Re: Semi-serious proposal: drop all optional entries from comps

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Just FTR, some while ago, I proposed to drop comps entirely:

https://lists.fedoraproject.org/archives/list/devel@xxxxxxxxxxxxxxxxxxxxxxx/message/ISCIB67JKW7WBC74KA4DSCAP6AZOUY5G/


Vít


Dne 22.9.2018 v 03:14 Adam Williamson napsal(a):
> Hi folks!
>
> I am currently working on finding and removing all comps entries that
> point to packages which don't exist any more.
>
> There are quite a lot of them.
>
> A lot of them are 'optional' entries.
>
> While doing this extremely tedious task, it occurred to me to think:
> what the hell is the *point* of these 'optional' entries any more,
> anyway?
>
> In Ye Olde Days, there was an obvious point to them: they showed up in
> the installer. Prior to Fedora 18, with the old anaconda UI, the
> 'package selection' screen gave you per-package selection within the
> comps groups. You could get it to show you a list of all packages in
> the group. Ones which were 'mandatory' would be locked in the GUI; you
> couldn't install the group and *not* install that package. Ones which
> were 'default' would be selected by default when you selected the
> group, but you could unselect them if you wanted. And ones which were
> 'optional' would be unselected by default, but they were *displayed*,
> and you could select them if you wanted.
>
> It looked like this:
>
> https://www.tecmint.com/wp-content/uploads/2012/07/rhel-15.png
>
> (you got to see the 'optional' packages if you clicked
> on...well...'Optional packages').
>
> The old gnome-packagekit, IIRC, also parsed groups and showed you all
> this stuff.
>
> But...we don't do that any more. anaconda does not expose 'optional'
> packages in any way any more (you can only pick environment groups and
> their supplementary package groups in anaconda, now). GNOME Software
> doesn't either.
>
> So do we really need these acres of 'optional' packages in comps? I
> mean, there are 2519 of them in comps-f30.xml.in. That's a lot. I
> suspect no-one's looked whether most of them make any sense for years.
> There are entire groups that are *nothing but optional packages*,
> making them almost entirely useless.
>
> So, OK, I think there are probably apps out there that still expose
> this info. I suspect dnfdragora does, for instance. But is the minor
> benefit of having these lists of 'hey maybe you'd like this thing' in
> minor package managers really worth the way they turn comps into even
> more of a gigantic crufty ball-of-wax than it would otherwise be?
>
> Is anyone really super-attached to this kinda stuff?
>
>       <packagereq type="optional">4ti2</packagereq>
>       <packagereq type="optional">alt-ergo</packagereq>
>       <packagereq type="optional">alt-ergo-gui</packagereq>
>       <packagereq type="optional">atlas</packagereq>
>       <packagereq type="optional">automaton</packagereq>
>       <packagereq type="optional">automaton-javadoc</packagereq>
>       <packagereq type="optional">azove</packagereq>
>       <packagereq type="optional">blas</packagereq>
>       <packagereq type="optional">bliss</packagereq>
>       <packagereq type="optional">bowtie</packagereq>
>       <packagereq type="optional">brial</packagereq>
>       <packagereq type="optional">bwa</packagereq>
>       <packagereq type="optional">cantor</packagereq>
>       <packagereq type="optional">cddlib</packagereq>
>       <packagereq type="optional">chemtool</packagereq>
>       <packagereq type="optional">coq</packagereq>
>       <packagereq type="optional">coq-coqide</packagereq>
>       <packagereq type="optional">coq-doc</packagereq>
>       <packagereq type="optional">coq-emacs</packagereq>
>       <packagereq type="optional">cryptominisat</packagereq>
>       <packagereq type="optional">csdp</packagereq>
>       <packagereq type="optional">csdp-tools</packagereq>
>       <packagereq type="optional">cudd</packagereq>
>       <packagereq type="optional">cudd-devel</packagereq>
>       <packagereq type="optional">cvc4</packagereq>
>       <packagereq type="optional">cvc4-devel</packagereq>
>       <packagereq type="optional">cvc4-doc</packagereq>
>       <packagereq type="optional">dx</packagereq>
>       <packagereq type="optional">E</packagereq>
>       <packagereq type="optional">eclib</packagereq>
>       <packagereq type="optional">EMBOSS</packagereq>
>       <packagereq type="optional">fastx_toolkit</packagereq>
>       <packagereq type="optional">fflas-ffpack-devel</packagereq>
>       <packagereq type="optional">fityk</packagereq>
>       <packagereq type="optional">flint</packagereq>
>       <packagereq type="optional">flocq</packagereq>
>       <packagereq type="optional">frama-c</packagereq>
>       <packagereq type="optional">freefem++</packagereq>
>       <packagereq type="optional">gabedit</packagereq>
>       <packagereq type="optional">galculator</packagereq>
>       <packagereq type="optional">gap</packagereq>
>       <packagereq type="optional">gappa</packagereq>
>       <packagereq type="optional">gappalib-coq</packagereq>
>       <packagereq type="optional">gdl</packagereq>
>       <packagereq type="optional">genius</packagereq>
>       <packagereq type="optional">geomview</packagereq>
>       <packagereq type="optional">gfan</packagereq>
