Thanks for this!

Will digest.

On Sat, Aug 29, 2020 at 4:27 PM Jonathan Washington
<jonathan.n.washing...@gmail.com> wrote:
>
> Hi Zanga,
>
> Given the highly agglutinative nature of Yao morphology, using dix to model 
> it is probably not a great option.  Also, as you and Hèctor have concluded, 
> the morphophonology will be much easier to model using twol.
>
> Given the extent to which the morphology involves prefixes, lexc (what we 
> traditionally use with twol) is probably also a poor choice for modeling the 
> morphology.  However, lexd was designed as a replacement for lexc for 
> languages like Yao (and works well with twol).  I think this is the route you 
> should take.
>
> Documentation is available here:
>
> https://github.com/apertium/lexd/blob/master/Usage.md
>
> Some languages in Apertium whose morphologies are already implemented in lexd 
> (none are entirely complete yet, but some are pretty far along):
>
> Swahili: https://github.com/apertium/apertium-swa
> Lingala: https://github.com/apertium/apertium-lin
> Nivkh: https://github.com/apertium/apertium-niv
> Wamesa: https://github.com/apertium/apertium-wad
>
> I probably forgot a few, but these should provide good models (and two are 
> related to Yao).  There are also a couple other languages being developed 
> using lexd that aren't public (yet).
>
> And of course you can message this list if you have trouble, or ask in real 
> time in the IRC channel.
>
> --
> Jonathan
>
> On Sat, Aug 29, 2020, 02:30 Zanga Chimombo <z.chimo...@gmail.com> wrote:
>>
>> Yes. I think I should be using twol
>>
>> On Fri, Aug 28, 2020 at 3:56 PM Hèctor Alòs i Font <hectora...@gmail.com> 
>> wrote:
>> >
>> > I don't think you have to do anything with the modes or the compilation 
>> > file. The problem is in the post-yao.dix file.
>> > If you add <a/>, it works:
>> >
>> >     <e>
>> >       <p>
>> >         <l><a/>nk</l>
>> >         <r>ng</r>
>> >       </p>
>> >       <par n="vocals"/>
>> >     </e>
>> >
>> > $ echo "~nka" | lt-proc -p yao.autopgen.bin
>> > nga
>> > $ echo "~nkb" | lt-proc -p yao.autopgen.bin
>> > nkb
>> >
>> > I don't know why without <a/> there is no match, but in any case you need 
>> > to add <a/> to the relevant places (words, affixes, etc.) you want to 
>> > trigger this rule. If you want that always nk + vowel should be ng, you 
>> > should this in twol, not here.
>> >
>> > Hèctor
>> >
>> > Missatge de Zanga Chimombo <z.chimo...@gmail.com> del dia dv., 28 d’ag. 
>> > 2020 a les 15:41:
>> >>
>> >> I am still not getting anywhere and both modes.xml and the Makefile
>> >> seem ok. My code is here:
>> >> https://gitlab.com/zangaphee/CiBantu/-/tree/master/twoc/apertium-yao
>> >>
>> >> On Fri, Aug 28, 2020 at 7:36 AM Hèctor Alòs i Font <hectora...@gmail.com> 
>> >> wrote:
>> >> >
>> >> > The relevant files are modes.xml and Makefile.am I recommend taking a 
>> >> > look to them in e.g. apertium-fra and apertium-fra-cat (or any other 
>> >> > released pair using post-generation). In the first one you define the 
>> >> > pipeline, so copy and adapt the call to autopgen in the end. In the 
>> >> > second one you have the actual compilation of the programme.
>> >> >
>> >> > Missatge de Zanga Chimombo <z.chimo...@gmail.com> del dia dv., 28 d’ag. 
>> >> > 2020 a les 7:52:
>> >> >>
>> >> >> Hi again, I actually have:
>> >> >>
>> >> >>     <e>
>> >> >>       <p>
>> >> >>         <l>nk</l>
>> >> >>         <r>ng</r>
>> >> >>       </p>
>> >> >>       <par n="vocals"/>
>> >> >>     </e>
>> >> >>
>> >> >> But it doesn't seem to get executed. Is there a missing flag/ switch
>> >> >> that I was supposed to initialise/ build with? I am not seeing
>> >> >> anything relating to building autopgen in the modes.xml file in the
>> >> >> monolingual directory...?
>> >> >>
>> >> >> On Thu, Aug 27, 2020 at 2:57 PM Hèctor Alòs i Font 
>> >> >> <hectora...@gmail.com> wrote:
>> >> >> >
>> >> >> > Yes, it is in the monodix. It is just a mark put on the right side, 
>> >> >> > e.g.
