[Python-Dev] New builtins

Paul Prescod paul@prescod.net
Wed, 12 Jul 2000 04:55:11 -0500

"M.-A. Lemburg" wrote:
> ...
> Just for completeness: mx.Tools already has these APIs:
>      tuples(sequence)
>          Returns much the same as apply(map,(None,)+tuple(sequence)) does, 

Like it.

>      lists(sequence)
>          Same as tuples(sequence), except that a tuple of lists is returned. 

Like it.

>      dict(items)
>          Constructs a dictionary from the given items sequence. 

Like it.

In my opinion, these are naturals for built-in functions. Cool!

These I'm not as sure about:

>      irange(object[,indices])
>          Builds a tuple of tuples (index,object[index]). 

Isn't this just tuples( indices( object ), object )

>      indices(object)
>          Returns the same as tuple(range(len(object))) -- 

Could be obsoleted by the range-building syntax: 


would do the same thing.

 Paul Prescod - Not encumbered by corporate consensus
Simplicity does not precede complexity, but follows it. 
	- http://www.cs.yale.edu/~perlis-alan/quotes.html