2/26/06 - Use the reload() function to reimport a module.
2/2/06 - To include executable code only when the file is
run as the main executable, check the __name__ variable. E.g.
1/26/05 - The Python Distutils uses os.link to copy files.
On AFS, hard links across directories fail. Upon observing failure,
Distutils gives up. To make the Distutils use copy, put the following
lines at the top of setup.py:
Created by Jason Rennie.
Last modified: Wed Oct 7 08:46:43 2009