text: # -*- coding: utf-8 -*-
  from south.utils import datetime_utils as datetime
  from south.db import db
  from south.v2 import SchemaMigration
  from django.db import models
  
  
  class Migration(SchemaMigration):
  
      def forwards(self, orm):
          # Adding field 'Host.alias'
          db.add_column(u'hosts_host', 'alias',
                        self.gf('django.db.models.fields.CharField')(max_length=255, null=True, blank=True),
                        keep_default=False)
  
  
      def backwards(self, orm):
          # Deleting field 'Host.alias'
          db.delete_column(u'hosts_host', 'alias')
  
  
      models = {
          u'hosts.host': {
              'Meta': {'object_name': 'Host'},
              'alias': ('django.db.models.fields.CharField', [], {'max_length': '255', 'null': 'True', 'blank': 'True'}),
              u'id': ('django.db.models.fields.AutoField', [], {'primary_key': 'True'}),
              'name': ('django.db.models.fields.CharField', [], {'max_length': '255'})
          }
      }
  
      complete_apps = ['hosts']