code: def wait(self, options=[], sub_job_num=None):
          
          args = ['condor_wait']
          args.extend(options)
          job_id = '%s.%s' % (self.cluster_id, sub_job_num) if sub_job_num else str(self.cluster_id)
          if self._remote:
              abs_log_file = self.log_file
          else:
              abs_log_file = os.path.abspath(self.log_file)
          args.extend([abs_log_file, job_id])
          out, err = self._execute(args)
          return out, err
docs: Wait for the job, or a sub-job to complete.
  
          Args:
              options (list of str, optional): A list of command line options for the condor_wait command. For
                  details on valid options see: http://research.cs.wisc.edu/htcondor/manual/current/condor_wait.html.
                  Defaults to an empty list.
              job_num (int, optional): The number