def METHOD_NAME(self, group):
    if group is None:
        group = ""
    svc = get_service("vocabularies")
    groups = svc.grouped_vocabularies
    vocabularies = groups.get(group)
    ctx = {
        "service": svc,
        "url_for_voc_edit": self.voc_edit_url,
        "icon_checked": Glyphicon("check"),
        "vocabularies": {group: vocabularies},
        "edit_return_to": "group",
    }
    return render_template("admin/vocabularies.html", **ctx)