func2 return value is: 19 方法二: 封装 threading.Thread,重写 run 方法 class mythread(threading.Thread): def __init__(self,func,args=()): super(mythread, self).__init__() self.func=func self.args=args def run(self): self.result=self.func(*self.args) def get_result(self): try:...
from threading import Thread import random import time class MyThread(Thread): # 继承Thread类 def __init__(self,group=None, target=None, name=None, args=(), kwargs=None, *, daemin=None): Thread.__init__(group, target, name, args, kwargs, daemin=None) self._return_value = None d...
threading.Thread.__init__(self) self.name=name self.func=func self.args=args self.result=self.func(*self.args) defget_result(self): try: returnself.result exceptException: returnNone defloop(nloop): forjint_list: cldas_values=[] forkinrange(4): cldas_value=nloop+str(k) cldas_values...
方法一:使用threading 在threading中,并没有实现返回值的方法,我们可以用数据库或者是全局变量来实现返回值的获取。这里使用的是全局变量。 输出: 方法二:使用...
threading.Thread.__init__(self) self.name=name self.func=func self.args=args self.result= self.func(*self.args)defget_result(self):try:returnself.resultexceptException:returnNonedefloop(nloop):forjint_list: cldas_values=[]forkinrange(4): ...
import threading import queue def worker(q): # 执行一些操作... result = "线程执行的结果" q.put(result) # 将结果放入队列 def main(): q = queue.Queue() t = threading.Thread(target=worker, args=(q,)) t.start() t.join() # 等待线程完成 result = q.get() # 从队列中获取线程的返...
fromthreadingimportThread classCustomThread(Thread): def__init__(self, group=None, target=None, name=None, args=(), kwargs={}, Verbose=None): Thread.__init__(self, group, target, name, args, kwargs) self._return=None defrun(self): ...
threading.Thread.__init__(self) self.name = name self.func = func self.args = args self.result = self.func(*self.args) def get_result(self): try: return self.result except Exception: return None def loop(nloop): for j in t_list: ...
代码如下: # coding=utf-8 import threading from time import ctime, sleep # 多线程如何返回值 ...
print(local.value)AttributeError:'_thread._local'object has no attribute'value' 3. Thread对象 两种使用方式,1.继承Thread类,并重写init函数和run函数;2.创建threading.Thread对象。 Thread类表示在单独的线程中控制运行的活动。一旦创建了一个对象,必须通过调用线程的start()函数来启动,而直接调用run()函数的话...