from django.apps import AppConfig from django.db.models.signals import post_save, pre_delete, pre_save class ParticipationConfig(AppConfig): name = 'participation' def ready(self): from participation.signals import create_team_participation, delete_related_videos, update_mailing_list pre_save.connect(update_mailing_list, "participation.Team") pre_delete.connect(delete_related_videos, "participation.Participation") post_save.connect(create_team_participation, "participation.Team")