is implemented with id ?

Roy Smith roy at
Sat Nov 3 23:41:50 CET 2012

In article <50959154$0$6880$e4fe514c at>,
 Hans Mulder <hansmu at> wrote:

> That's a matter of perspective: in my book, the primary advantage of
> working with interned strings is that I can use 'is' rather than '=='
> to test for equality if I know my strings are interned.  The space
> savings are minor; the time savings may be significant.

Depending on your problem domain, the space savings may be considerable.

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