old_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  import json
  
  from django.conf import settings
  from django.db import models, migrations
  
  
  def add_available_languages(apps, schema_editor):
      """Set default available_languages to all languages defined for this project."""
      all_languages = [l[0] for l in settings.LANGUAGES]
      for org in apps.get_model('orgs', 'Org').objects.all():
          updated = False
          config = json.loads(org.config)
          if not config.get('available_languages'):
              config['available_languages'] = all_languages
              org.config = json.dumps(config)
              updated = True
          if not org.default_language:
              org.default_language = settings.DEFAULT_LANGUAGE
              updated = True
          if updated:
              org.save()
  
  
  class Migration(migrations.Migration):
      dependencies = [
          ('orgs_ext', '0001_initial'),
      ]
  
      operations = [
          migrations.RunPython(add_available_languages, migrations.RunPython.noop),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  import json
  
  from django.conf import settings
  from django.db import models, migrations
  
  
  def add_available_languages(apps, schema_editor):
      """Set default available_languages to all languages defined for this project."""
      all_languages = [l[0] for l in settings.LANGUAGES]
      for org in apps.get_model('orgs', 'Org').objects.all():
          updated = False
          config = json.loads(org.config) if org.config else {}
          if not config.get('available_languages'):
              config['available_languages'] = all_languages
              org.config = json.dumps(config)
              updated = True
          if not org.default_language:
              org.default_language = settings.DEFAULT_LANGUAGE
              updated = True
          if updated:
              org.save()
  
  
  class Migration(migrations.Migration):
      dependencies = [
          ('orgs_ext', '0001_initial'),
      ]
  
      operations = [
          migrations.RunPython(add_available_languages, migrations.RunPython.noop),
      ]
  
subject: Handle if org.config is None