Rich Comparisons Gotcha

Mark Wooding mdw at distorted.org.uk
Wed Jan 7 11:21:50 CET 2009


Steven D'Aprano <steven at REMOVE.THIS.cybersource.com.au> wrote:

> It's only incoherent if you need equality to be an equivalence relation. 
> If you don't, it is perfectly reasonable to declare that i"abc" equals 
> "abc".

Right!  And if you didn't want an equivalence relation, then `==' will
suit you fine.  The problem is that some applications seem to /want/ an
equivalence relation, and one that's more useful (i.e., less
discriminating) than `is'.

-- [mdw]



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