>> >> >> >
>> >> >> > <e r="LR" lm="que">      <i>que</i><par n="que__prn"/></e>
>> >> >> > <e r="RL" lm="que">      <p><l><a/>que</l>   <r>que<s n="prn"/><s 
>> >> >> > n="itg"/><s n="mf"/><s n="sg"/></r></p></e>
>> >> >> >
>> >> >> > If you want, you may not put it, but if you have in the post-dix 
>> >> >> > file something like:
>> >> >> >
>> >> >> >     <e>
>> >> >> >       <p>
>> >> >> >         <l>nk</l>
>> >> >> >         <r>ng</r>
>> >> >> >       </p>
>> >> >> >     </e>
>> >> >> >
>> >> >> > ... then every nk will be substituted by ng. That is not what you 
>> >> >> > want, for sure. So better to put a mark in the dictionnary to know 
>> >> >> > which "nk" may be changed (in some contexts) to nk.
>> >> >> >
>> >> >> > Missatge de Zanga Chimombo <z.chimo...@gmail.com> del dia dj., 27 
>> >> >> > d’ag. 2020 a les 15:18:
>> >> >> >>
>> >> >> >> Looking at the examples in apertium-fra.post-fra.dix it is clear 
>> >> >> >> that
>> >> >> >> the tilde/ ~/ <a/> is inserted as some sort of marker earlier in the
>> >> >> >> pipeline so that the PG recognises it and actions on it.
>> >> >> >>
>> >> >> >> Where in the pipeline is it inserted? Could you give me a line 
>> >> >> >> number
>> >> >> >> of the insertion within the monodix perhaps?
>> >> >> >>
>> >> >> >> On Thu, Aug 27, 2020 at 12:12 PM Hèctor Alòs i Font
>> >> >> >> <hectora...@gmail.com> wrote:
>> >> >> >> >
>> >> >> >> > You can take a look, for instance to 
>> >> >> >> > https://github.com/apertium/apertium-fra/blob/master/apertium-fra.post-fra.dix
>> >> >> >> >
>> >> >> >> > For example (at line 633) :
>> >> >> >> > <e><p><l><a/>ne<b/></l><r>n'</r></p><par n="voyelles"/></e>
>> >> >> >> >
>> >> >> >> > Missatge de Hèctor Alòs i Font <hectora...@gmail.com> del dia 
>> >> >> >> > dj., 27 d’ag. 2020 a les 13:07:
>> >> >> >> >>
>> >> >> >> >> There two things in:
>> >> >> >> >>
>> >> >> >> >>     <e>
>> >> >> >> >>       <p>
>> >> >> >> >>         <l><a/>nk<b/></l>
>> >> >> >> >>         <r>ng<b/></r>
>> >> >> >> >>       </p>
>> >> >> >> >>     </e>
>> >> >> >> >>
>> >> >> >> >> First is the <a/> that must precede (that's the ~ Kevin said 
>> >> >> >> >> because it is shown as a tilde in the output). If you don't have 
>> >> >> >> >> it, there won't be any matching.
>> >> >> >> >>
>> >> >> >> >> Second, is the <b/>, i.e. a space. So nk- will not match, but 
>> >> >> >> >> only nk followed by a blank (a preceded by an <a/>). If matched, 
>> >> >> >> >> it will be replaced by ng followed by a blank to.
>> >> >> >> >>
>> >> >> >> >> Hèctor
>> >> >> >> >>
>> >> >> >> >>
>> >> >> >> >> Missatge de Zanga Chimombo <z.chimo...@gmail.com> del dia dj., 
>> >> >> >> >> 27 d’ag. 2020 a les 12:31:
>> >> >> >> >>>
>> >> >> >> >>> Not sure I know what you mean by "~"...? Sorry. I'm new to this
>> >> >> >> >>>
>> >> >> >> >>> The input is "nkutenda". Expected output: "ngutenda".
>> >> >> >> >>>
>> >> >> >> >>> On Thu, Aug 27, 2020 at 11:26 AM Kevin Brubeck Unhammer
>> >> >> >> >>> <unham...@fsfe.org> wrote:
>> >> >> >> >>> >
>> >> >> >> >>> > Zanga Chimombo <z.chimo...@gmail.com>
>> >> >> >> >>> > čálii:
>> >> >> >> >>> >
>> >> >> >> >>> > > One of the processes that occurs in one of the languages I 
>> >> >> >> >>> > > am dealing
>> >> >> >> >>> > > with is "nk-" becoming "ng-"
>> >> >> >> >>> > >
>> >> >> >> >>> > > I thought I would be able to fix this using the post 
>> >> >> >> >>> > > generator here:
>> >> >> >> >>> > > https://gitlab.com/zangaphee/CiBantu/-/blob/master/twoc/apertium-yao/apertium-yao.post-yao.dix
>> >> >> >> >>> > >
>> >> >> >> >>> > > However, that doesn't fix it. Have I done it incorrectly? 
>> >> >> >> >>> > > Should I
>> >> >> >> >>> > > even be using PG to do this?
>> >> >> >> >>> >
>> >> >> >> >>> > If there's a ~ before every nk, then I think that should
>> >> >> >> >>> > work. What's the exact input to pgen?
>> >> >> >> >>> >
>> >> >> >> >>> > (There's an open issue on not requiring the
>> >> >> >> >>> > `~` https://github.com/apertium/lttoolbox/issues/42 )
>> >> >> >> >>> > _______________________________________________
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>> >> >> >> >>>
>> >> >> >> >>>
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