> Is there a reason that someone would need to combine a newer version of your package with an older version of SymPy?
I believe it's pretty much what Jason wrote: a yet another package might not support the latest SymPy yet, and a standard similar to SPEC 0 is a suggestion of what SymPy maintainers consider reasonable. On Sunday 10 March 2024 at 17:31:17 UTC+1 moore...@gmail.com wrote: > A reason to depend on and be compatible with more than 1 version of SymPy > would be to maximize compatibility when installing your package (and thus > SymPy) alongside a collection of interdependent packages. > > Jason > moorepants.info > +01 530-601-9791 <(530)%20601-9791> > > > On Sun, Mar 10, 2024 at 4:40 PM Oscar Benjamin <oscar.j....@gmail.com> > wrote: > >> Hi Anton, >> >> To be clear I am not against adding SymPy to SPEC 0. I just want to >> understand what this means in practice. Presumably if SymPy is added >> there then people will have some expectation that it means something >> somehow. >> >> I don't really know how to answer the question "which versions of >> SymPy should I try to support within my package that has SymPy as a >> dependency" because I am not sure what the benefit would be of >> supporting more than 1 version of SymPy. >> >> Is there a reason that someone would need to combine a newer version >> of your package with an older version of SymPy? >> >> Oscar >> >> On Sun, 10 Mar 2024 at 15:18, Anton Akhmerov <anton.a...@gmail.com> >> wrote: >> > >> > Hi Oscar, >> > >> > I want to be able to answer a question: "which versions of SymPy should >> I try to support within my package that has SymPy as a dependency". It >> doesn't make a big difference whether this question is answered by SPEC 0 >> or by SymPy itself, except for SPEC 0 being a central point of reference. I >> realized that SymPy has no support cycle, but I think the question is still >> useful regardless. >> > >> > Anton >> > On Sunday 10 March 2024 at 15:48:13 UTC+1 Oscar wrote: >> >> >> >> Hi Anton, >> >> >> >> What difference does it make to you in practice whether or not SymPy >> >> is listed in SPEC 0? >> >> >> >> SymPy does not really support old versions with maintenance releases >> >> so it does not really have a "support cycle" in the sense that SPEC 0 >> >> seems to describe. There can be a bugfix release shortly after a >> >> feature release to fix some obvious regressions but that is basically >> >> it. >> >> >> >> SymPy itself broadly tries to have wide version support for other >> >> packages like numpy just because without listing them as hard >> >> dependencies there is no way to indicate which versions sympy is >> >> compatible with. There is no way to put version constraints on >> >> optional dependencies in pip/PyPI land. >> >> >> >> Oscar >> >> >> >> On Sun, 10 Mar 2024 at 14:24, Anton Akhmerov <anton.a...@gmail.com> >> wrote: >> >> > >> >> > Hi all, >> >> > >> >> > There is now SPEC 0, a SciPy-community-wide standard for versions of >> different packages that developers should aim supporting, see >> https://scientific-python.org/specs/spec-0000/ >> >> > >> >> > I believe Sympy is the biggest package missing from SPEC 0, and I've >> asked the maintainers of SPEC 0 what is the best way to proceed ( >> https://discuss.scientific-python.org/t/spec-0-include-sympy/975?u=akhmerov). >> >> They appear to welcome the idea and recommended to reach out via this >> mailing list. >> >> > >> >> > So here's the question I'd like to know (as someone authoring >> software that depends on Sympy): would Sympy like to join SPEC 0? >> >> > >> >> > Thank you for your consideration, >> >> > Anton >> >> > >> >> > -- >> >> > You received this message because you are subscribed to the Google >> Groups "sympy" group. >> >> > To unsubscribe from this group and stop receiving emails from it, >> send an email to sympy+un...@googlegroups.com. >> >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/sympy/e21d2db6-8ac4-4b01-a92c-7e49eb591146n%40googlegroups.com >> . >> > >> > -- >> > You received this message because you are subscribed to the Google >> Groups "sympy" group. >> > To unsubscribe from this group and stop receiving emails from it, send >> an email to sympy+un...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/sympy/abcea775-f3aa-45c0-883e-ceec9482cc6cn%40googlegroups.com >> . >> >> -- >> You received this message because you are subscribed to the Google Groups >> "sympy" group. >> To unsubscribe from this group and stop receiving emails from it, send an >> email to sympy+un...@googlegroups.com. >> > To view this discussion on the web visit >> https://groups.google.com/d/msgid/sympy/CAHVvXxRk_ZZmbXig0fTJ3rQ_dn0Ecu4FfO_Nv9qG%3Dzd9Jy8AWg%40mail.gmail.com >> . >> > -- You received this message because you are subscribed to the Google Groups "sympy" group. 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