new_contents: # Generated by Django 2.1.7 on 2019-02-25 10:10
  
  import django.core.validators
  from django.db import migrations, models
  import django.db.models.deletion
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('cities', '0011_auto_20180108_0706'),
          ('airports', '0001_initial'),
      ]
  
      operations = [
          migrations.AddField(
              model_name='airport',
              name='city_name',
              field=models.CharField(blank=True, max_length=100, null=True, verbose_name='name'),
          ),
          migrations.AddField(
              model_name='airport',
              name='ident',
              field=models.CharField(blank=True, max_length=12, null=True, verbose_name='Ident code'),
          ),
          migrations.AddField(
              model_name='airport',
              name='local',
              field=models.CharField(blank=True, max_length=12, null=True, verbose_name='Local code'),
          ),
          migrations.AddField(
              model_name='airport',
              name='region',
              field=models.ForeignKey(null=True, on_delete=django.db.models.deletion.DO_NOTHING, to='cities.Region'),
          ),
          migrations.AddField(
              model_name='airport',
              name='type',
              field=models.CharField(default='', max_length=16),
          ),
          migrations.AlterField(
              model_name='airport',
              name='iata',
              field=models.CharField(blank=True, max_length=3, null=True, validators=[django.core.validators.MinLengthValidator(3)], verbose_name='IATA/FAA code'),
          ),
          migrations.AlterField(
              model_name='airport',
              name='icao',
              field=models.CharField(blank=True, max_length=4, null=True, validators=[django.core.validators.MinLengthValidator(4)], verbose_name='ICAO code'),
          ),
      ]
  
subject: Add region