# -*- coding: utf-8 -*- # Generated by Django 1.11.6 on 2018-05-24 22:19 from __future__ import unicode_literals from django.db import migrations def null_life_span(apps, schema_editor): CaseStudy = apps.get_model('map', 'CaseStudy') CaseStudy.objects.filter(project_life_span=None).update( project_life_span='' ) class Migration(migrations.Migration): dependencies = [ ('map', '0059_auto_20180519_1801'), ] operations = [ migrations.RunPython(null_life_span), ]