moviewyrm/bookwyrm/migrations/0005_auto_20200221_1645.py
2021-03-08 08:49:10 -08:00

32 lines
876 B
Python

# Generated by Django 3.0.3 on 2020-02-21 16:45
import re
from django.db import migrations, models
def populate_identifiers(app_registry, schema_editor):
db_alias = schema_editor.connection.alias
tags = app_registry.get_model("bookwyrm", "Tag")
for tag in tags.objects.using(db_alias):
tag.identifier = re.sub(r"\W+", "-", tag.name).lower()
tag.save()
class Migration(migrations.Migration):
dependencies = [
("bookwyrm", "0004_tag"),
]
operations = [
migrations.AddField(
model_name="tag",
name="identifier",
field=models.CharField(max_length=100, null=True),
),
migrations.AlterField(
model_name="tag",
name="name",
field=models.CharField(max_length=100),
),
migrations.RunPython(populate_identifiers),
]