Experiences/guidance on teaching Python as a first programming language

[Roy Smith]

In article <mailman.3913.1386778687.18130.python-list at python.org>,
 Mark Lawrence <breamoreboy at yahoo.co.uk> wrote:

> On 11/12/2013 16:04, Chris Angelico wrote:
> > I strongly believe that a career
> > programmer should learn as many languages and styles as possible, but
> > most of them can wait.
> 
> I chuckle every time I read this one.  Five years per language, ten 
> languages, that's 50 years I think.  Or do I rewrite my diary for next 
> week, so I learn Smalltalk Monday morning, Ruby Monday afternoon, Julia 
> Tuesday morning ...

Not counting little side explorations, I have used in anger (and in 
vaguely chronological order):

Basic
Fortran
C
Various assemblers (pdp-10, pdp-11, IBM-1130, M6800)
Common Lisp
Postscript
Python
TCL
Perl
Java
C++
Javascript