How to build a list of all modules in standard library?

[Terry Reedy]

On 2/17/2010 9:57 AM, python at bdurham.com wrote:
> We're building a py2exe executable that may need to do some dynamic
> module imports.
> I'm looking for suggestions on how we can mechanically generate a list
> of standard library modules/packages to make sure our build has the full
> set of Python 2.6.4 libraries.

Find the source file for the global module index that comes with the doc 
set.

Terry Jan Reedy