netbox-community-netbox/netbox/dcim/migrations/0031_regions.py

# -*- coding: utf-8 -*-
# Generated by Django 1.10.4 on 2017-02-28 17:14
from django.db import migrations, models
import django.db.models.deletion
import mptt.fields


class Migration(migrations.Migration):

    dependencies = [
        ('dcim', '0030_interface_add_lag'),
    ]

    operations = [
        migrations.CreateModel(
            name='Region',
            fields=[
                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
                ('name', models.CharField(max_length=50, unique=True)),
                ('slug', models.SlugField(unique=True)),
                ('lft', models.PositiveIntegerField(db_index=True, editable=False)),
                ('rght', models.PositiveIntegerField(db_index=True, editable=False)),
                ('tree_id', models.PositiveIntegerField(db_index=True, editable=False)),
                ('level', models.PositiveIntegerField(db_index=True, editable=False)),
                ('parent', mptt.fields.TreeForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.CASCADE, related_name='children', to='dcim.Region')),
            ],
            options={
                'abstract': False,
            },
        ),
        migrations.AddField(
            model_name='site',
            name='region',
            field=models.ForeignKey(blank=True, null=True, on_delete=django.db.models.deletion.SET_NULL, related_name='sites', to='dcim.Region'),
        ),
    ]