class ForkAwareLocal(threading.local):AttributeError:'module'对象没有属性'local

Question

我是一个蟒蛇新手.我正在尝试手册中的这段代码片段,但是我收到了这个错误.无法弄清楚为什么.任何帮助将不胜感激.谢谢

ABHI

代码段

#/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

---

OS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]

Answer 1

您似乎有一个名为的文件 threading.py

而是通过multiprocessing而不是内置来导入threading

将您的文件重命名为其他内容并删除 .pyc