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import sys, multiprocessing, warnings
if sys.platform != 'win32':
multiprocessing.set_start_method('fork')
class CommonPool(object):
def map(self, func, args):
return list(map(func, args))
class AutoPool(object):
def __init__(self, mode, processes):
if mode == 'multiprocessing' and sys.platform == 'win32':
warnings.warn('multiprocessing not support in windows, turning to multithreading')
mode = 'multithreading'
self.mode = mode
self.processes = processes
if mode == 'multithreading':
from multiprocessing.dummy import Pool as ThreadPool
# Этот параметр устанавливает количество воркеров в пуле.
# Если оставить это поле пустым, то по умолчанию оно будет равно количеству ядер в вашем процессоре.
self.pool = ThreadPool(processes=processes)
elif mode == 'multiprocessing':
from multiprocessing import Pool
self.pool = Pool(processes=processes)
else: # common
self.pool = CommonPool()
def map(self, func, args):
return self.pool.map(func, args) |