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我是python新手。我正在尝试手册中的这个代码片段，但我收到了这个错误。无法弄清楚为什么。任何帮助将不胜感激。谢谢

阿比

代码片段

#/usr/bin/python
# -*- coding: utf-8 -*-

from multiprocessing import Pool
def f(x):
return x*x

p = Pool(1)
p.map(f, [1, 2, 3])

错误

[root@localhost mpls-perf]# python thr_1.py 
Traceback (most recent call last):
  File "thr_1.py", line 4, in <module>
    from multiprocessing import Pool
  File "/usr/lib64/python2.7/multiprocessing/__init__.py", line 65, in <module>
    from multiprocessing.util import SUBDEBUG, SUBWARNING
  File "/usr/lib64/python2.7/multiprocessing/util.py", line 340, in <module>
    class ForkAwareLocal(threading.local):
AttributeError: 'module' object has no attribute 'local'
Exception AttributeError: '_shutdown' in <module 'threading' 
from '/root/nfs/zebos/tests/mpls-             perf/threading.pyc'> ignored

操作系统等 [root@localhost mpls-perf]# uname -a Linux localhost.localdomain 3.4.4464bit-smp-xp1.1-allpatch #1 SMP Wed Oct 15 17:34:02 EDT 2014 x86_64 x86_64 x86_64 GNU/Linux

[root@localhost mpls-perf]# python -V Python 2.7.5 [root@localhost mpls-perf]

4

1 回答 1

8

您似乎有一个名为threading.py

这是被导入的，而multiprocessing不是内置的threading

将您的文件重命名为其他名称并删除.pyc

于 2014-11-07T16:49:09.670 回答