from django.db.models.signals import post_save from django.dispatch import receiver from .models import Control, ControlReportTemplate @receiver(post_save, sender=Control) def create_default_control_report_template(sender, instance, created, **kwargs): if created: ControlReportTemplate.objects.create( control=instance, name="Template standard", orientation="portrait", updated_by=instance.control_author if hasattr(instance, "control_author") else None )