'Start a Text-based User Interface (TUI) session of
`Hosts Setup Utility`.
.. note:: This is a `classmethod`.'

@classmethod
def launch_tui(cls):

    system = CommonUtil.check_platform()[0]
    cp = '437'
    if (system == 'Windows'):
        chcp = os.popen('chcp')
        cp = chcp.read().split()[(-1)]
        chcp.close()
        os.popen('chcp    437')
    main = tui.HostsUtil()
    main.custom = UtilLauncher.get_custom_conf_path()
    main.start()
    if (system == 'Windows'):
        os.popen(('chcp    ' + cp))
