def model(request, content_type_id):
    """
    ``Actor`` focused activity stream for actor defined by ``content_type_id``,
    ``object_id``.
    """
    ctype = get_object_or_404(ContentType, pk=content_type_id)
    model_class = ctype.model_class()
    return render(
        request,
        'actstream/actor.html',
        {
            'action_list': models.model_stream(model_class),
            'ctype': ctype,
            'actor': model_class
        }
    )

    ``Actor`` focused activity stream for actor defined by ``content_type_id``,
    ``object_id``.
    
actstream/views.py