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 On Sun, Mar 10, 2024 at 4:40 PM Oscar Benjamin <oscar.j.benja...@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.akhme...@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+unsubscr...@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+unsubscr...@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. To unsubscribe from this group and stop receiving emails from it, send an email to sympy+unsubscr...@googlegroups.com. To view this discussion on the web visit https://groups.google.com/d/msgid/sympy/CAP7f1Ag%3D7Di32DZRSRX01X2y_%3DBHTm4-o5W_GMRKoOX%3DgTu2Sw%40mail.gmail.com.
