On Sat, 25 Oct 2008 13:42:08 -0700, chemicalclothing wrote:
> Hi. I'm very new to Python, and so this is probably a pretty basic
> question, but I'm lost. I am looking to limit a float value to a number
> between 0 and 100 (the input is a percentage).
>
> I currently have:
>
> integer = int()
What's this supposed to do? I think writing it as ``integer = 0`` is a
bit simpler and more clear.
> running = True
>
> while running:
> try:
> per_period_interest_rate = float(raw_input("Enter per-period
> interest rate, in percent: "))
> break
> except ValueError:
> print "Please re-enter the per-period interest rate as a number
> between 0 and 100."
You have to check for the range before you leave the loop. The
`ValueError` handling just makes sure that the input is a valid float.
The ``try``/``except`` structure can have an ``else`` branch. Maybe that
can be of use here.
Ciao,
Marc 'BlackJack' Rintsch
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