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From: Mark Lawrence <breamoreboy@yahoo.co.uk>
Subject: Re: Python scheduler
Date: Fri, 22 Feb 2013 00:24:22 +0000
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On 21/02/2013 04:04, Rita wrote:
> Hello,
>
>
> Here is what I am trying to do. (Currently, I am doing this in cron but
> i need much more granularity). I am trying to run program every 20 secs
> and loop forever. I have several of these types of processes, some
> should run every 5 mins, 10 secs, 20 secs, 1 min and so forth. I was
> wondering what is the best way to do this?
>
>
> Also, would Greenlet do something I am asking for?
>
>
>
> --
> --- Get your facts first, then you can distort them as you please.--
>
>

No idea what this is like https://github.com/ahawker/crython.  I quote 
"crython is a python implementation of cron which can schedule tasks 
(functions) from standard cron expressions or python objects."

-- 
Cheers.

Mark Lawrence