How to use the pycsw.core.util.get_anytext function in pycsw

self.context = context
        self.filter = repo_filter
        self.fts = False
        self.label = 'HHypermap'
        self.local_ingest = True

        self.dbtype = settings.DATABASES['default']['ENGINE'].split('.')[-1]

        # HHypermap PostgreSQL installs are PostGIS enabled
        if self.dbtype == 'postgis':
            self.dbtype = 'postgresql+postgis+wkt'

        if self.dbtype in ['sqlite', 'sqlite3']:  # load SQLite query bindings
            connection.connection.create_function('query_spatial', 4, util.query_spatial)
            connection.connection.create_function('get_anytext', 1, util.get_anytext)
            connection.connection.create_function('get_geometry_area', 1, util.get_geometry_area)

        # generate core queryables db and obj bindings
        self.queryables = {}

        for tname in self.context.model['typenames']:
            for qname in self.context.model['typenames'][tname]['queryables']:
                self.queryables[qname] = {}
                items = self.context.model['typenames'][tname]['queryables'][qname].items()

                for qkey, qvalue in items:
                    self.queryables[qname][qkey] = qvalue

        # flatten all queryables
        # TODO smarter way of doing this
        self.queryables['_all'] = {}

if hhclass == 'Layer':
                # TODO: better way of figuring out duplicates
                match = Layer.objects.filter(name=source.name, title=source.title, abstract=source.abstract, is_monitored=False)
                matches = match.all()
                if matches:
                    if mode == 'insert':
                        raise RuntimeError('HHypermap error: Layer %d \'%s\' already exists' % (matches[0].id, source.title))
                    elif mode == 'update':
                        match.update(
                            name=source.name,
                            title=source.title,
                            abstract=source.abstract,
                            is_monitored=False,
                            xml=source.xml,
                            wkt_geometry=source.wkt_geometry,
                            anytext=util.get_anytext([source.title, source.abstract, source.keywords_csv])
                        )

                res, keywords = create_layer_from_metadata_xml(resourcetype, source.xml, monitor=False)
            else:
                if resourcetype == 'http://www.opengis.net/cat/csw/2.0.2':
                    res = Endpoint(url=source)
                else:
                    res = Service(type=HYPERMAP_SERVICE_TYPES[resourcetype], url=source)

            if self.filter is not None:
                res.catalog = Catalog.objects.get(id=int(self.filter.split()[-1]))
            res.save()
            if keywords:
                for kw in keywords:
                    res.keywords.add(kw)
        except Exception as err:

md = GM03(exml)

    if hasattr(md.data, 'core'):
        data = md.data.core
    elif hasattr(md.data, 'comprehensive'):
        data = md.data.comprehensive

    language = data.metadata.language

    _set(context, recobj, 'pycsw:Identifier', data.metadata.file_identifier)
    _set(context, recobj, 'pycsw:Typename', 'gm03:TRANSFER')
    _set(context, recobj, 'pycsw:Schema', context.namespaces['gm03'])
    _set(context, recobj, 'pycsw:MdSource', 'local')
    _set(context, recobj, 'pycsw:InsertDate', util.get_today_and_now())
    _set(context, recobj, 'pycsw:XML', md.xml)
    _set(context, recobj, 'pycsw:AnyText', util.get_anytext(exml))
    _set(context, recobj, 'pycsw:Language', data.metadata.language)
    _set(context, recobj, 'pycsw:Type', data.metadata.hierarchy_level[0])
    _set(context, recobj, 'pycsw:Date', data.metadata.date_stamp)

    for dt in data.date:
        if dt.date_type == 'modified':
            _set(context, recobj, 'pycsw:Modified', dt.date)
        elif dt.date_type == 'creation':
            _set(context, recobj, 'pycsw:CreationDate', dt.date)
        elif dt.date_type == 'publication':
            _set(context, recobj, 'pycsw:PublicationDate', dt.date)
        elif dt.date_type == 'revision':
            _set(context, recobj, 'pycsw:RevisionDate', dt.date)

    if hasattr(data, 'metadata_point_of_contact'):
        _set(context, recobj, 'pycsw:ResponsiblePartyRole', data.metadata_point_of_contact.role)

_set(context, recobj, 'pycsw:Identifier', identifier2)
        _set(context, recobj, 'pycsw:Typename', 'csw:Record')
        _set(context, recobj, 'pycsw:Schema', 'http://www.opengis.net/wms')
        _set(context, recobj, 'pycsw:MdSource', record)
        _set(context, recobj, 'pycsw:InsertDate', util.get_today_and_now())
        _set(context, recobj, 'pycsw:Type', 'dataset')
        _set(context, recobj, 'pycsw:ParentIdentifier', identifier)
        _set(context, recobj, 'pycsw:Title', md.contents[layer].title)
        _set(context, recobj, 'pycsw:Abstract', md.contents[layer].abstract)
        _set(context, recobj, 'pycsw:Keywords', ','.join(md.contents[layer].keywords))

