Message 181753 - Python tracker

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Author	pitrou
Recipients	ezio.melotti, gvanrossum, pitrou, serhiy.storchaka
Date	2013-02-09.19:43:53
SpamBayes Score	-1.0
Marked as misclassified	Yes
Message-id	<[email protected]>
In-reply-to

Content
Indeed the function call cost actually dominates: $ ./python -m timeit -s "a = 'hundred'" "a.find('x')" 1000000 loops, best of 3: 0.206 usec per loop $ ./python -m timeit -s "a = 'hundred'; f=a.find" "f('x')" 10000000 loops, best of 3: 0.176 usec per loop $ ./python -m timeit -s "a = 'hundred'" "'x' in a" 10000000 loops, best of 3: 0.0431 usec per loop

Indeed the function call cost actually dominates:

$ ./python -m timeit -s "a = 'hundred'" "a.find('x')"
1000000 loops, best of 3: 0.206 usec per loop
$ ./python -m timeit -s "a = 'hundred'; f=a.find" "f('x')"
10000000 loops, best of 3: 0.176 usec per loop
$ ./python -m timeit -s "a = 'hundred'" "'x' in a"
10000000 loops, best of 3: 0.0431 usec per loop

History
Date	User	Action	Args
2013-02-09 19:43:53	pitrou	set	recipients: + pitrou, gvanrossum, ezio.melotti, serhiy.storchaka
2013-02-09 19:43:53	pitrou	set	messageid: <[email protected]>
2013-02-09 19:43:53	pitrou	link	issue17170 messages
2013-02-09 19:43:53	pitrou	create