Author maker
Recipients abacabadabacaba, belopolsky, eric.smith, ezio.melotti, maker, mark.dickinson, r.david.murray, rhettinger, serhiy.storchaka, stutzbach
Date 2012-09-24.15:06:33
SpamBayes Score -1.0
Marked as misclassified Yes
Message-id <1348499194.62.0.751394172483.issue8425@psf.upfronthosting.co.za>
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Content
woops, sry. Re-posting the benchmark, with three tests: the first one proposed (@abacabadabacaba) with very large sets; another one with smaller sets.

$ ./python.exe -m timeit  -n 100 -s "s= set(range(2000)); l = set(range(20000000))"   "s-=l"
100 loops, best of 3: 9.71 usec per loop
[48787 refs]

$ ./python.exe -m timeit  -n 100 -s "s= set(range(1)); l = set(range(20))"   "s-=l"
100 loops, best of 3: 0.366 usec per loop


$ hg co -C
$ make -j3

----[!PATCHED]--------------------------------------------------
$ ./python.exe -m timeit  -n 100 -s "s= set(range(2000)); l = set(range(20000000))"   "s-=l"
100 loops, best of 3: 665 msec per loop
[48787 refs]

$ ./python.exe -m timeit  -n 100 -s "s= set(range(1)); l = set(range(20))"   "s-=l"
100 loops, best of 3: 0.849 usec per loop
[48787 refs]
History
Date User Action Args
2012-09-24 15:06:34makersetrecipients: + maker, rhettinger, mark.dickinson, belopolsky, eric.smith, stutzbach, ezio.melotti, r.david.murray, abacabadabacaba, serhiy.storchaka
2012-09-24 15:06:34makersetmessageid: <1348499194.62.0.751394172483.issue8425@psf.upfronthosting.co.za>
2012-09-24 15:06:34makerlinkissue8425 messages
2012-09-24 15:06:33makercreate