私人定制,广州seo关键词优化是什么,精智WORDPRESS企业主题,乐清手机网站设计需求#xff1a;在Python-主线程控制子线程-3的基础上#xff0c;新增使用UDP接收指令功能#xff0c;代替从键盘输入指令
# 修改后的程序#xff0c;主线程可以获取子线程的结果
import threading
import time
import queue
import tracebackfrom loguru import logger
i…需求在Python-主线程控制子线程-3的基础上新增使用UDP接收指令功能代替从键盘输入指令
# 修改后的程序主线程可以获取子线程的结果
import threading
import time
import queue
import tracebackfrom loguru import logger
import socketclass WorkerThread(threading.Thread):def __init__(self, result_queue):super().__init__()self.stop_event threading.Event()self.result_queue result_queuestatic_variable 0def run(self):thread_id threading.get_ident()print(fWorker thread {thread_id} has started.)while not self.stop_event.is_set():print(fWorker thread {thread_id} is running.)result self.do_work()self.result_queue.put(result)time.sleep(1)print(fWorker thread {thread_id} has stopped.)def increment_static_variable(cls):cls.static_variable 1def do_work(self): # Simulate some work# self.increment_static_variable()self.static_variable 1return self.static_variabledef stop(self):self.stop_event.set()self.join() # 等待子线程结束class KeyListener:def __init__(self, result_queue_listener):self.server_socket socket.socket(socket.AF_INET, socket.SOCK_DGRAM)self.address (127.0.0.1, 12580)self.server_socket.bind(self.address)self.stop_event threading.Event()self.result_queue_listener result_queue_listenerdef udp_recv(self):while not self.stop_event.is_set():try:receive_dat, client_address self.server_socket.recvfrom(1024)command receive_dat.decode()print(command)self.result_queue_listener.put(command)except socket.error:# This will be triggered when the socket is closedpassdef start(self):keyboard_thread threading.Thread(targetself.udp_recv) # 创建键盘输入监听线程keyboard_thread.start()logger.info(fKeyboard monitor thread {keyboard_thread.ident} has started~)def stop(self):self.stop_event.set()self.server_socket.close()def end_child_thread():try:if worker_thread.is_alive():worker_thread.stop()logger.info(fStopping worker thread {worker_thread.ident}...)if worker_thread.is_alive():logger.info(fWorker thread {worker_thread.ident} is still active)else:logger.info(fWorker thread {worker_thread.ident} doesnt exist ..)except Exception as e:logger.info(中止线程失败: e)if __name__ __main__:result_queue queue.Queue()result_queue_listener queue.Queue()main_thread_id threading.main_thread().identlogger.info(fMain thread {main_thread_id} has started~)worker_thread WorkerThread(result_queue)worker_thread.start()logger.info(fworker thread {worker_thread.ident} has started~)key_listener KeyListener(result_queue_listener)key_listener.start()exit_program Falsetry:while not exit_program:if not result_queue_listener.empty():command result_queue_listener.get()if command 0:logger.info(f工作线程状态{worker_thread})end_child_thread()logger.info(f工作线程状态{worker_thread})elif command 1:try:if worker_thread.is_alive():passelse:worker_thread WorkerThread(result_queue)worker_thread.start()logger.info(fStarted new worker thread {worker_thread.ident})except Exception as e:logger.info(新建工作线程失败 e)elif command 2:end_child_thread()key_listener.stop()print(f停止工作线程{worker_thread})print(f停止监听线程{key_listener})exit_program Truebreakelse:passtime.sleep(0.1)if not result_queue.empty():result result_queue.get()print(主线程获取的子线程结果:, result)else:passexcept Exception as e:print(Exception caught:, e)traceback.print_exc() # 打印详细的异常堆栈信息end_child_thread()key_listener.stop()print(fexcept工作线程{worker_thread})print(fexcept监听线程{key_listener})# 主线程退出logger.info(fMain thread {main_thread_id} is exiting~)使用网络调试助手向程序发送指令运行效果如下
