from multiprocessing import Process
from multiprocessing import Queue
from time import sleep
 
def send(queue):
    while True:
        data = [1,2,3,4]
        queue.put(data)
        sleep(0)
        data.clear()
 
def recv(queue):
    while True:
        data = queue.get()
        print('Received data: {}'.format(data))
 
if __name__ == '__main__':
    q = Queue()
    p1 = Process(target=send, args=(q,))
    p2 = Process(target=recv, args=(q,))
    p1.start()
    p2.start()
    sleep(1)
    p1.join()
    p2.join()