Best way to generate alternate toggling values in a loop?
Iain King
iainking at gmail.com
Thu Oct 18 09:48:00 EDT 2007
On Oct 18, 2:29 am, Grant Edwards <gra... at visi.com> wrote:
> On 2007-10-17, Debajit Adhikary <debaj... at gmail.com> wrote:
>
> > # Start of Code
>
> > def evenOdd():
> > values = ["Even", "Odd"]
> > state = 0
> > while True:
> > yield values[state]
> > state = (state + 1) % 2
>
> I'd replace the last line with
>
> state ^= 1
>
> to save a couple instructions, but I spend too much time
> working with micoroprocessors running on clocks measured in the
> KHz.
>
> There are probably other more Pythonic ways...
>
I always use:
state = 1 - state
for toggles. I doubt it's much more pythonic though :)
Iain
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