Celery async call from guide http://oddbird.net/2017/03/20/serializing-things/

mixin.py

class SomeMixin:
    # Assuming that you want to trigger the task on save:
    def save(self, *args, **kwargs):
        ret = super().save(*args, **kwargs)
        some_task.apply_async((
            self.__class__.__name__,
            self.pk,
        ))
        return ret

tasks.py

from django.apps import apps

@task()
def some_task(model_name, model_id):
    Model = apps.get_model('django_app_name.{}'.format(model_name))
    obj = Model.objects.get(pk=model_id)
    # Operate on obj