Missing the functional mind set

Kirby Urner urner at alumni.princeton.edu
Sun Mar 4 19:53:13 CET 2001


Steve Purcell <stephen_purcell at yahoo.com> wrote:

>The problem is that sorting a list can't be done in a functional way.
>

Maybe you didn't see the first responder's solution:

  >>> d = {3: 'd', 2: 'b', 1: 'a', 0: 'z'}
  >>> templist = [d[n] for n in range(len(d))]
  >>> templist
  ['z', 'a', 'b', 'd']

That's a good 2.0 and up solution.

>	>>> d = {3: 'd', 2: 'b', 1: 'a', 0: 'z'}
>	>>> stuff = d.items()
>	>>> stuff.sort()
>	>>> map(lambda i: i[1], stuff)
>	['z', 'a', 'b', 'd']
>
>The second is probably more efficient.
>
>-Steve

Kirby




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