Experiences/guidance on teaching Python as a first programming language

[Roy Smith]

In article <l8pvsl$60h$1 at reader1.panix.com>,
 Grant Edwards <invalid at invalid.invalid> wrote:

> Ideally, you should also have written at least one functioning 
> compiler before learning C as well.

Why?  I've never written a compiler.  I've written plenty of C.  I don't 
see how my lack of compiler writing experience has hindered my ability 
to write C.