addressof object with id()

Chris Angelico rosuav at gmail.com
Sun Mar 24 04:33:26 CET 2013


On Sun, Mar 24, 2013 at 1:19 PM, Roy Smith <roy at panix.com> wrote:
> In article <514e5f1f$0$30001$c3e8da3$5496439d at news.astraweb.com>,
>  Steven D'Aprano <steve+comp.lang.python at pearwood.info> wrote:
>
>> Those who don't do serious floating point work hate NANs
>
> This kind of thing doesn't just come up in floating point work.  SQL
> folks have much the same issue with NULL.

Oh, NULL is easy to deal with. It's the magic value that isn't a
value, except when it's a value, because it's the only value that you
can use when you need a value that's not a value. Of course, sometimes
it breaks that rule.

ChrisA



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