how to get any available port

[Cameron Laird]

In article <mailman.1469.1128460390.509.python-list at python.org>,
 <jepler at unpythonic.net> wrote:
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>Here's how it behaved over several runs:
>$ python soc.py 
>('0.0.0.0', 34205)
>$ python soc.py 
>('0.0.0.0', 34206)
>$ python soc.py 
>('0.0.0.0', 34207)
>
>I don't know for sure whether this is standard behavior for sockets, or whether
>it's a special behavior of linux.
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It is standard behavior for sockets.  To my surprise, I haven't
(yet) found an RFC that specifies it, but the behavior has a deep
and wide history--even Microsoft sockets respect the convention.