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[Python-ideas] channel (synchronous queue)

Sturla Molden sturla at molden.no
Sun Feb 19 18:36:34 CET 2012 
Den 19.02.2012 18:27, skrev Sturla Molden:
> Den 19.02.2012 18:18, skrev Antoine Pitrou:
>> This begs the question: what does it achieve? You know that the data 
>> has been "received" on the other side (i.e. get() has been called), 
>> but this doesn't tell you anything was done with the data, so: why is 
>> this an useful way to synchronize? 
>
> I think it achieves nothing, except making deadlocks more likely.

Which is to say, I just wanted to prove how ridiculously simple Matt 
Joiner's complaint about a "channel" was.

The multiprocessing barrier on the other hand is quite useful. (Though 
the butterfly method is not the most efficient implementation of a barrier.)

Sturla
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