'Wrapper around XCLI to ensure that connection is up.'

@proxy._trace_time
def _get_xcli(self, xcli, backend_id):

    if self.meta['bypass_connection_check']:
        LOG.debug('_get_xcli(bypass    mode)')
    elif (not xcli.is_connected()):
        xcli = self._init_xcli(backend_id)
    return xcli
