while c = f.read(1)

[Magnus Lycka]

Antoon Pardon wrote:
> I think he did, because both expression are not equivallent
> unless some implicite constraints make them so. Values where
> both expressions differ are:
> 
>   start1=67, stop1=9, start2=10, stop2=29

Ouch! That didn't occur to me. How sloppy to just assume that
time periods can't end before they start. I'll shut up now.
You win, I'm obviously the idiot here, and Python's must be
redesigned from ground up. Pyrdon maybe?