> On Feb 23, 2017, at 5:31 PM, C Anthony Risinger <anth...@xtfx.me> wrote: > > Yeah I'm pretty sure the bigger problem was version-less reqs eagerly > selecting a version (eg. latest) incompatible with later requirements > provided by a different package, but then treating them as hard reqs by that > point. I'll defer to you on how pip deals with things today. > > I'll try to resurface a concrete example. I know for certain pip at that time > (circa 2015) was capable of installing a set of packages where the dependency > information was not solvent, because I pointed it out to my team (I actually > think python-dateutil was involved for that one, mentioned in another post). >
Yea, pip doesn’t really have a dep solver. It’s mechanism for selecting which version to install is… not smart. — Donald Stufft
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