Quick compare string to list

Bearophile bearophileHUGS at lycos.com
Wed Sep 30 22:27:27 CEST 2009

> I'm reading in a text file, and for each line in the file, I'm looking
> for the existence of phrases from a list. The list contains approx.
> 120 items currently but will most likely grow. This procedure itself
> is not the main function of my program and only grew out of the need
> to reformat certain phrases I'm finding in a file before re-outputting
> it. But as I suspected, this searching of the lists slows the whole
> process way way down. Was looking for ideas of a better way to do
> this.

Know your basic computer science :-)

There are probably C implementations that can be used from Python,


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