text: from django.apps import AppConfig
  from django.utils.translation import ugettext_lazy as _
  from django.db.models.signals import post_delete
  
  
  class FilesConfig(AppConfig):
      name = 'apps.files'
      verbose_name = _('Files')
  
      def ready(self):
          from . import models, signals
          post_delete.connect(signals.remove_file_from_storage, sender=models.CaseFile)
          post_delete.connect(signals.remove_file_from_storage, sender=models.TempFile)
  