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From: Dennis Lee Bieber <wlfraed@ix.netcom.com>
Subject: Re: Number validation issue
Date: Sat, 23 Feb 2013 14:03:23 -0500
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Xref: csiph.com comp.lang.python:39702

On Sat, 23 Feb 2013 10:11:04 +0100, Morten Engvoldsen
<mortenengv@gmail.com> declaimed the following in
gmane.comp.python.general:

> >
> > Hi,
> >
>  Yes true, i need to generate weight at run time rather than hard coding it,
> following are some solution:
> 
> Since the max length of thenumber should be 25 and minimum should be 2 so
> code will be in this way:
> 
> def is_valid_isbn13(isbn13):

	Isn't an ISBN13 -- by definition -- 13 digits (ignoring hyphens).

	If your goal is to compute a checksum for a non-fixed length of
data, I'd suggest changing the name of the function.
-- 
	Wulfraed                 Dennis Lee Bieber         AF6VN
        wlfraed@ix.netcom.com    HTTP://wlfraed.home.netcom.com/