'Get Instance.'

@lockutils.synchronized('ETERNUS-SMIS-getinstance', 'cinder-', True)
def _get_eternus_instance(self, classname, **param_dict):

    LOG.debug('_get_eternus_instance,    classname:    %(cls)s,    param:    %(param)s.', {'cls': classname, 'param': param_dict})
    ret = self.conn.GetInstance(classname, **param_dict)
    LOG.debug('_get_eternus_instance,    ret:    %s.', ret)
    return ret
