import django.contrib.sites.models from django.db import migrations, models class Migration(migrations.Migration): dependencies = [ ("sites", "0001_initial"), ] operations = [ migrations.AlterField( model_name="site", name="domain", field=models.CharField( max_length=100, unique=True, validators=[django.contrib.sites.models._simple_domain_name_validator], verbose_name="domain name", ), ), ]