在看廖雪峰教程学习多进程时,有如下代码:
from multiprocessing import Process
import os
def run_proc(name):
print 'Run child process %s (%s)...' % (name, os.getpid())
if __name__=='__main__':
print 'Parent process %s.' % os.getpid()
p = Process(target=run_proc, args=('test',))
print 'Process will start.'
p.start()
p.join()
print 'Process end.'
但是报错
ImportError: cannot import name 'Process'
查询后是由于.py文件名multiprocessing冲突,于是修改文件名,并删除之前编译所生成的multiprocess.pyc文件,运行成功。
Parent process 16572.
Process will start.
Run child process test (16575)...
Process end.
[Finished in 0.1s]