cmsmanage/reservations/apps.py

from django.apps import AppConfig
from django.db.models.signals import post_migrate


def post_migrate_callback(sender, **kwargs):
    from django_q.models import Schedule

    from cmsmanage.django_q2_helper import ensure_scheduled

    from .tasks.sync_google_calendar import sync_reservations_with_google_calendar

    ensure_scheduled(
        sync_reservations_with_google_calendar,
        schedule_type=Schedule.MINUTES,
        minutes=5,
    )


class ReservationsConfig(AppConfig):
    default_auto_field = "django.db.models.BigAutoField"
    name = "reservations"

    def ready(self):
        post_migrate.connect(post_migrate_callback, sender=self)