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Python-for-Geeks/Chapter7/multiprocessing/process5.py
T
2021-03-31 09:22:38 +04:00

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Python

# process5.py to use queue to exchange data
from multiprocessing import Process
from multiprocessing import Queue
def copy_data (list, myqueue):
for num in list:
myqueue.put(num)
def output(myqueue):
while not myqueue.empty():
print(myqueue.get())
mylist = [2, 5, 7]
myqueue = Queue()
p1 = Process(target=copy_data, args=(mylist, myqueue))
p2 = Process(target=output, args=(myqueue,))
p1.start()
p1.join()
p2.start()
p2.join()
print("Queue is empty: ",myqueue.empty())
print("Exiting the main process")