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From: Dieter Maurer <dieter@handshake.de>
Subject: Re: Threads and sockets
Date: Fri, 10 Aug 2012 18:38:37 +0200
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Xref: csiph.com comp.lang.python:26879

loial <jldunn2000@gmail.com> writes:

> I am writing an application to send data to a printer port(9100) and then recieve PJL responses back on that port. Because of the way PJL works I have to do both in the same process(script).
>
> At the moment I do not start to read responses until the data has been sent to the printer. However it seems I am missing some responses from the printer whilst sending the data, so I need to be able to do the 2 things at the same time.
>
> Can I open a port once and then use 2 different threads, one to write to the post and one to read the responses)?

That should be possible. Alternatively, you could use "asyncore" -- a
mini framework to facilitate asynchronous communication.