def get_console(request, console_type, instance):
    """Get a console url based on console type."""
    if console_type == 'AUTO':
        check_consoles = CONSOLES
    else:
        try:
            check_consoles = {'console_type': CONSOLES[console_type]}
        except KeyError:
            msg = _('Console type "%s" not supported.') % console_type
            raise exceptions.NotAvailable(msg)

    for api_call in check_consoles.values():
        # Ugly workaround due novaclient API change from 2.17 to 2.18.
        try:
            httpnotimplemented = nova_exception.HttpNotImplemented
        except __HOLE__:
            httpnotimplemented = nova_exception.HTTPNotImplemented
        try:
            console = api_call(request, instance.id)
        # If not supported, don't log it to avoid lot of errors in case
        # of AUTO.
        except httpnotimplemented:
            continue
        except Exception:
            LOG.debug('Console not available', exc_info=True)
            continue

        console_url = "%s&%s(%s)" % (
                      console.url,
                      urlencode({'title': getattr(instance, "name", "")}),
                      instance.id)
        return console_url

    raise exceptions.NotAvailable(_('No available console found.'))
dataset/ETHPy150Open CiscoSystems/avos/openstack_dashboard/dashboards/project/instances/console.py/get_console