How to use the plexapi.utils.cast function in PlexAPI

def test_utils_cast():
    int_int = utils.cast(int, 1)
    int_str = utils.cast(int, '1')
    bool_str = utils.cast(bool, '1')
    bool_int = utils.cast(bool, 1)
    float_int = utils.cast(float, 1)
    float_float = utils.cast(float, 1.0)
    float_str = utils.cast(float, '1.2')
    float_nan = utils.cast(float, 'wut?')
    assert int_int == 1 and isinstance(int_int, int)
    assert int_str == 1 and isinstance(int_str, int)
    assert bool_str is True
    assert bool_int is True
    assert float_int == 1.0 and isinstance(float_int, float)
    assert float_float == 1.0 and isinstance(float_float, float)
    assert float_str == 1.2 and isinstance(float_str, float)
    assert float_nan != float_nan  # nan is never equal
    with pytest.raises(ValueError):
        bool_str = utils.cast(bool, 'kek')

self.authenticationToken = self._token
        self.certificateVersion = data.attrib.get('certificateVersion')
        self.cloudSyncDevice = data.attrib.get('cloudSyncDevice')
        self.email = data.attrib.get('email')
        self.guest = utils.cast(bool, data.attrib.get('guest'))
        self.home = utils.cast(bool, data.attrib.get('home'))
        self.homeSize = utils.cast(int, data.attrib.get('homeSize'))
        self.id = data.attrib.get('id')
        self.locale = data.attrib.get('locale')
        self.mailing_list_status = data.attrib.get('mailing_list_status')
        self.maxHomeSize = utils.cast(int, data.attrib.get('maxHomeSize'))
        self.queueEmail = data.attrib.get('queueEmail')
        self.queueUid = data.attrib.get('queueUid')
        self.restricted = utils.cast(bool, data.attrib.get('restricted'))
        self.scrobbleTypes = data.attrib.get('scrobbleTypes')
        self.secure = utils.cast(bool, data.attrib.get('secure'))
        self.thumb = data.attrib.get('thumb')
        self.title = data.attrib.get('title')
        self.username = data.attrib.get('username')
        self.uuid = data.attrib.get('uuid')
        # TODO: Fetch missing MyPlexAccount attributes
        self.subscriptionActive = None      # renamed on server
        self.subscriptionStatus = None      # renamed on server
        self.subscriptionPlan = None        # renmaed on server
        self.subscriptionFeatures = None    # renamed on server
        self.roles = None
        self.entitlements = None

def _loadData(self, data):
        """ Load attribute values from Plex XML response. """
        self._data = data
        self.allowCameraUpload = cast(bool, data.attrib.get('allowCameraUpload'))
        self.allowChannelAccess = cast(bool, data.attrib.get('allowChannelAccess'))
        self.allowMediaDeletion = cast(bool, data.attrib.get('allowMediaDeletion'))
        self.allowSharing = cast(bool, data.attrib.get('allowSharing'))
        self.allowSync = cast(bool, data.attrib.get('allowSync'))
        self.backgroundProcessing = cast(bool, data.attrib.get('backgroundProcessing'))
        self.certificate = cast(bool, data.attrib.get('certificate'))
        self.companionProxy = cast(bool, data.attrib.get('companionProxy'))
        self.diagnostics = utils.toList(data.attrib.get('diagnostics'))
        self.eventStream = cast(bool, data.attrib.get('eventStream'))
        self.friendlyName = data.attrib.get('friendlyName')
        self.hubSearch = cast(bool, data.attrib.get('hubSearch'))
        self.machineIdentifier = data.attrib.get('machineIdentifier')
        self.multiuser = cast(bool, data.attrib.get('multiuser'))
        self.myPlex = cast(bool, data.attrib.get('myPlex'))
        self.myPlexMappingState = data.attrib.get('myPlexMappingState')
        self.myPlexSigninState = data.attrib.get('myPlexSigninState')
        self.myPlexSubscription = cast(bool, data.attrib.get('myPlexSubscription'))
        self.myPlexUsername = data.attrib.get('myPlexUsername')
        self.ownerFeatures = utils.toList(data.attrib.get('ownerFeatures'))
        self.photoAutoTag = cast(bool, data.attrib.get('photoAutoTag'))
        self.platform = data.attrib.get('platform')
        self.platformVersion = data.attrib.get('platformVersion')
        self.pluginHost = cast(bool, data.attrib.get('pluginHost'))
        self.readOnlyLibraries = cast(int, data.attrib.get('readOnlyLibraries'))
        self.requestParametersInCookie = cast(bool, data.attrib.get('requestParametersInCookie'))

