old_contents: from django.contrib import admin
  from .models import PillowError
  
  
  class PillowErrorAdmin(admin.ModelAdmin):
  
      model = PillowError
      list_display = [
          'pillow',
          'doc_id',
          'error_type',
          'date_created',
          'date_last_attempt',
          'date_next_attempt'
      ]
      list_filter = ('pillow', 'error_type')
  
  
  admin.site.register(PillowError, PillowErrorAdmin)
  
new_contents: from django.contrib import admin
  
  from pillow_retry.models import PillowError
  
  
  @admin.register(PillowError)
  class PillowErrorAdmin(admin.ModelAdmin):
  
      model = PillowError
      list_display = [
          'pillow',
          'doc_id',
          'error_type',
          'date_created',
          'date_last_attempt',
          'date_next_attempt'
      ]
      list_filter = ('pillow', 'error_type')
      actions = [
          'delete_selected'
      ]
  
subject: Add delete action to PillowRetry