Re: [babel] maxima support?

["Eric Schulte" <schulte.eric@gmail.com>]

Eric S Fraga <e.fraga@ucl.ac.uk> writes:

> "Eric Schulte" <schulte.eric@gmail.com> writes:
>
>> Eric S Fraga <e.fraga@ucl.ac.uk> writes:
>>
>>> "Eric Schulte" <schulte.eric@gmail.com> writes:
>>>
>>> [...]
>>>
>>>>
>>>> Ah, I see the problem, I used let instead of let*.  Please try this
>>>> updated version of the patch.  Sorry I would test this myself, but I
>>>> don't have Maxima installed.
>>>
>>> No problem at all!  I'm happy to test this as many times as necessary.
>>>
>>> In any case, this works fine in that maxima is indeed evaluated and
>>> output is returned.  However, two problems arise:
>>>
>>> 1. lines of the form "rat: replaced XXX by YYY = ZZZ" are not deleted
>>>    (as used to be by the grep -v replaced hack I had in the original
>>>    ob-maxima).  Essentially, we need to ignore output lines that match
>>>    the regex "^rat: replaced .*$" (I think this should do it...).
>>>
>>> 2. The output is converted to an org table:
>>>
>>
>> The attached should fix both of these problems.  Please let me know how
>> this works.
>
> Eric,
>
> Well, it didn't work :(.  
>
> However, I think I managed to fix it.  I think you have an ulterior
> motive: to make me learn elisp properly once and for all... ;-).
>

sure... that must be the reason I've put all these bugs in the code
   /looking around suspiciously/

>
> Attached is the updated ob-maxima.el file with two changes:
>
> 1. quoted =identity= in the =mapconcat= sexp.
> 2. asked =split-string= to split on newlines so that (a) the regex for
>    the rat line would match *and* (b) so that the output is faithful to
>    what maxima generates.
>
> I hope these make sense!  I've gone through the code and I think I
> understand it.  More importantly, the output is now essentially the same
> as I was getting before which makes me quite happy.
>

Great, these changes look good, I've just push this up to the org-mode
repository.

Thanks for contributing support for a new language! -- Eric

>
> I'll do some more testing but the various tests I have tried should
> cover most aspects that I ever use.
>
> Thanks,
> eric