self.chapterSource = data.attrib.get('chapterSource')
        self.duration = utils.cast(int, data.attrib.get('duration'))
        self.grandparentArt = data.attrib.get('grandparentArt')
        self.grandparentKey = data.attrib.get('grandparentKey')
        self.grandparentRatingKey = data.attrib.get('grandparentRatingKey')
        self.grandparentThumb = data.attrib.get('grandparentThumb')
        self.grandparentTitle = data.attrib.get('grandparentTitle')
        self.guid = data.attrib.get('guid')
        self.originalTitle = data.attrib.get('originalTitle')
        self.parentIndex = data.attrib.get('parentIndex')
        self.parentKey = data.attrib.get('parentKey')
        self.parentRatingKey = data.attrib.get('parentRatingKey')
        self.parentThumb = data.attrib.get('parentThumb')
        self.parentTitle = data.attrib.get('parentTitle')
        self.primaryExtraKey = data.attrib.get('primaryExtraKey')
        self.ratingCount = utils.cast(int, data.attrib.get('ratingCount'))
        self.viewOffset = utils.cast(int, data.attrib.get('viewOffset', 0))
        self.year = utils.cast(int, data.attrib.get('year'))
        self.media = self.findItems(data, media.Media)
        self.moods = self.findItems(data, media.Mood)

def _loadData(self, data):
        """ Load attribute values from Plex XML response. """
        super(AudioStream, self)._loadData(data)
        self.audioChannelLayout = data.attrib.get('audioChannelLayout')
        self.bitDepth = cast(int, data.attrib.get('bitDepth'))
        self.bitrate = cast(int, data.attrib.get('bitrate'))
        self.bitrateMode = data.attrib.get('bitrateMode')
        self.channels = cast(int, data.attrib.get('channels'))
        self.dialogNorm = cast(int, data.attrib.get('dialogNorm'))
        self.duration = cast(int, data.attrib.get('duration'))
        self.samplingRate = cast(int, data.attrib.get('samplingRate'))
        self.title = data.attrib.get('title')

def _loadData(self, data):
        """ Load attribute values from Plex XML response. """
        Video._loadData(self, data)
        # fix key if loaded from search
        self.key = self.key.replace('/children', '')
        self.art = data.attrib.get('art')
        self.banner = data.attrib.get('banner')
        self.childCount = utils.cast(int, data.attrib.get('childCount'))
        self.contentRating = data.attrib.get('contentRating')
        self.duration = utils.cast(int, data.attrib.get('duration'))
        self.guid = data.attrib.get('guid')
        self.index = data.attrib.get('index')
        self.leafCount = utils.cast(int, data.attrib.get('leafCount'))
        self.locations = self.listAttrs(data, 'path', etag='Location')
        self.originallyAvailableAt = utils.toDatetime(
            data.attrib.get('originallyAvailableAt'), '%Y-%m-%d')
        self.rating = utils.cast(float, data.attrib.get('rating'))
        self.studio = data.attrib.get('studio')
        self.theme = data.attrib.get('theme')
        self.viewedLeafCount = utils.cast(int, data.attrib.get('viewedLeafCount'))
        self.year = utils.cast(int, data.attrib.get('year'))
        self.genres = self.findItems(data, media.Genre)
        self.roles = self.findItems(data, media.Role)
        self.labels = self.findItems(data, media.Label)
        self.similar = self.findItems(data, media.Similar)

