'Creates igroup and adds initiators.'

def _create_igroup_add_initiators(self, initiator_group_type, host_os_type, initiator_list):

    igroup_name = (na_utils.OPENSTACK_PREFIX + six.text_type(uuid.uuid4()))
    self.zapi_client.create_igroup(igroup_name, initiator_group_type, host_os_type)
    for initiator in initiator_list:
        self.zapi_client.add_igroup_initiator(igroup_name, initiator)
    return igroup_name
