code: def db_status(self, status):
      if self.format_version == 1:
          return status
  
      job_status = {"status": status}
      ec = Job.exit_code(job_status)
  
      status_version = status.get("version", 1)
      if status_version == 1:
          duration = Job.total_duration_msecs(job_status)
      else:
          start_time = status.get("start_time")
          end_time = status.get("end_time")
          if start_time and end_time:
              duration = end_time - start_time
          else:
              duration = None
  
      return [ec, duration]
  
file_path: hail/batch/batch/batch_format_version.py
imports: from typing import Optional, Tuple
  from hailtop.batch_client.aioclient import Job
label_desc: Use image node_id 12 for calling the BatchFormatVersion obj's underlying member method code with example usage: obj.db_status(status) and returns: list, status