Detect hung apps spawned from python

[Just]

In article <3edb494b$0$12997$afc38c87 at news.easynet.co.uk>,
 "David Stubbs" <david at snsys.com> wrote:

> I have a python app that builds a list of all subdirectories from the
> current directory, and then in turn runs a 'test.py' script from within each
> of these directories. I currently do this using os.system().

Sorry for not answering your question, but have you considered 
os.listdir() and os.path.isfile()?

Just