python 并发编程 查看进程的pid与ppid
2020-12-13 02:13
标签：def get 并发编程 pycha ssi pytho task microsoft ppi 查看进程id pid 不需要传参数 查看父进程id ，和子进程id python 并发编程 查看进程的pid与ppid 标签：def get 并发编程 pycha ssi pytho task microsoft ppi 原文地址：https://www.cnblogs.com/mingerlcm/p/8986922.htmlfrom multiprocessing import Process
import time
import os
def task():
print("%s is running" % os.getpid())
time.sleep(3)
print("%s is done" % os.getpid())
if __name__ == "__main__":
t = Process(target=task, )
t.start()
print("主", os.getpid())
‘‘‘
主 21296
29992 is running
29992 is done
‘‘‘
from multiprocessing import Process
import time
import os
def task():
print("%s is running,parent id is " % (os.getpid(), os.getppid()))
time.sleep(3)
print("%s is done,parent id is " % (os.getpid(), os.getppid()))
if __name__ == "__main__":
t = Process(target=task, )
t.start()
print("主", os.getpid(), os.getppid())
‘‘‘
主 30324 24252
29356 is running,parent id is
29356 is done,parent id is
24252 是pycharm pid
30324 父进程 子进程29356
‘‘‘
文章标题：python 并发编程 查看进程的pid与ppid
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