code: def download_and_run(config):
      '''
      Main operation of the executor.
  
      Returns True when a job was downloaded and executed.
      Returns False when no job could be downloaded.
      '''
      job = fetch_job(config)
      if job:
          job._run_validate()
          return True
      else:
          return Falsf download_and_run(config):
      '''
      Main operation of the executor.
  
      Returns True when a job was downloaded and executed.
      Returns False when no job could be downloaded.
      '''
      job = fetch_job(config)
      if job:
          job._run_validate()
          return True
      else:
          return False
docs: Main operation of the executor.
  
      Returns True when a job was downloaded and executed.
      Returns False when no job could be downloaded.