code: def _fetch_job(self):
      client = self._client.get()
      try:
          return (
              client.BatchV1Api()
              .read_namespaced_job(
                  name=self._name, namespace=self._namespace
              )
              .to_dict()
          )
      except client.rest.ApiException as e:
          if e.status == 404:
              raise KubernetesJobException(
                  "Unable to locate Kubernetes batch/v1 job %s"
                  % self._name
              )
          raise
  
imports: import json
  import math
  import random
  import time
  from metaflow.tracing import inject_tracing_vars
  from metaflow.exception import MetaflowException
  from metaflow.metaflow_config import KUBERNETES_SECRETS
label_desc: Use image node_id 3 for calling the RunningJob obj's underlying member method code with example usage: obj._fetch_job() and returns: client