python中threading方式创建的线程的终止

import threading
import time
import ctypes
import inspect

__all__ = ["stop_thread"]


def __async_raise(tid, exctype):
    """raises the exception, performs cleanup if needed"""
    if not inspect.isclass(exctype):
        exctype = type(exctype)
    res = ctypes.pythonapi.PyThreadState_SetAsyncExc(tid, ctypes.py_object(exctype))
    if res == 0:
        raise ValueError("invalid thread id")
    elif res != 1:
        # """if it returns a number greater than one, you're in trouble,
        # and you should call it again with exc=NULL to revert the effect"""
        ctypes.pythonapi.PyThreadState_SetAsyncExc(tid, None)
        raise SystemError("PyThreadState_SetAsyncExc failed")


def stop_thread(thread):
    """ stop thread"""
    __async_raise(thread.ident, SystemExit)


def demo_fun():
    while True:
        print(123456)


def main_test():
    t1 = threading.Thread(
        target=demo_fun, daemon=False
    )
    print("开始开始1")
    t1.start()
    try:
        time.sleep(1)
        raise RuntimeError
    except:
        stop_thread(t1)
    print("开始开始2")
    print(999999999999)


if __name__ == '__main__':
    main_test()

原创文章，转载请注明出处：http://124.221.219.47/article/637863/