进程

import os

print("当前进程：", os.getpid(), " 父进程：", os.getppid())

线程

import threading

t = threading.currentThread()
print('Thread id : %d' % t.ident)

案例

import os
import threading


def add_func(x, y):
    print("当前进程：", os.getpid(), " 父进程：", os.getppid())
    t = threading.currentThread()
    print('Thread id : %d' % t.ident)
    return x + y


print(add_func(3, 4))