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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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