def user(request, username):
    """
    ``User`` focused activity stream. (Eg: Profile page twitter.com/justquick)
    """
    instance = get_object_or_404(
        USER_MODEL,
        **{'is_active': True, username_field: username}
    )
    return render(
        request,
        'actstream/actor.html',
        context={
            'ctype': ContentType.objects.get_for_model(USER_MODEL),
            'actor': instance, 'action_list': models.user_stream(instance)
        }
    )

    ``User`` focused activity stream. (Eg: Profile page twitter.com/justquick)
    
actstream/views.py