django/contrib/sites/migrations/0002_alter_domain_unique.py
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",
),
),
]