text: from django.utils import timezone
  from app.celery import app as celery_app
  from .models.choices import STATE
  from .models.config import NotifyConfig
  from .models.notify import Notify
  
  
  @celery_app.task
  def send_notifications():
      notifies = Notify.objects.filter(state__in=[STATE.WAIT])
  
      for notify in notifies.iterator():
          if notify.state == STATE.WAIT:
              if notify.send_at is None:
                  notify._send()
              else:
                  if timezone.now() > notify.send_at:
                      notify._send()
      return
  
  
  celery_app.conf.beat_schedule.update({
      'periodic_task': {
          'task': 'garpix_notify.tasks.send_notifications',
          'schedule': NotifyConfig.get_solo().periodic,
      },
  })
  celery_app.conf.timezone = 'UTC'
  
  # celery_app.add_periodic_task(NotifyConfig.get_solo().periodic, send_notifications.s(), name='periodic_task') #2 способ
  