Best way to do background calculations?

[Israel Brewster]

On Oct 25, 2015, at 6:48 PM, Chris Angelico <rosuav at gmail.com> wrote:
> 
> On Sat, Oct 24, 2015 at 3:35 AM, Israel Brewster <israel at ravnalaska.net> wrote:
>> 
>> Ideally, this recalculation process would happen in the background. There is
>> no need for the user to wait around while the system crunches numbers - they
>> should be able to move on with entering another log or whatever else they
>> need to do. To that end, I implemented the call to the recalc function using
>> the multiprocessing module, so it could start in the background and the main
>> process move on.
> 
> One way to get around this would be to separate the processes
> completely, and simply alert the other process (maybe via a socket) to
> ask it to do the recalculation. That way, the background process would
> never have any of the main process's sockets, and can't affect them in
> any way.

Sounds similar to MRAB's suggestion of starting the process before any sockets have been opened. Certainly worth investigating, and I think it should be doable. Thanks!

-----------------------------------------------
Israel Brewster
Systems Analyst II
Ravn Alaska
5245 Airport Industrial Rd
Fairbanks, AK 99709
(907) 450-7293
-----------------------------------------------


> 
> ChrisA
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