text: from django.utils.translation import ugettext_lazy as _
  
  from mayan.apps.events.classes import EventTypeNamespace
  
  namespace = EventTypeNamespace(label=_('Key management'), name='django_gpg')
  
  event_key_created = namespace.add_event_type(
      label=_('Key created'),
      name='key_created'
  )
  event_key_downloaded = namespace.add_event_type(
      label=_('Key downloaded'), name='key_downloaded'
  )
  