docstr: Sends a work item to a worker process. Will result in worker.process(...) call with arbitrary arguments.
docstr_tok: ["Sends","a","work","item","to","a","worker","process",".","Will","result","in","worker.process","(","...",")","call","with","arbitrary","arguments","."]
code: def ventilate(self, *args, **kargs):
      """Sends a work item to a worker process. Will result in worker.process(...) call with arbitrary arguments."""
      self._ventilated_items += 1
      logger.debug(
          "ventilate called. total ventilated items count %d",
          self._ventilated_items,
      )
      # There is a race condition when sending objects to zmq that if all workers have been killed, sending objects
      # can block indefinitely. By using NOBLOCK, an exception is thrown stating that all resources have been
      # exhausted which the user can decide how to handle instead of just having the process hang.
      _keep_retrying_while_zmq_again(
          _KEEP_TRYING_WHILE_ZMQ_AGAIN_IS_RAIZED_TIMEOUT_S,
          lambda: self._ventilator_send.send_pyobj(
              (args, kargs), flags=zmq.constants.NOBLOCK
          ),
      )
  
imports: import logging
  import pickle
  import sys
  import os
  from time import sleep, time
  from traceback import format_exc
  from threading import Thread
  from psutil import pid_exists
  import zmq
  from zmq import ZMQBaseError
  from petastorm.reader_impl.pickle_serializer import PickleSerializer
  from petastorm.workers_pool import EmptyResultError, VentilatedItemProcessedMessage
  from petastorm.workers_pool.exec_in_new_process import exec_in_new_process
label_desc: Use image node_id 5 for calling the ProcessPool obj's underlying member method code with example usage: obj.ventilate() without return types