# Generated by BaiJiangjie 2020-09-29 18:31 from django.db import migrations def migrate_ticket_meta_confirmed_system_user_to_confirmed_system_users(apps, schema_editor): ticket_model = apps.get_model("tickets", "Ticket") tickets = ticket_model.origin_objects.all() for ticket in tickets: meta = ticket.meta confirmed_system_user = meta.get('confirmed_system_user') if confirmed_system_user: confirmed_system_users = [confirmed_system_user] else: confirmed_system_users = [] meta.update({ 'confirmed_system_users': confirmed_system_users }) ticket.meta = meta ticket.save() class Migration(migrations.Migration): dependencies = [ ('tickets', '0004_ticket_comment'), ] operations = [ migrations.RunPython(migrate_ticket_meta_confirmed_system_user_to_confirmed_system_users) ]