python线程方法在IDLE和pycharm中是否不同?

2024-09-21 03:27:48 发布

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实际上,我在IDLE(python3.5.2shell)和Pycharm社区版2017.2中运行和调试这些代码。 但是当我运行代码很多次时,我发现有一些问题让我困惑。在pycharm中运行的代码将生成以下结果:

  • 线程3处理一 线程1处理二 线程3处理三 线程2处理四 线程3处理五 线程1处理六 线程2处理七 线程1处理八

在pycharm中运行的代码将生成以下结果:

  • 线程1处理一 线程2处理二 线程3处理三 线程1处理四 线程2处理五 线程3处理六 线程1处理七 线程2处理八

如你所见,“1 3 2 3 1 2 1”和“2 3 1 2 3 1 2”。我跑了很多次才找到这个。所以我只想知道,为什么线程方法在不同的IDE中是不同的?你能告诉我一些学习Python线的好方法吗?

import queue
import threading
import time

exitFlag = 0


class myThread(threading.Thread):
    def __init__(self, threadID, name, q):
        threading.Thread.__init__(self)
        self.threadID = threadID
        self.name = name
        self.q = q

    def run(self):
        print("Open Thread:" + self.name)
        process_data(self.name, self.q)
        print("Exit Thread:" + self.name)


def process_data(threadName, q):
    while not exitFlag:

        queueLock.acquire()
        if not workQueue.empty():
            data = q.get()
            print("%s processing %s" % (threadName, data))
            queueLock.release()
        else:
            queueLock.release()
        time.sleep(1)


threadList = ["Thread-1", "Thread-2", "Thread-3"]
nameList = ["One", "Two", "Three", "Four", "Five", "Six", "Seven", "Eight"]
queueLock = threading.Lock()
workQueue = queue.Queue(10)
threads = []
threadID = 1

for tname in threadList:
    thread = myThread(threadID, tname, workQueue)
    thread.start()
    threads.append(thread)
    threadID += 1

queueLock.acquire()
for word in nameList:
    #print(workQueue.empty())
    workQueue.put(word)
    #time.sleep(1)
queueLock.release()

while not workQueue.empty():
    pass

exitFlag = 1

for t in threads:
    t.join()

print("Exit Main Thread")

Tags: 代码nameimportselfdatatimedef线程

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