Tools for distributing Python software:
[http://www.mcmillan-inc.com/installer_dnld.html McMillan's Installer]
[http://www.jrsoftware.org/isinfo.php Inno Setup] - use to wrap up the output of the above into a Windows exe
["Freeze"] & ["Py2Exe"] -- building executables for Unix & Windows
MacPython BundleBuilder (Mac OS X)
Also see:
[http://www.mcmillan-inc.com/install1.html McMillan's page] about (other) distributing solutions.
Thinki's PythonInstallers.
Note:
As of Feb 2004 McMillan's site is not functional. For saved version see http://www.the-jedi.co.uk/comps/downloads