        _set(
            context,
            recobj,
            'pycsw:AnyText',
            util.get_anytext([
                md.contents[layer].title,
                md.contents[layer].abstract,
                ','.join(md.contents[layer].keywords)
            ])
        )

        bbox = md.contents[layer].boundingBoxWGS84
        if bbox is not None:
            tmp = '%s,%s,%s,%s' % (bbox[0], bbox[1], bbox[2], bbox[3])
            _set(context, recobj, 'pycsw:BoundingBox', util.bbox2wktpolygon(tmp))
            _set(context, recobj, 'pycsw:CRS', 'urn:ogc:def:crs:EPSG:6.11:4326')
            _set(context, recobj, 'pycsw:DistanceUOM', 'degrees')
        else:
            bbox = md.contents[layer].boundingBox
            if bbox:
                tmp = '%s,%s,%s,%s' % (bbox[0], bbox[1], bbox[2], bbox[3])

abstract=source.abstract,
                                             is_monitored=False)
                matches = match.all()
                if matches:
                    if mode == 'insert':
                        raise RuntimeError('HHypermap error: Layer %d \'%s\' already exists' % (
                                           matches[0].id, source.title))
                    elif mode == 'update':
                        match.update(
                            name=source.name,
                            title=source.title,
                            abstract=source.abstract,
                            is_monitored=False,
                            xml=source.xml,
                            wkt_geometry=source.wkt_geometry,
                            anytext=util.get_anytext([source.title, source.abstract, source.keywords_csv])
                        )

                service = get_service(source.xml)
                res, keywords = create_layer_from_metadata_xml(resourcetype, source.xml,
                                                               monitor=False, service=service,
                                                               catalog=catalog)

                res.save()

                LOGGER.debug('Indexing layer with id %s on search engine' % res.uuid)
                index_layer(res.id, use_cache=True)

            else:
                if resourcetype == 'http://www.opengis.net/cat/csw/2.0.2':
                    res = Endpoint(url=source, catalog=catalog)
                else:

recobjs = []
    serviceobj = repos.dataset()

    md = WebProcessingService(record)

    # generate record of service instance
    _set(context, serviceobj, 'pycsw:Identifier', identifier)
    _set(context, serviceobj, 'pycsw:Typename', 'csw:Record')
    _set(context, serviceobj, 'pycsw:Schema', 'http://www.opengis.net/wps/1.0.0')
    _set(context, serviceobj, 'pycsw:MdSource', record)
    _set(context, serviceobj, 'pycsw:InsertDate', util.get_today_and_now())
    _set(
        context,
        serviceobj,
        'pycsw:AnyText',
        util.get_anytext(md._capabilities)
    )
    _set(context, serviceobj, 'pycsw:Type', 'service')
    _set(context, serviceobj, 'pycsw:Title', md.identification.title)
    _set(context, serviceobj, 'pycsw:Abstract', md.identification.abstract)
    _set(context, serviceobj, 'pycsw:Keywords', ','.join(md.identification.keywords))
    _set(context, serviceobj, 'pycsw:Creator', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:Publisher', md.provider.name)
    _set(context, serviceobj, 'pycsw:Contributor', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:OrganizationName', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:AccessConstraints', md.identification.accessconstraints)
    _set(context, serviceobj, 'pycsw:OtherConstraints', md.identification.fees)
    _set(context, serviceobj, 'pycsw:Source', record)
    _set(context, serviceobj, 'pycsw:Format', md.identification.type)

    _set(context, serviceobj, 'pycsw:ServiceType', 'OGC:WPS')
    _set(context, serviceobj, 'pycsw:ServiceTypeVersion', md.identification.version)

recobjs = []
    serviceobj = repos.dataset()

    md = WebCoverageService(record, '1.0.0')

    # generate record of service instance
    _set(context, serviceobj, 'pycsw:Identifier', identifier)
    _set(context, serviceobj, 'pycsw:Typename', 'csw:Record')
    _set(context, serviceobj, 'pycsw:Schema', 'http://www.opengis.net/wcs')
    _set(context, serviceobj, 'pycsw:MdSource', record)
    _set(context, serviceobj, 'pycsw:InsertDate', util.get_today_and_now())
    _set(
        context,
        serviceobj,
        'pycsw:AnyText',
        util.get_anytext(etree.tostring(md._capabilities))
    )
    _set(context, serviceobj, 'pycsw:Type', 'service')
    _set(context, serviceobj, 'pycsw:Title', md.identification.title)
    _set(context, serviceobj, 'pycsw:Abstract', md.identification.abstract)
    _set(context, serviceobj, 'pycsw:Keywords', ','.join(md.identification.keywords))
    _set(context, serviceobj, 'pycsw:Creator', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:Publisher', md.provider.name)
    _set(context, serviceobj, 'pycsw:Contributor', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:OrganizationName', md.provider.contact.name)
    _set(context, serviceobj, 'pycsw:AccessConstraints', md.identification.accessConstraints)
    _set(context, serviceobj, 'pycsw:OtherConstraints', md.identification.fees)
    _set(context, serviceobj, 'pycsw:Source', record)
    _set(context, serviceobj, 'pycsw:Format', md.identification.type)
    _set(context, serviceobj, 'pycsw:CRS', 'urn:ogc:def:crs:EPSG:6.11:4326')
    _set(context, serviceobj, 'pycsw:DistanceUOM', 'degrees')
    _set(context, serviceobj, 'pycsw:ServiceType', 'OGC:WCS')

