new_contents: # -*- coding: utf-8 -*-
  from __future__ import unicode_literals
  
  from django.db import migrations
  
  
  def change_labels(apps, term):
      Permission = apps.get_model('auth', 'Permission')
      add_plot = Permission.objects.filter(codename='add_plot')
      delete_plot = Permission.objects.filter(codename='delete_plot')
      add_plot.update(name='Can add {}'.format(term))
      delete_plot.update(name='Can delete {}'.format(term))
  
  
  def fix_labels(apps, schema_editor):
      change_labels(apps, 'planting site')
  
  
  def revert_labels(apps, schema_editor):
      change_labels(apps, 'plot')
  
  
  class Migration(migrations.Migration):
  
      dependencies = [
          ('treemap', '0036_assign_role_add_delete_permissions'),
      ]
  
      operations = [
          migrations.RunPython(fix_labels, revert_labels),
      ]
  
subject: Apply model permissions - plot permission name