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【问题】最近在学python,遇到一个问题搜了很多地方也没解决

zh2015211203

2017/6/22镜像同步7 回复

代码和出错信息如下： ```` import os from multiprocessing import Pool import time import random def long_time_job(name): print('Execute long time task %d' % name) start = time.time() time.sleep(random.random()) end = time.time() print('Child process finished in %.2fs' % (end - start)) if __name__ == '__main__': print('I am main process %s' % os.getpid()) p = Pool(2) for n in range(5): p.apply_async(func=long_time_job, args=(n,)) p.close() p.join() ```` ```` Traceback (most recent call last): File "/Users/xxxxx/workingspace/PycharmProjects/py36/error_unsolved.py", line 17, in <module> p = Pool(2) File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/context.py", line 119, in Pool context=self.get_context()) File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/pool.py", line 150, in __init__ self._setup_queues() File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/pool.py", line 243, in _setup_queues self._inqueue = self._ctx.SimpleQueue() File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/context.py", line 112, in SimpleQueue return SimpleQueue(ctx=self.get_context()) File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/queues.py", line 324, in __init__ self._rlock = ctx.Lock() File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/context.py", line 67, in Lock return Lock(ctx=self.get_context()) File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/synchronize.py", line 163, in __init__ SemLock.__init__(self, SEMAPHORE, 1, 1, ctx=ctx) File "/Library/Frameworks/Python.framework/Versions/3.6/lib/python3.6/multiprocessing/synchronize.py", line 60, in __init__ unlink_now) OSError: [Errno 28] No space left on device ```` 环境：mac osx 10.12，Python 3.6.1

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