old_contents: # -*- coding: utf-8 -*-
  from django.db import models, migrations
  from django.core.management import call_command
  
  app_name = 'api'
  fixture = model_name = 'PartOfSpeech'
  
  
  def load_fixture(apps, schema_editor):
      call_command('loaddata', fixture, app_label=app_name)
  
  
  def unload_fixture(apps, schema_editor):
      "Deleting all entries for this model"
  
      PartOfSpeech = apps.get_model(api, model_name)
      PartOfSpeech.objects.all().delete()
  
  
  class Migration(migrations.Migration):
      dependencies = [
          (app_name, '0008_posmention'),
       ]
  
      operations = [
          migrations.RunPython(load_fixture, reverse_code=unload_fixture),
      ]
  
new_contents: # -*- coding: utf-8 -*-
  from django.db import models, migrations
  from django.core.management import call_command
  
  app_name = 'api'
  fixture = model_name = 'PartOfSpeech'
  
  
  def load_fixture(apps, schema_editor):
      call_command('loaddata', fixture, app_label=app_name)
  
  
  def unload_fixture(apps, schema_editor):
      "Deleting all entries for this model"
  
      PartOfSpeech = apps.get_model(app_name, model_name)
      PartOfSpeech.objects.all().delete()
  
  
  class Migration(migrations.Migration):
      dependencies = [
          (app_name, '0008_posmention'),
       ]
  
      operations = [
          migrations.RunPython(load_fixture, reverse_code=unload_fixture),
      ]
  
subject: Fix bug in unload_fixture method