Regex Generator From Multiple Files
google at mrabarnett.plus.com
Tue Jan 6 01:48:20 CET 2009
James Pruitt wrote:
> I am looking for a way given a number of files, say 3, that represent
> technical support tickets in the same format to generate regular
> expressions for the different fields automatically.
> An example from of one line from each file:
> Date: 12/30/2008 Room: 457 Building: Main
> Date: 12/31/2008 Room: A21 Building: Annex
> Date: 1/4/2009 Room: L69 Building: Library
> The program would then, possibly using the python diff library, generate
> the regular expression needed to parse out different fields. In this
> case it might return a tuple like
> that would match each of the fields based on the common data and sort of
> assume that what doesn't change between them is data we are looking for.
Why not just assume that each field consists of a word terminated by a
colon, then some text, then the next field or the end of the line?
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