[Wellington-pm] Thank you everyone!

[Florent Mara]

As it turns out, I am using my first immutable data set today.
I blame Martin for it! :-)

... but won't be using grep or Xpaths today.


On Wed, Feb 10, 2016 at 10:50 AM, Grant McLean <grant at mclean.net.nz> wrote:

> On Wed, 2016-02-10 at 10:20 +1300, Donovan Jones wrote:
> > On the subject of "just use grep" for html parsing. I am not entirely
> > serious, I have done plenty of not using grep with perl and python
> > using xpath or css selectors. My point it more that when you are
> > scraping you are at the mercy of whoever produced the html you are
> > interested in. This means that A, 90% of the time the semantic markup
> > is shit so you can never target the actual thing you are after
>
> One related use case where things aren't quite so bad is when you're
> writing regression tests for your own system.  Ideally in that case you
> should be able to add the necessary classes/IDs to make writing tests
> easy and the result should not be too brittle.  In this case, I'd
> definitely recommend CSS selectors / XPath.
>
> Cheers
> Grant
>
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