minor patch using the set builtin

[Martin Pool]

On 19 May 2005, Mario Pernici <Mario.Pernici at mi.infn.it> wrote:
> $ python2.3
> >>> try: set
> ... except NameError: from sets import Set as set

Ah, very elegant.  

(I think I tend to treat Python too much like a statically-compiled
language.

-- 
Martin