GraphScope failed to create a session no a no k8s installed RedHat machine

[shartoo]

machine : Red Hat 4.8.3-9
python: 3.9.7
what i have done: pip3 install graphscope(that's all,no k8s or docker installed)
related code

import graphscope
graphscope.set_option(show_log=True)
sess = graphscope.session()

error occurs when creating a session

2023-03-28 17:58:51,952 [INFO][session:641]: Initializing graphscope session with parameters: {'addr': None, 'mode': 'eager', 'cluster_type': 'k8s', 'num_workers': 2, 'preemptive': True, 'k8s_namespace': None, 'k8s_service_type': 'NodePort', 'k8s_image_registry': 'registry.cn-hongkong.aliyuncs.com', 'k8s_image_repository': 'graphscope', 'k8s_image_tag': '0.20.0', 'k8s_image_pull_policy': 'IfNotPresent', 'k8s_image_pull_secrets': [], 'k8s_coordinator_cpu': 0.5, 'k8s_coordinator_mem': '512Mi', 'etcd_addrs': None, 'etcd_listening_client_port': 2379, 'etcd_listening_peer_port': 2380, 'k8s_vineyard_image': 'vineyardcloudnative/vineyardd:v0.13.3', 'k8s_vineyard_daemonset': None, 'k8s_vineyard_cpu': 0.5, 'k8s_vineyard_mem': '512Mi', 'vineyard_shared_mem': '4Gi', 'k8s_engine_cpu': 0.2, 'k8s_engine_mem': '1Gi', 'k8s_mars_worker_cpu': 0.2, 'k8s_mars_worker_mem': '4Mi', 'k8s_mars_scheduler_cpu': 0.2, 'k8s_mars_scheduler_mem': '2Mi', 'k8s_coordinator_pod_node_selector': None, 'k8s_engine_pod_node_selector': None, 'enabled_engines': 'analytical,interactive,learning', 'reconnect': False, 'k8s_volumes': {}, 'k8s_waiting_for_delete': False, 'timeout_seconds': 600, 'dangling_timeout_seconds': 600, 'with_mars': False, 'with_dataset': False, 'hosts': ['localhost'], 'k8s_client_config': {}}

[siyuan0322]

The default cluster type is k8s, so you can specify a local session by sess = graphscope.session(cluster_type='hosts') . Or more simply, graph = graphscope.g() will create a graph and a local session implicitly.