From: Caleb Tennis <caleb@...>
Date: 2005-09-29T04:11:43+09:00
Subject: Re: Python to Ruby: Two puzzlements...

> It's defined in Class:
> >> Class.methods.grep /ext/
>
> => ["extend"]

Actually, I think it's defined in Kernel.  Object mixes in the Kernel module.  
Then Module is a subclass of Object.  (And Class is a subclass of Module - 
hence why it shows up there).

Caleb