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PEP 218 (sets); moving set.py to Lib

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Guido van Rossum <guido@python.org>:
> Um, the notation is '|' and '&', not 'or' and 'and', and those are
> what I learned in school.  Seems pretty conventional to me (Greg
> Wilson actually tried this out on unsuspecting newbies and found that
> while '+' worked okay, '*' did not -- read the PEP).

+1 on preferring | and & to `or' and `and'.  To me, `or' and `and' say
that what's being composed are predicates, not sets.
-- 
		<a href="http://www.tuxedo.org/~esr/">Eric S. Raymond</a>

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