进程线程_pid

#pid,ppid
from multiprocessing import Process
import time
import os
#并发，在同一个终端打印
def work():
    
    print("parent:%s target %s is running" %(os.getppid(),os.getpid()))
    time.sleep(2)
    print("parent:%s target %s is done" %(os.getppid(),os.getpid()))
if __name__=="__main__":
    p1=Process(target=work,name="egon_process")
    p1.start()#向操作系统发送请求，开启进程
    print("pycharm的Pid:",os.getppid())#pycharm
    print("主进程Pid:",os.getpid())
    print("子进程p1的pid:",p1.pid)#10666
‘‘‘
进程name:  egon_process
pycharm的Pid: 140659
主进程Pid: 10385
子进程p1的pid: 10727
parent:10385 target 10727 is running
parent:10385 target 10727 is done

‘‘‘
    

#pid,ppid
from threading import Thread
import time,os
def work():
    print("target %s is running" %os.getpid())
    time.sleep(2)
    print("target %s is done" %os.getpid())
if __name__=="__main__":
    t1=Thread(target=work)   
    t1.start()  
    print("主",os.getpid())
‘‘‘
target 21147 is running
主 21147
target 21147 is done
‘‘‘