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How to use _make_create_subnet_request method in tempest

Best Python code snippet using tempest_python

manager.py

Source:manager.py

...538            """539            cidr_in_use = self.os_admin.subnets_client.list_subnets(540                tenant_id=tenant_id, cidr=cidr)['subnets']541            return len(cidr_in_use) != 0542        def _make_create_subnet_request(namestart, network,543                                        ip_version, subnets_client, **kwargs):544            subnet = dict(545                name=data_utils.rand_name(namestart),546                network_id=network['id'],547                tenant_id=network['tenant_id'],548                ip_version=ip_version,549                **kwargs550            )551            if ip_version == 6:552                subnet['ipv6_address_mode'] = 'slaac'553                subnet['ipv6_ra_mode'] = 'slaac'554            try:555                return subnets_client.create_subnet(**subnet)556            except lib_exc.Conflict as e:557                if 'overlaps with another subnet' not in str(e):558                    raise559        result = None560        str_cidr = None561        use_default_subnetpool = kwargs.get('use_default_subnetpool', False)562        ip_version = kwargs.pop('ip_version', 4)563        if not use_default_subnetpool:564            if ip_version == 6:565                tenant_cidr = netaddr.IPNetwork(566                    CONF.network.project_network_v6_cidr)567                num_bits = CONF.network.project_network_v6_mask_bits568            else:569                tenant_cidr = netaddr.IPNetwork(570                    CONF.network.project_network_cidr)571                num_bits = CONF.network.project_network_mask_bits572            # Repeatedly attempt subnet creation with sequential cidr573            # blocks until an unallocated block is found.574            for subnet_cidr in tenant_cidr.subnet(num_bits):575                str_cidr = str(subnet_cidr)576                if cidr_in_use(str_cidr, tenant_id=network['tenant_id']):577                    continue578                result = _make_create_subnet_request(579                    namestart, network, ip_version, subnets_client,580                    cidr=str_cidr, **kwargs)581                if result is not None:582                    break583        else:584            result = _make_create_subnet_request(585                namestart, network, ip_version, subnets_client,586                **kwargs)587        self.assertIsNotNone(result)588        subnet = result['subnet']589        if str_cidr is not None:590            self.assertEqual(subnet['cidr'], str_cidr)591        self.addCleanup(test_utils.call_and_ignore_notfound_exc,592                        subnets_client.delete_subnet, subnet['id'])593        return subnet594    def _get_server_port_id_and_ip4(self, server, ip_addr=None):595        if ip_addr:596            ports = self.os_admin.ports_client.list_ports(597                device_id=server['id'],598                fixed_ips='ip_address=%s' % ip_addr)['ports']...

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