[Tutor] Testing for empty list
rabidpoobear at gmail.com
Mon Oct 19 09:38:55 CEST 2009
On Mon, Oct 19, 2009 at 2:26 AM, Todd Matsumoto <tmatsumoto at gmx.net> wrote:
> The while loop will print each index of the list.
No it's printing each element of the list, not the index.
> In a way it checks that if the list is empty by printing the items. As far
> as I know there isn't any 'True' or 'False' output from a list.
I'm not sure what you mean here because...
> If you want to do something if mylist is empty you can check it like this:
> if not mylist:
An "if" statement checks a boolean state so the list must be evaluating to a
boolean somehow. (It does, it's False if it's empty and True otherwise).
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