Process.join()

from multiprocessing import Process

def f(name):
    print('hello', name)

if __name__ == '__main__':
    p = Process(target=f, args=('bob',))
    p.start()
    p.join()

Process.join()

import multiprocessing as mp

def foo(q):
    q.put('hello')

if __name__ == '__main__':
    mp.set_start_method('spawn')
    q = mp.Queue()
    p = mp.Process(target=foo, args=(q,))
    p.start()
    print(q.get())
    p.join()

Process.join()

import multiprocessing as mp

def foo(q):
    q.put('hello')

if __name__ == '__main__':
    ctx = mp.get_context('spawn')
    q = ctx.Queue()
    p = ctx.Process(target=foo, args=(q,))
    p.start()
    print(q.get())
    p.join()

Process.join()

from multiprocessing import Process
import os

def info(title):
    print(title)
    print('module name:', __name__)
    print('parent process:', os.getppid())
    print('process id:', os.getpid())

def f(name):
    info('function f')
    print('hello', name)

if __name__ == '__main__':
    info('main line')
    p = Process(target=f, args=('bob',))
    p.start()
    p.join()

Similar codes

0 vote333 views1 answer
Theano_flags windows
Python
0 vote299 views1 answer
Run django localhost server
Python
1 vote326 views3 answers
Accessing data on django sessionstore
Python Django
8 votes352 views6 answers
Django filters
Python Django
29 votes318 views6 answers
Python empty dataframe
Python
2 votes338 views6 answers
Scikit learn
Python
1 vote332 views1 answer
Remove r and n from string python
Python
0 vote334 views1 answer
Re module documentation
Python
0 vote358 views1 answer
Elementwise comparison list python
Python
31 votes292 views5 answers
Python day from date
Python