Message70590
| Author |
pitrou |
| Recipients |
amaury.forgeotdarc, benjamin.peterson, loewis, pitrou |
| Date |
2008年08月01日.20:11:39 |
| SpamBayes Score |
0.0072865305 |
| Marked as misclassified |
No |
| Message-id |
<1217621494.5918.24.camel@fsol> |
| In-reply-to |
<1217606100.489331d4ac51e@imp.free.fr> |
| Content |
Attaching a new patch with better performance characteristics than my
previous one, and the non-blocking test rewritten in a sane way.
Some timeit runs:
-s "import io; f=io.open('/dev/null', 'wb'); s=b'a'*1" "for i in xrange(100): f.write(s)"
without patch: 533 usec per loop
with patch: 724 usec per loop
with builtin open(): 59.6 usec per loop
-s "import io; f=io.open('/dev/null', 'wb'); s=b'a'*100" "for i in xrange(100): f.write(s)"
without patch: 563 usec per loop
with patch: 768 usec per loop
with builtin open(): 67.8 usec per loop
-s "import io; f=io.open('/dev/null', 'wb'); s=b'a'*10000" "for i in xrange(100): f.write(s)"
without patch: 1.35 msec per loop
with patch: 1.34 msec per loop
with builtin open(): 194 usec per loop
-s "import io; f=io.open('/dev/null', 'wb'); s=b'a'*100000" "for i in xrange(100): f.write(s)"
without patch: 4.92 msec per loop
with patch: 1.34 msec per loop
with builtin open(): 199 usec per loop
-s "import io; f=io.open('/dev/null', 'wb'); s=b'a'*1000000" "for i in xrange(100): f.write(s)"
without patch: 173 msec per loop
with patch: 1.35 msec per loop
with builtin open(): 194 usec per loop |
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