Recognizing the Arrival of a New File

[John Lenton]

On Tue, Mar 08, 2005 at 08:43:04AM -0600, Greg Lindstrom wrote:
> I am writing an application where I need to recognize when a file 
> arrives in a given directory.  Files may arrive at any time during the 
> course of the day.  Do I set up a cron job to poll the directory every 
> few minutes?  Write a daemon to monitor the directory?  Or is there some 
> other more common/accepted way to perform this task?  I'm using Python 
> 2.3 on Linux.

you could use dnotify; unfortunately although the fcntl wrapper in
python would suffice, there is AFAIK no way to do
sigaction. Fortunately there is a dnotify program which is easy enough
to use, both from python or directly.

-- 
John Lenton (john at grulic.org.ar) -- Random fortune:
<Knghtbrd> 2fort5 sucks enough to have its own gravity ...
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