On Fri, 27 Oct 2006 11:25:09 -0700
Carl Banks <[EMAIL PROTECTED]> wrote:

#> P.S. binary trees do have length: it's the number of nodes, just as
#> the number of keys is the length of a dict. I can't think of any
#> objects that use indexing but don't have a length,

Well, infinite lists (either circular or dynamically-growing) would be
one (unless you consider infinity to be a valid value of length, of
course).

Dictionaries with default value would be another (of course, Python 2.5
defaultdict *does* have length, but I would claim it is a wart).

But I agree those are pathological cases.

-- 
 Best wishes,
   Slawomir Nowaczyk
     ( [EMAIL PROTECTED] )

Programmer - A red-eyed, mumbling mammal
capable of conversing with inanimate objects.

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