Re: [cclib-devel] Parsers / Parsed data (Was: Re: The summer)

[Noel O'B. <bao...@gm...>]

On 10/07/07, Karol Langner <kar...@kn...> wrote:
> On Monday 09 July 2007 05:24, Noel O'Boyle wrote:
> > On 09/07/07, Karol Langner <kar...@kn...> wrote:
> > > Yes! This is something I mentioned some time ago, in a slightly different
> > > context. I tried pickling some time ago, and some parser attributes
> > > (logger, progress) were crashing it - with this kind of separation
> > > pickling would be possible without additional hacks. Also, I don't think
> > > the output from pickle is platform-independent, so I can't freely move it
> > > between the computers I do calculation on - here a text format is the
> > > safest.
> >
> > For the record, the output from Pickle *is* platform-independent (it's
> > actually just an ASCII file); the output from the faster cPickle is
> > *not* platform-independent (it's a binary file).
> Yes, I didn't look into that.
>
> > > Let's see if we are thinking along the same lines here. The parser would
> > > create a blank ParsedData object as an attribute in its parse() method,
> > > and possible return that object (return self.data)? So the syntax for
> > > using the
> > >
> > > parsers would need to change, to something like:
> > > >>> myparser = ccopen("....")
> > > >>> mydata = myparser.parse()
> > > >>> dir(mydata)
> > >
> > > ['aoname', 'natom', ....]
> > >
> > > >>> mydata is myparser.data
> > >
> > > True
> >
> > Exactly. Although I wouldn't called it ParsedData, as the information
> > didn't necessarily come from a parsing. Why not just call it something
> > like cclibData, or ccData (although we don't want to get confused with
> > Creative Commons)?
>
> OK... cclibData looks nice and is unique for sure. What information do you
> have in mind that would not come from a parsing? Output from the calculation
> methods?

It's just that the data is data; maybe we made it up; maybe I read it
from a file. You couldn't look at it, and say "hmmm...that there
data's been parsed from a file".

> --
> written by Karol Langner
> Mon Jul  9 21:31:36 EDT 2007
>