asgi

config/settings.py

@@ -21,8 +21,6 @@ INSTALLED_APPS = [
     'bootstrap4',
     'crispy_forms',
     'djconfig',
-    'django_celery_results',
-    'django_celery_beat',
 
     'django.contrib.admin',
     'django.contrib.auth',
@@ -93,10 +91,18 @@ STATICFILES_FINDERS = [
 
 CACHES = {
     "default": {
-        "BACKEND": "django_redis.cache.RedisCache",
-        "LOCATION": "redis://127.0.0.1:6379/4",
+        "BACKEND": "redis_cache.RedisCache",
+        "LOCATION": ["127.0.0.1:6379"],
         "OPTIONS": {
-            "CLIENT_CLASS": "django_redis.client.DefaultClient",
+            'DB': 4,
+            'PARSER_CLASS': 'redis.connection.HiredisParser',
+            'CONNECTION_POOL_CLASS': 'redis.BlockingConnectionPool',
+            'CONNECTION_POOL_CLASS_KWARGS': {
+                'max_connections': 50,
+                'timeout': 20,
+            },
+            'MAX_CONNECTIONS': 1000,
+            'PICKLE_VERSION': -1,
         }
     }
 }