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python多线程

时间:2019-09-16 19:55:21      阅读:85      评论:0      收藏:0      [点我收藏+]
import time
from concurrent.futures import ThreadPoolExecutor

def test(name):
print "write to db " + name

name_list = [‘Lucy‘, ‘Lily‘, ‘Tom‘, ‘Lucy2‘, ‘Lily2‘, ‘Tom2‘, ‘Lucy3‘, ‘Lily3‘, ‘Tom3‘]

#start = time.time()
#for i in range(9):
#test(name_list[i])
#end = time.time()
#print end - start # 7.00950622559e-05

pool = ThreadPoolExecutor(max_workers=3)
start = time.time()
for i in range(9):
test(name_list[i])
pool.submit(test, name_list[i])
pool.shutdown(wait=True) # pool.shutdown(wait=True)是进程池内部的进程都执行完毕,才会关闭,然后执行后续代码
end = time.time()
print end - start # 0.0054759979248

python多线程

原文:https://blog.51cto.com/zhzhgo/2438383

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