Message77769
| Author |
pitrou |
| Recipients |
christian.heimes, gregory.p.smith, mark.dickinson, pitrou, vstinner |
| Date |
2008年12月14日.00:28:50 |
| SpamBayes Score |
0.001273906 |
| Marked as misclassified |
No |
| Message-id |
<1229214531.67.0.83294942127.issue4258@psf.upfronthosting.co.za> |
| In-reply-to |
| Content |
Just tested the patch, here are some benchmarks:
./python -m timeit -s "a=100000000;b=777777" "a//b"
-> 2.6: 0.253 usec per loop
-> 3.1: 0.61 usec per loop
-> 3.1 + patch: 0.331 usec per loop
./python -m timeit -s "a=100000000;b=777777" "a*b"
-> 2.6: 0.431 usec per loop
-> 3.1: 0.302 usec per loop
-> 3.1 + patch: 0.225 usec per loop
./python -m timeit -s "a=100000000;b=777777" "a+b"
-> 2.6: 0.173 usec per loop
-> 3.1: 0.229 usec per loop
-> 3.1 + patch: 0.217 usec per loop
But it seems there are some outliers:
./python -m timeit -s "a=100000000**5+1;b=777777**3" "a//b"
-> 2.6: 1.13 usec per loop
-> 3.1: 1.12 usec per loop
-> 3.1 + patch: 1.2 usec per loop |
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