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[英]Adding Two numbers represented by a linked list, Number Stored in FORWARD order- Python
[英]some python multiprocessing issue for printing num ber
import multiprocessing
def printt(q):
if q.empty():
pass
else:
data = q.get()
print data
if __name__ == "__main__":
q = multiprocessing.JoinableQueue()
for i in range(5):
q.put()
while 1:
for i in range(3):
process = multiprocessing.Process(target=printt, arg=(q,))
process.start()
process.join()
q.join()
代碼如上所示。 我的問題是,當我將可分為整數的項目數放入上面時,如何控制冗余過程,cos,上面的代碼將引發錯誤。我如何在不提高打印數的同時完成我的任務錯誤。
解決此問題的代碼:
import multiprocessing
def printt(q):
while 1:
if q.empty():
break
else:
data = q.get()
q.task_done()
print data
if __name__ == "__main__":
q = multiprocessing.JoinableQueue()
for i in range(5):
q.put(i)
for i in range(3):
process = multiprocessing.Process(target=printt, args=(q,))
process.start()
q.join()
print "over"
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