add task handler

billard/signals.py

@@ -1,5 +1,6 @@
 from django.db.models.signals import post_save
 from django.dispatch import receiver
+from django_simple_task import defer
 
 from billard.models import LocationData
 from billard.tasks import process_location_data
@@ -7,4 +8,4 @@ from billard.tasks import process_location_data
 
 @receiver(post_save, sender=LocationData)
 def update_location_data(sender, instance, **kwargs):
-    process_location_data(sender=sender, kwargs=kwargs)
+    defer(process_location_data(sender=sender, kwargs=kwargs))