from django.db import migrations def seed_stores(apps, schema_editor): Store = apps.get_model('expenses', 'Store') for name in ('砂村板金', 'インフラ'): Store.objects.get_or_create(name=name, defaults={'is_active': True}) def unseed_stores(apps, schema_editor): Store = apps.get_model('expenses', 'Store') Store.objects.filter(name__in=('砂村板金', 'インフラ')).delete() class Migration(migrations.Migration): dependencies = [ ('expenses', '0002_owner_type_cancel'), ] operations = [ migrations.RunPython(seed_stores, unseed_stores), ]