python 強制停止執行緒

2020-12-13更新:

ctypes終止執行緒:

# coding=utf-8

import threading
import time
import ctypes
import inspect
import asyncio
def _async_raise(tid, exctype):
"""raises the exception, performs cleanup if needed"""
try:
tid = ctypes.c_long(tid)
if not inspect.isclass(exctype):
exctype = type(exctype)
res = ctypes.pythonapi.pythreadstate_setasyncexc(tid, ctypes.py_object(exctype))
if res == 0:
# pass
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")
except exception as err:
print(err)
def stop_thread(thread):
"""終止執行緒"""
_async_raise(thread.ident, systemexit)
class countdowntask:
def run(self, n):
while true:
# 將要執行的任務放在此處
# 示例
print("t-minus {}\n".format(n))
n -= 1
asyncio.sleep(100)
# time.sleep(100)
# end
# 示例
# stop threading
countdowntask = countdowntask()
th = threading.thread(target=countdowntask.run, args=(10,)) # args可以給run傳參
th.start()
time.sleep(2)
stop_thread(th) # signal termination
# end

原文：

# coding=utf-8

import threading
import time
class countdowntask:
def __init__(self):
self._running = true
def terminate(self):
self._running = false
def run(self, n):
while self._running:
# 將要執行的任務放在此處
# 示例
print("t-minus {}\n".format(n))
n -= 1
time.sleep(100)
# end
# 示例
# stop threading
countdowntask = countdowntask()
th = threading.thread(target=countdowntask.run, args=(10,)) # args可以給run傳參
th.start()
countdowntask.terminate() # signal termination
# end

Python 強制停止子執行緒

timer 一般會設定乙個間隔時間，然後才開乙個子執行緒執行需要執行的函式。cancel 函式只能取消還未開始執行的 timer，也就是取消該 timer。如果 timer 已經開啟子執行緒執行函式了，用 cancel 函式 是不能停止子執行緒執行的，子執行緒會一直執行，直到結束。cancel st...

oracle 強制停止job

一 溫柔的方法 1 檢視所有job select from dba jobs 2 檢視正在執行的job select from dba jobs running 3 根據sid查出對應的session select sid,serial from v session where sid sid 4 ...

python3 執行緒的停止

1 threading類 設定子執行緒為守護執行緒，setdaemon true 當主線程結束時，守護執行緒會自動結束 import threading def run x while x print x t threading.thread target run,args 4,daemon tru...