[FEEDBACK] Is this script efficient...is there a better way?

Bob X bobx at linuxmail.org
Thu Sep 12 03:09:59 CEST 2002


> 1) readlines() loads the entire file into a list so if you have a 30+ mb file 
> you just ate 30+mb of memory.  Try using xreadlines() instead, it reads the 
> file line by line and is much more memory friendly.
Very cool...I had missed that!

> 
> 2) do you expect to find more than one keyword in a particular line?  If not 
> you could save some iterations by stopping the inner line.find() loop as soon 
> as one item is found.
I could but it doesn't matter after the first on a line. How would I 
stop it?

> As a final comment you need to be aware that the more keywords you look for 
> the slower this will be.  However there is not a way to get around that, it 
> is just something to keep in mind.
> 
Yeah...the keywords vary...I have used as little as 1 to about 150...




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