py_process_windows.py

from multiprocessing import Process
import os
def run_proc(name):
    print('run child process %s(%s)'%(name,os.getpid))

if __name__=='__main__':
    print('Parent process %s.' % os.getpid())
    p = Process(target=run_proc, args=('test',))
    print('Child process will start.')
    p.start()
    p.join()
    print('Child process end.')