http://www.tjati.net/2014/02/django-create-update-und-delete.html

cud-messages.py

def message_object_created(request, obj):
    """
    Post a standardized SUCCESSFUL ADDED message to Django's message framework
    :param request: incoming HttpRequest
    :param obj: object instance which was added
    """
    class_name = obj._meta.verbose_name
    messages.success(request, _(u'%s <em>%s</em> wurde angelegt.' % (class_name, obj)))


def message_object_updated(request, obj):
    """
    Post a standardized SUCCESSFUL UPDATED message to Django's message framework
    :param request: incoming HttpRequest
    :param obj: object instance which was updated
    """
    class_name = obj._meta.verbose_name
    messages.success(request, _(u'%s <em>%s</em> wurde aktualisiert.' % (class_name, obj)))


def message_object_deleted(request, obj):
    """
    Post a standardized SUCCESSFUL DELETED message to Django's message framework
    :param request: incoming HttpRequest
    :param obj: object instance which was deleted.
    """
    class_name = obj._meta.verbose_name
    messages.success(request, _(u'%s <em>%s</em> wurde gelöscht.' % (class_name, obj)))