"for" with "else"?
Aahz
aahz at pythoncraft.com
Thu Sep 25 16:42:15 EDT 2003
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Thu Sep 25 16:42:15 EDT 2003
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In article <vn67fhhom95896 at corp.supernews.com>, Michael Geary <Mike at DeleteThis.Geary.com> wrote: > >The use case that Alex just posted gave me another way to think about it: > > for item in allitems: > if fraboozable(item): > print "first fraboozable item is", item > break > else: > print "Sorry, no item is fraboozable" > >If I think of the else statement as being related to the if statement >inside the loop, then it makes some sense--the else statement is >executed when the if statement never comes up true. (It's twisted >logic, I know, but at least it helps me keep track of what "else" does >here.) Maybe it's twisted logic, but it's the only time I've ever used for/else in real code. It helps if instead of thinking of the else as connected to the if, you think of the entire for loop as being an extended if statement. -- Aahz (aahz at pythoncraft.com) <*> http://www.pythoncraft.com/ "It is easier to optimize correct code than to correct optimized code." --Bill Harlan
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