boards/migrations/0025_auto_20150825_2049.py

# -*- coding: utf-8 -*-
from __future__ import unicode_literals

from django.db import migrations
from boards.models import Post


class Migration(migrations.Migration):

    def refuild_refmap(apps, schema_editor):
        for post in Post.objects.all():
            post.build_refmap()
            post.save(update_fields=['refmap'])

    dependencies = [
        ('boards', '0024_post_tripcode'),
    ]

    operations = [
        migrations.RunPython(refuild_refmap),
    ]