'Create server object within VPSA (if doesn\'t exist).'

def _create_vpsa_server(self, initiator):

    vpsa_srv = self._get_server_name(initiator)
    if (not vpsa_srv):
        xml_tree = self.vpsa.send_cmd('create_server', initiator=initiator)
        vpsa_srv = xml_tree.findtext('server-name')
    return vpsa_srv
