netbox/netbox/tenancy/migrations/0016_charfield_null_choices.py

27 lines
793 B
Python

from django.db import migrations, models
def set_null_values(apps, schema_editor):
"""
Replace empty strings with null values.
"""
ContactAssignment = apps.get_model('tenancy', 'ContactAssignment')
db_alias = schema_editor.connection.alias
ContactAssignment.objects.using(db_alias).filter(priority='').update(priority=None)
class Migration(migrations.Migration):
dependencies = [
('tenancy', '0015_contactassignment_rename_content_type'),
]
operations = [
migrations.AlterField(
model_name='contactassignment',
name='priority',
field=models.CharField(blank=True, max_length=50, null=True),
),
migrations.RunPython(code=set_null_values, reverse_code=migrations.RunPython.noop),
]