code: def get_last_logs(self):
      # return None
      job_client = self._get_job_client()
      return job_client.get_job_logs(self.last_job_id)
  
file_path: ray/release/ray_release/job_manager/job_manager.py
imports: import os
  import time
  from typing import TYPE_CHECKING, Any, Dict, Optional, Tuple
  from ray_release.cluster_manager.cluster_manager import ClusterManager
  from ray_release.exception import CommandTimeout
  from ray_release.logger import logger
  from ray_release.util import ANYSCALE_HOST, exponential_backoff_retry
label_desc: Use image node_id 7 for calling the JobManager obj's underlying member method code with example usage: obj.get_last_logs() and returns: job_client