Python 数据打印不正确

Python 数据打印不正确,python,linux,dictionary,subprocess,python-multiprocessing,Python,Linux,Dictionary,Subprocess,Python Multiprocessing,在针对多处理运行数据流子进程时,在字典程序中打印单个元素后冻结 #!/usr/bin/python import subprocess,time, timeit from multiprocessing import Process, Queue import re, os, pprint, math from collections import defaultdict Dict = {} count = defaultdict(int) queueVar = Queue() def _

在针对多处理运行数据流子进程时,在字典程序中打印单个元素后冻结

#!/usr/bin/python

import subprocess,time, timeit
from multiprocessing import Process, Queue
import re, os, pprint, math
from collections import defaultdict

Dict = {}
count = defaultdict(int)
queueVar = Queue()

def __ReadRX__(RX_info):
    lines = iter(RX_info.stdout.readline, "")
    try:
        start = time.clock()
        for line in lines:
            if re.match(r"^\d+.*$",line):
                splitline = line.split()
                del splitline[1:4]
                identifier = splitline[1]
                count[identifier] += 1
                end = time.clock()
                timing = round((end - start) * 10000, 100)
                dlc = splitline[2]
                hexbits = splitline[3:]
                Dict[identifier] = [dlc, hexbits, count[identifier],int(timing)]
                start = end 
                for identifier,hexbits in Dict.items():
                    queueVar.put(Dict)

    except KeyboardInterrupt:
        pass

procRX = subprocess.Popen('receivetest -f=/dev/pcan32'.split(), stdout=subprocess.PIPE)

if __name__ == '__main__':
    munchCan = Process(target=__ReadRX__, args=(procRX,))
    munchCan.start()
    #munchCan.join()
    printDict = queueVar.get()
    for i in range(len(printDict)):
        print printDict

我知道如果我从
\uuuu ReadRX\uuuu>打印,它会打印一个恒定的流,但是当尝试从函数外部打印时,我在字典中只得到一个条目。

在顶部添加以下内容:

from time import sleep
然后在print语句之后添加:

sleep(1)

这将使脚本等待1秒。您可以根据需要调整该数字。

也许我误解了什么,但我只看到一行打印任何内容,没有循环使其运行多次。@jimmy,感谢您指出,我为打印添加了一个循环,但这仍然只打印一个,它应该打印字典中的每个条目,从理论上讲,这应该提前进行,并且在每次打印之间增加一个短暂的睡眠,否则你的第二个线程将永远没有时间运行。