How to test python snippets in my documents?

[Lie Ryan]

Matthew Wilson wrote:
> I'm using a homemade script to verify some code samples in my
> documentation.  Here it is:
> 
>     #! /usr/bin/env python2.6
> 
>     # vim: set expandtab ts=4 sw=4 filetype=python:
> 
>     import doctest, os, sys
> 
>     def main(s):
>         "Run doctest.testfile(s, None)"
> 
>         return doctest.testfile(s, None)
> 
>     if __name__ == "__main__":
>         for x in sys.argv[1:]:
>             print "testing code excerpts in %s..." % x
>             print main(x)
> 
> 
> The script checks all the files listed as arguments.  This is OK, but is
> there anything better?
> 

maybe glob.glob('*.py')?