[Python-Dev] slightly inconsistent set/list pop behaviour (original) (raw)
Paul Moore p.f.moore at gmail.com
Wed Apr 8 14:58:31 CEST 2009
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2009/4/8 Duncan Booth <duncan.booth at suttoncourtenay.org.uk>:
Andrea Griffini <gripho66 at gmail.com> wrote:
On Wed, Apr 8, 2009 at 12:57 PM, Jack diederich <jackdied at gmail.com> wrote: You wrote a program to find the two smallest ints that would have a hash collision in the CPython set implementation? I'm impressed. And by impressed I mean frightened.
? print set([0,8]).pop(), set([8,0]).pop() If 'smallest ints' means the sum of the absolute values then these are slightly smaller:
print set([-1,6]).pop(), set([6,-1]).pop() 6 -1
Can't resist:
print set([-2,-1]).pop(), set([-1,-2]).pop() -1 -2
Paul.
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