I'm not sure how to interpret the pypi download stats. There is a very regular weekly rhythm and 80% of the downloads are for Linux which I don't think is representative of the userbase. It looks to me more like some servers are using sympy and installing it from pypi thousands of times per day.
On Sun, 15 Dec 2019 at 11:50, Oscar Benjamin <oscar.j.benja...@gmail.com> wrote: > > In practical terms, maintaining an LTS just means that if a > substantial problem arises with using SymPy 1.5 on Python 2.7 we could > add a fix for it on the 1.5 branch and release 1.5.x with that fix. I > can't see what that problem would be though apart from, say, an update > to pypi that means 1.5 doesn't install any more. > > If something like that happened then I don't see why we couldn't issue > a release but it seems unlikely that it would be necessary. In any > case it doesn't require us to keep the the master branch working on > 2.7 going forwards. > > -- > Oscar > > > On Sun, 15 Dec 2019 at 06:00, Jason Moore <moorepa...@gmail.com> wrote: > > > > Python 2.7 seems to be about 30% of the downloads still: > > https://pypistats.org/packages/sympy > > > > Matplotlib is maintaining an LTS for Python 2.7 (I think), not sure about > > Jupyter. > > > > Jason > > moorepants.info > > +01 530-601-9791 > > > > > > On Sat, Dec 14, 2019 at 9:07 PM Aaron Meurer <asmeu...@gmail.com> wrote: > >> > >> Quite a few other large packages have already dropped Python 2 support > >> for over a year. matplotlib and Jupyter already dropped it. I'm not > >> aware of many issues. > >> > >> Aaron Meurer > >> > >> On Sat, Dec 14, 2019 at 4:47 PM Isuru Fernando <isu...@gmail.com> wrote: > >> > > >> > FYI, NumPy has already dropped python 2.7 support in 1.17.0 in July. > >> > They are supporting 1.16.x until January, 1 2020 and 1.16.x will no > >> > longer be supported. > >> > > >> > Isuru > >> > > >> > On Sat, Dec 14, 2019 at 5:36 PM Oscar Benjamin > >> > <oscar.j.benja...@gmail.com> wrote: > >> >> > >> >> I don't see why anything dramatic will happen when NumPy drops support > >> >> for Python 2.7. The current releases of both NumPy and SymPy will > >> >> still be available for Python 2.7. Gradually over time more new > >> >> releases will emerge that can't be installed on Python 2.7 but nothing > >> >> will immediately break for people who continue to use 2.7 with NumPy > >> >> and/or SymPy. Those users will just be stuck with the current versions > >> >> of 3rd party packages as well as an old version of the interpreter. > >> >> > >> >> On Sat, 14 Dec 2019 at 23:28, Jason Moore <moorepa...@gmail.com> wrote: > >> >> > > >> >> > I'd like for us to hang on to Py27 until we see what happens when > >> >> > NumPy drops it. I personally feel like shit might hit the fan. > >> >> > > >> >> > Jason > >> >> > moorepants.info > >> >> > +01 530-601-9791 > >> >> > > >> >> > > >> >> > > >> >> > On Sat, Dec 14, 2019 at 3:05 PM Aaron Meurer <asmeu...@gmail.com> > >> >> > wrote: > >> >> >> > >> >> >> > >> >> >> > >> >> >> On Sat, Dec 14, 2019 at 2:31 PM Oscar Benjamin > >> >> >> <oscar.j.benja...@gmail.com> wrote: > >> >> >>> > >> >> >>> Python 2.7 support can be dropped in SymPy 1.6 (the next release). > >> >> >>> We > >> >> >>> don't yet know though if we will need a 1.5.1 bugfix release though > >> >> >>> so > >> >> >>> I'd prefer to give it a few weeks before dropping Python 2.7 from > >> >> >>> Travis. I think that as soon as Python 2.7 is not tested SymPy will > >> >> >>> stop working on it because it will become unimportable within a few > >> >> >>> PRs. > >> >> >> > >> >> >> > >> >> >> We should make sure __init__.py stays importable so we can give an > >> >> >> error message about Python 2 not being supported. > >> >> >> > >> >> >>> > >> >> >>> > >> >> >>> Once 2.7 is removed from Travis there are a number of places in the > >> >> >>> codebase that can be cleaned up (noted with the "dropping Python 2" > >> >> >>> label) and a bunch of compat code that can be removed. > >> >> >>> > >> >> >>> SymPy's current Python version support policy is here > >> >> >>> https://github.com/sympy/sympy/wiki/Python-version-support-policy > >> >> >>> and says that a version of Python is supported until it reaches EOL. > >> >> >>> For Python 3.5 that is September 2020 according to the table here: > >> >> >>> https://devguide.python.org/#status-of-python-branches > >> >> >>> > >> >> >>> Dropping 3.5 before then wouldn't match the support policy but if > >> >> >>> there are strong advantages then it can be discussed. > >> >> >> > >> >> >> > >> >> >> We might need to become more aggressive at some point. Python is > >> >> >> planning on speeding up their release cadence so with the current > >> >> >> policy there will be more Python versions for us to support. > >> >> >> > >> >> >> Aaron Meurer > >> >> >> > >> >> >>> > >> >> >>> > >> >> >>> -- > >> >> >>> Oscar > >> >> >>> > >> >> >>> On Sat, 14 Dec 2019 at 15:26, Francesco Bonazzi > >> >> >>> <franz.bona...@gmail.com> wrote: > >> >> >>> > > >> >> >>> > Great new! > >> >> >>> > > >> >> >>> > Are we going to drop Python 2.7 and 3.4 support? > >> >> >>> > > >> >> >>> > There are two nice things to have: > >> >> >>> > > >> >> >>> > support for type annotations with enforcement in testing. > >> >> >>> > integration of MatchPy into SymPy (unfortunately this step > >> >> >>> > requires to drop Python 3.5 support as well, as MatchPy is Python > >> >> >>> > 3.6+ only). > >> >> >>> > > >> >> >>> > > >> >> >>> > On Saturday, 14 December 2019 02:38:23 UTC+1, Oscar wrote: > >> >> >>> >> > >> >> >>> >> On Fri, 13 Dec 2019 at 21:41, Oscar Benjamin > >> >> >>> >> <oscar.j...@gmail.com> wrote: > >> >> >>> >> > > >> >> >>> >> > Hi all, > >> >> >>> >> > > >> >> >>> >> > It is my pleasure to announce the release of SymPy 1.5 today. > >> >> >>> >> > I have > >> >> >>> >> > uploaded the release files to for this release to PyPI so you > >> >> >>> >> > should > >> >> >>> >> > be able to install or upgrade with > >> >> >>> >> > > >> >> >>> >> > $ pip install -U sympy > >> >> >>> >> > >> >> >>> >> I just realised I didn't give the hashes for the release files > >> >> >>> >> which are > >> >> >>> >> > >> >> >>> >> 8ae4a95378304ed4081921767fe46f0adf5921bf471c9f5df425abf2c655d751 > >> >> >>> >> sympy-1.5-py2.py3-none-any.whl > >> >> >>> >> 31567dc010bff0967ef7a87210acf3f938c6ab24481581fc143536fb103e9ce8 > >> >> >>> >> sympy-1.5.tar.gz > >> >> >>> >> b880a0819efac35661e59ec4341e3df7667e51f952033b12a91361f792458639 > >> >> >>> >> sympy-docs-html-1.5.zip > >> >> >>> >> 2f366888c0efc86bf031e1db4dd988463c26583a8582e33b4bc85eb6b14d4ea1 > >> >> >>> >> sympy-docs-pdf-1.5.pdf > >> >> >>> >> > >> >> >>> >> I'm interested to know: does anyone check these? > >> >> >>> >> > >> >> >>> >> -- > >> >> >>> >> Oscar > >> >> >>> > > >> >> >>> > -- > >> >> >>> > 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/b17bed68-2653-4bb9-8b54-fa19eaeb18e3%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/CAHVvXxTr0NMn5w2ZKbbCTRdtZHp0Fq4H18vrHCFr8%2BK5KbO%2BbA%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/CAKgW%3D6JgEuAWSX%2B37dfDkRvxGJYd23NFHAvy%2BaCD59VShLFqQg%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/CAP7f1AiJqLahHrRVk%3D3UiYCvh5ERVrKqwLAOS0GZyUEi9CYCbA%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/CAHVvXxSJy7ufBPOYh1Gx%3DY9UQ_YmXThO0aRtkY5wd5RMi8%3D5ig%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/CA%2B01voPuK1Y8gDxJNot6ik%3D71D40x8CohQOTnT1_x2krBosWxw%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/CAKgW%3D6K8ucOVy%3Dew2bd3Mjatq99h59wAiwMrYhuARKWR9ThXFw%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/CAP7f1AgQmjtzsi04j80n0knQm%2BLggo91HotUe1JsyrQQH4%3DnRA%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/CAHVvXxS6mnZ4kYYNttR%3DZ7FXd-hkR_tZPqOvgfqh6o%3D2NWMbog%40mail.gmail.com.
