Created
May 6, 2020 08:55
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queue_dead_lock.py
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| import os | |
| import Queue | |
| import threading | |
| def f(q): | |
| while True: | |
| try: | |
| q.get(block=False) | |
| except Queue.Empty: | |
| continue | |
| q = Queue.Queue(2) | |
| w = threading.Thread(target=f, args=(q,)) | |
| w.daemon = True | |
| w.start() | |
| if os.fork() == 0: | |
| r = q.put(1, timeout=1) | |
| else: | |
| r = os.wait() |
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