new_contents: # -*- coding: utf-8 -*-
  # 
  from __future__ import unicode_literals
  
  from django.db import migrations, models
  import django.db.models.deletion
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('radio', '0022_system'),
      ]
  
      operations = [
          # Setup a default source
          migrations.RunSQL([("INSERT INTO radio_system (id,name) VALUES (0,'Default');", None)],
                             [("DELETE FROM radio_agency where id=0;", None)],),
      ]
  
subject: Add default System migration