Python线程包装器

import threading
import subprocess

import time

def need_thread(func, *args, **kwargs):
    def fun():
        print "sub:" + str(threading.current_thread().ident)
        time.sleep(1)
        sub = func(*args, **kwargs)
        print sub.stdout.read()
        print "sub down"

    def inner():
        t = threading.Thread(target=fun)
        t.start()
    return inner

if __name__ == '__main__':
    need_thread(subprocess.Popen, "ls -al", stdout=subprocess.PIPE, stderr=subprocess.PIPE, shell=True)()
    print "main:" + str(threading.current_thread().ident)
    print "main done"