code: def stop_pipeline(url, pipeline_id, auth, verify_ssl):
      
  
      stop_result = requests.post(url + '/' + pipeline_id + '/stop', headers=X_REQ_BY, auth=auth, verify=verify_ssl)
      stop_result.raise_for_status()
  
      logging.info("Pipeline stop requested.")
  
      poll_pipeline_status(STATUS_STOPPED, url, pipeline_id, auth, verify_ssl)
  
      logging.info('Pipeline stopped.')
      return stop_result.json()
docs: Stop a running pipeline. The API waits for the pipeline to be 'STOPPED' before returning.
  
      Args:
          url         (str): the host url in the form 'http://host:port/'.
          pipeline_id (str): the ID of of the exported pipeline.
          auth      (tuple): a tuple of username, and password.
          verify_ssl (bool): whether to verify ssl certificates
  
      Returns:
          dict: the response json