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string.join is abysmally slow
Graham Guttocksgraham_guttocks at yahoo.co.nz
Sun Apr 15 22:25:57 EDT 2001
Pekka Pessi <Pekka.Pessi at nokia.com> wrote: > If "|".join is slow, use it sparingly? The real problem> seems to be that you are recreating the regexp about 238> times or more, and then throwing the result away. Create> the regexp once after the loop has completed. Right. I don't know why I didn't notice this. Thanks. After moving the string.join and re.compile outside the for loop, the same function now processes 10,000 lines in under 15 seconds. Just a slight improvement. :-) Cheers, Graham_____________________________________________________________________________http://movies.yahoo.com.au - Yahoo! Movies- Now showing: Dude Where's My Car, The Wedding Planner, Traffic..
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