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How to use init_worker method in Molotov

Best Python code snippet using molotov_python

popen_helper.py

Source:popen_helper.py

1# Copyright 2021 The TensorFlow Authors. All Rights Reserved.2#3# Licensed under the Apache License, Version 2.0 (the "License");4# you may not use this file except in compliance with the License.5# You may obtain a copy of the License at6#7#     http://www.apache.org/licenses/LICENSE-2.08#9# Unless required by applicable law or agreed to in writing, software10# distributed under the License is distributed on an "AS IS" BASIS,11# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.12# See the License for the specific language governing permissions and13# limitations under the License.14"""Helper file for running the async data generation process in OSS."""15import contextlib16import multiprocessing17import multiprocessing.pool18def get_forkpool(num_workers, init_worker=None, closing=True):19  pool = multiprocessing.Pool(processes=num_workers, initializer=init_worker)20  return contextlib.closing(pool) if closing else pool21def get_threadpool(num_workers, init_worker=None, closing=True):22  pool = multiprocessing.pool.ThreadPool(processes=num_workers,23                                         initializer=init_worker)24  return contextlib.closing(pool) if closing else pool25class FauxPool(object):26  """Mimic a pool using for loops.27  This class is used in place of proper pools when true determinism is desired28  for testing or debugging.29  """30  def __init__(self, *args, **kwargs):31    pass32  def map(self, func, iterable, chunksize=None):33    return [func(i) for i in iterable]34  def imap(self, func, iterable, chunksize=1):35    for i in iterable:36      yield func(i)37  def close(self):38    pass39  def terminate(self):40    pass41  def join(self):42    pass43def get_fauxpool(num_workers, init_worker=None, closing=True):44  pool = FauxPool(processes=num_workers, initializer=init_worker)45  return contextlib.closing(pool) if closing else pool46def worker_job():...

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