identifier2 = '%s-%s' % (identifier, process.identifier)
        _set(context, recobj, 'pycsw:Identifier', identifier2)
        _set(context, recobj, 'pycsw:Typename', 'csw:Record')
        _set(context, recobj, 'pycsw:Schema', 'http://www.opengis.net/wps/1.0.0')
        _set(context, recobj, 'pycsw:MdSource', record)
        _set(context, recobj, 'pycsw:InsertDate', util.get_today_and_now())
        _set(context, recobj, 'pycsw:Type', 'software')
        _set(context, recobj, 'pycsw:ParentIdentifier', identifier)
        _set(context, recobj, 'pycsw:Title', process.title)
        _set(context, recobj, 'pycsw:Abstract', process.abstract)

        _set(
            context,
            recobj,
            'pycsw:AnyText',
            util.get_anytext([process.title, process.abstract])
        )

        params = {
            'service': 'WPS',
            'version': '1.0.0',
            'request': 'DescribeProcess',
            'identifier': process.identifier
        }

        links.append(
        '%s,OGC-WPS DescribeProcess service (ver 1.0.0),OGC:WPS-1.0.0-http-describe-process,%s' % (identifier, build_get_url(md.url, {'service': 'WPS', 'version': '1.0.0', 'request': 'DescribeProcess', 'identifier': process.identifier})))

        _set(context, recobj, 'pycsw:Links', '^'.join(links))
        _set(context, recobj, 'pycsw:XML', caps2iso(recobj, md, context))

        recobjs.append(recobj)

_set(context, recobj, 'pycsw:Identifier', identifier2)
        _set(context, recobj, 'pycsw:Typename', 'csw:Record')
        _set(context, recobj, 'pycsw:Schema', 'http://www.opengis.net/wcs')
        _set(context, recobj, 'pycsw:MdSource', record)
        _set(context, recobj, 'pycsw:InsertDate', util.get_today_and_now())
        _set(context, recobj, 'pycsw:Type', 'dataset')
        _set(context, recobj, 'pycsw:ParentIdentifier', identifier)
        _set(context, recobj, 'pycsw:Title', md.contents[coverage].title)
        _set(context, recobj, 'pycsw:Abstract', md.contents[coverage].abstract)
        _set(context, recobj, 'pycsw:Keywords', ','.join(md.contents[coverage].keywords))

        _set(
            context,
            recobj,
            'pycsw:AnyText',
            util.get_anytext([
                md.contents[coverage].title,
                md.contents[coverage].abstract,
                ','.join(md.contents[coverage].keywords)
            ])
        )

        bbox = md.contents[coverage].boundingBoxWGS84
        if bbox is not None:
            tmp = '%s,%s,%s,%s' % (bbox[0], bbox[1], bbox[2], bbox[3])
            wkt_polygon = util.bbox2wktpolygon(tmp)
            _set(context, recobj, 'pycsw:BoundingBox', wkt_polygon)
            _set(context, recobj, 'pycsw:CRS', 'urn:ogc:def:crs:EPSG:6.11:4326')
            _set(context, recobj, 'pycsw:DistanceUOM', 'degrees')
            bboxs.append(wkt_polygon)

        links = [

identifier2 = '%s-%s' % (identifier, process.identifier)
        _set(context, recobj, 'pycsw:Identifier', identifier2)
        _set(context, recobj, 'pycsw:Typename', 'csw:Record')
        _set(context, recobj, 'pycsw:Schema', 'http://www.opengis.net/wps/1.0.0')
        _set(context, recobj, 'pycsw:MdSource', record)
        _set(context, recobj, 'pycsw:InsertDate', util.get_today_and_now())
        _set(context, recobj, 'pycsw:Type', 'software')
        _set(context, recobj, 'pycsw:ParentIdentifier', identifier)
        _set(context, recobj, 'pycsw:Title', process.title)
        _set(context, recobj, 'pycsw:Abstract', process.abstract)

        _set(
            context,
            recobj,
            'pycsw:AnyText',
            util.get_anytext([process.title, process.abstract])
        )

        params = {
            'service': 'WPS',
            'version': '1.0.0',
            'request': 'DescribeProcess',
            'identifier': process.identifier
        }

        links.append(
        '%s,OGC-WPS DescribeProcess service (ver 1.0.0),OGC:WPS-1.0.0-http-describe-process,%s' % (identifier, build_get_url(md.url, {'service': 'WPS', 'version': '1.0.0', 'request': 'DescribeProcess', 'identifier': process.identifier})))

        _set(context, recobj, 'pycsw:Links', '^'.join(links))
        _set(context, recobj, 'pycsw:XML', caps2iso(recobj, md, context))

        recobjs.append(recobj)