old_contents: from django.apps import AppConfig
  from django.db.models import signals
  
  
  class SlurmInvoicesConfig(AppConfig):
      name = 'nodeconductor_assembly_waldur.slurm_invoices'
      verbose_name = 'SLURM invoices'
  
      def ready(self):
          from nodeconductor_assembly_waldur.invoices import registrators
          from waldur_slurm import models as slurm_models
          from . import handlers, registrators as slurm_registrators
  
          registrators.RegistrationManager.add_registrator(
              slurm_models.Allocation,
              slurm_registrators.AllocationRegistrator
          )
  
          signals.post_save.connect(
              handlers.add_new_allocation_to_invoice,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.add_new_allocation_to_invoice',
          )
  
          signals.post_save.connect(
              handlers.terminate_invoice_when_allocation_cancelled,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.terminate_invoice_when_allocation_cancelled',
          )
  
          signals.pre_delete.connect(
              handlers.terminate_invoice_when_allocation_deleted,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.terminate_invoice_when_allocation_deleted',
          )
  
          signals.post_save.connect(
              handlers.update_invoice_item_on_allocation_usage_update,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.update_invoice_item_on_allocation_usage_update',
          )
  
new_contents: from django.apps import AppConfig
  from django.db.models import signals
  
  
  class SlurmInvoicesConfig(AppConfig):
      name = 'nodeconductor_assembly_waldur.slurm_invoices'
      verbose_name = 'Batch packages'
  
      def ready(self):
          from nodeconductor_assembly_waldur.invoices import registrators
          from waldur_slurm import models as slurm_models
          from . import handlers, registrators as slurm_registrators
  
          registrators.RegistrationManager.add_registrator(
              slurm_models.Allocation,
              slurm_registrators.AllocationRegistrator
          )
  
          signals.post_save.connect(
              handlers.add_new_allocation_to_invoice,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.add_new_allocation_to_invoice',
          )
  
          signals.post_save.connect(
              handlers.terminate_invoice_when_allocation_cancelled,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.terminate_invoice_when_allocation_cancelled',
          )
  
          signals.pre_delete.connect(
              handlers.terminate_invoice_when_allocation_deleted,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.terminate_invoice_when_allocation_deleted',
          )
  
          signals.post_save.connect(
              handlers.update_invoice_item_on_allocation_usage_update,
              sender=slurm_models.Allocation,
              dispatch_uid='waldur_slurm.handlers.update_invoice_item_on_allocation_usage_update',
          )
  
subject: Rename SLURM invoices application for better Django dashoard menu item.