create a tmp file for system execution

[Jürgen Hermann]

erict at millfilm.co.uk (Eric Texier) wrote in 
<3CF4E711.8A175798 at millfilm.co.uk>:

>I have a py script executing a bunch of os.system in a loop.
>It is not very fast and I was wondering if it will not be better
>to recreate a execution file.

An even better way is to not require os.system() at all. Many jobs can be 
done in pure Python, and then are also more portable than relying on 
external tools.