def _loadData(self, data):
        """ Load attribute values from Plex XML response. """
        self._data = data
        self.id = cast(int, data.attrib.get('id'))
        self.filter = data.attrib.get('filter')
        self.role = data.attrib.get('role')
        self.tag = data.attrib.get('tag')
        # additional attributes only from hub search
        self.key = data.attrib.get('key')
        self.librarySectionID = cast(int, data.attrib.get('librarySectionID'))
        self.librarySectionTitle = data.attrib.get('librarySectionTitle')
        self.librarySectionType = data.attrib.get('librarySectionType')
        self.tagType = cast(int, data.attrib.get('tagType'))
        self.thumb = data.attrib.get('thumb')

def _loadData(self, data):
        self._data = data
        self.agent = data.attrib.get('agent')
        self.allowSync = utils.cast(bool, data.attrib.get('allowSync'))
        self.art = data.attrib.get('art')
        self.composite = data.attrib.get('composite')
        self.createdAt = utils.toDatetime(data.attrib.get('createdAt'))
        self.filters = data.attrib.get('filters')
        self.key = data.attrib.get('key')  # invalid key from plex
        self.language = data.attrib.get('language')
        self.locations = self.listAttrs(data, 'path', etag='Location')
        self.refreshing = utils.cast(bool, data.attrib.get('refreshing'))
        self.scanner = data.attrib.get('scanner')
        self.thumb = data.attrib.get('thumb')
        self.title = data.attrib.get('title')
        self.type = data.attrib.get('type')
        self.updatedAt = utils.toDatetime(data.attrib.get('updatedAt'))
        self.uuid = data.attrib.get('uuid')

self.myPlexSubscription = cast(bool, data.attrib.get('myPlexSubscription'))
        self.myPlexUsername = data.attrib.get('myPlexUsername')
        self.ownerFeatures = utils.toList(data.attrib.get('ownerFeatures'))
        self.photoAutoTag = cast(bool, data.attrib.get('photoAutoTag'))
        self.platform = data.attrib.get('platform')
        self.platformVersion = data.attrib.get('platformVersion')
        self.pluginHost = cast(bool, data.attrib.get('pluginHost'))
        self.readOnlyLibraries = cast(int, data.attrib.get('readOnlyLibraries'))
        self.requestParametersInCookie = cast(bool, data.attrib.get('requestParametersInCookie'))
        self.streamingBrainVersion = data.attrib.get('streamingBrainVersion')
        self.sync = cast(bool, data.attrib.get('sync'))
        self.transcoderActiveVideoSessions = int(data.attrib.get('transcoderActiveVideoSessions', 0))
        self.transcoderAudio = cast(bool, data.attrib.get('transcoderAudio'))
        self.transcoderLyrics = cast(bool, data.attrib.get('transcoderLyrics'))
        self.transcoderPhoto = cast(bool, data.attrib.get('transcoderPhoto'))
        self.transcoderSubtitles = cast(bool, data.attrib.get('transcoderSubtitles'))
        self.transcoderVideo = cast(bool, data.attrib.get('transcoderVideo'))
        self.transcoderVideoBitrates = utils.toList(data.attrib.get('transcoderVideoBitrates'))
        self.transcoderVideoQualities = utils.toList(data.attrib.get('transcoderVideoQualities'))
        self.transcoderVideoResolutions = utils.toList(data.attrib.get('transcoderVideoResolutions'))
        self.updatedAt = utils.toDatetime(data.attrib.get('updatedAt'))
        self.updater = cast(bool, data.attrib.get('updater'))
        self.version = data.attrib.get('version')
        self.voiceSearch = cast(bool, data.attrib.get('voiceSearch'))

def _loadData(self, data):
        """ Load attribute values from Plex XML response. """
        self._data = data
        self.hubIdentifier = data.attrib.get('hubIdentifier')
        self.size = utils.cast(int, data.attrib.get('size'))
        self.title = data.attrib.get('title')
        self.type = data.attrib.get('type')
        self.items = self.findItems(data)