>       <packagereq type="optional">ginac</packagereq>
>       <packagereq type="optional">glimmer</packagereq>
>       <packagereq type="optional">GMT</packagereq>
>       <packagereq type="optional">gshhg-gmt-nc4-full</packagereq>
>       <packagereq type="optional">gshhg-gmt-nc4-high</packagereq>
>       <packagereq type="optional">GMT-doc</packagereq>
>       <packagereq type="optional">gnome-chemistry-utils</packagereq>
>       <packagereq type="optional">gpredict</packagereq>
>       <packagereq type="optional">grace</packagereq>
>       <packagereq type="optional">grads</packagereq>
>       <packagereq type="optional">gromacs</packagereq>
>       <packagereq type="optional">gromacs-openmpi</packagereq>
>       <packagereq type="optional">gts</packagereq>
>       <packagereq type="optional">hdf</packagereq>
>       <packagereq type="optional">hdf5</packagereq>
>       <packagereq type="optional">hmmer</packagereq>
>       <packagereq type="optional">jmol</packagereq>
>       <packagereq type="optional">kpolynome</packagereq>
>       <packagereq type="optional">kst</packagereq>
>       <packagereq type="optional">lagan</packagereq>
>       <packagereq type="optional">lapack</packagereq>
>       <packagereq type="optional">latte-integrale</packagereq>
>       <packagereq type="optional">libmatheval</packagereq>
>       <packagereq type="optional">libtcd</packagereq>
>       <packagereq type="optional">linbox</packagereq>
>       <packagereq type="optional">ltl2ba</packagereq>
>       <packagereq type="optional">Macaulay2</packagereq>
>       <packagereq type="optional">malaga</packagereq>
>       <packagereq type="optional">maxima-gui</packagereq>
>       <packagereq type="optional">meataxe</packagereq>
>       <packagereq type="optional">minisat2</packagereq>
>       <packagereq type="optional">molsketch</packagereq>
>       <packagereq type="optional">mona</packagereq>
>       <packagereq type="optional">mona-devel</packagereq>
>       <packagereq type="optional">mona-emacs</packagereq>
>       <packagereq type="optional">mona-examples</packagereq>
>       <packagereq type="optional">mona-xemacs</packagereq>
>       <packagereq type="optional">mpfi</packagereq>
>       <packagereq type="optional">ncl</packagereq>
>       <packagereq type="optional">nco</packagereq>
>       <packagereq type="optional">ncview</packagereq>
>       <packagereq type="optional">netcdf</packagereq>
>       <packagereq type="optional">normaliz</packagereq>
>       <packagereq type="optional">openbabel</packagereq>
>       <packagereq type="optional">opencv</packagereq>
>       <packagereq type="optional">paraview</packagereq>
>       <packagereq type="optional">picosat</packagereq>
>       <packagereq type="optional">picosat-devel</packagereq>
>       <packagereq type="optional">plotutils</packagereq>
>       <packagereq type="optional">brial</packagereq>
>       <packagereq type="optional">polymake</packagereq>
>       <packagereq type="optional">pvs-sbcl</packagereq>
>       <packagereq type="optional">pypop</packagereq>
>       <packagereq type="optional">python3-biopython</packagereq>
>       <packagereq type="optional">python3-cvxopt</packagereq>
>       <packagereq type="optional">python3-networkx</packagereq>
>       <packagereq type="optional">python3-theano</packagereq>
>       <packagereq type="optional">qalculate-gtk</packagereq>
>       <packagereq type="optional">qalculate-kde</packagereq>
>       <packagereq type="optional">qepcad-B</packagereq>
>       <packagereq type="optional">qtoctave</packagereq>
>       <packagereq type="optional">root</packagereq>
>       <packagereq type="optional">routino</packagereq>
>       <packagereq type="optional">rrdtool</packagereq>
>       <packagereq type="optional">scidavis</packagereq>
>       <packagereq type="optional">seaview</packagereq>
>       <packagereq type="optional">sextractor</packagereq>
>       <packagereq type="optional">SIBsim4</packagereq>
>       <packagereq type="optional">stix-math-fonts</packagereq>
>       <packagereq type="optional">stp</packagereq>
>       <packagereq type="optional">symmetrica</packagereq>
>       <packagereq type="optional">sympy</packagereq>
>       <packagereq type="optional">tcd-utils</packagereq>
>       <packagereq type="optional">TeXmacs</packagereq>
>       <packagereq type="optional">tgif</packagereq>
>       <packagereq type="optional">tideEditor</packagereq>
>       <packagereq type="optional">TOPCOM</packagereq>
>       <packagereq type="optional">vaspview</packagereq>
>       <packagereq type="optional">veusz</packagereq>
>       <packagereq type="optional">vinci</packagereq>
>       <packagereq type="optional">wgrib</packagereq>
>       <packagereq type="optional">wgrib2</packagereq>
>       <packagereq type="optional">why</packagereq>
>       <packagereq type="optional">why3</packagereq>
>       <packagereq type="optional">wise2</packagereq>
>       <packagereq type="optional">wvs-data</packagereq>
>       <packagereq type="optional">xdrawchem</packagereq>
>       <packagereq type="optional">xgap</packagereq>
>       <packagereq type="optional">xtide</packagereq>
>       <packagereq type="optional">zenon</packagereq>
>
> can anyone even guess what package group that is?
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