Michael Hoffman wrote: > Neil Cerutti wrote: >>> On Apr 23, 1:38 pm, Antoon Pardon <[EMAIL PROTECTED]> wrote: >>>> The following is part of the explanation on slices in the >>>> tutorial: >>>> >>>> The best way to remember how slices work is >>> ... >>>> +---+---+---+---+---+ >>>> | H | e | l | p | A | >>>> +---+---+---+---+---+ >>>> 0 1 2 3 4 5 >>>> -5 -4 -3 -2 -1 > > >> I object only to the word "best". I don't like the above model >> because it divorces the indexes that appear in subscripts from >> those that appear in slices. I 't find it complicated to think: >> a[2:4] is the contiguous slice of elements starting at the gap >> between element 1 and 2, and ending at the gap between element 3 >> and 4. I've always found thinking of [2:4] as a half-open range >> much easier. >> >> I suppose the above model could avoid this notational problem if >> you say that a[k] means the one element slice a[k:k+1] >> (technically true for strings, but false for lists), rather than >> ever thinking of item indexes as pointing directly at an item. >> >> So I vote that the word "best" be removed. > > I agree. It would be better to say that, "One way to help you understand > how slices work is to think of..."
I have just checked in that change. regards Steve -- Steve Holden +1 571 484 6266 +1 800 494 3119 Holden Web LLC/Ltd http://www.holdenweb.com Skype: holdenweb http://del.icio.us/steve.holden Recent Ramblings http://holdenweb.blogspot.com -- http://mail.python.org/mailman/listinfo/python-list
