+1 Ash Berlin-Taylor <a...@apache.org>于2019年11月12日 周二下午2:51写道：
> +1 from me too, especially now Debian ships a newer version. > > And yes, doing it for 2.0 seems like the best time > > -ash > > On 12 November 2019 22:45:42 GMT, Felix Uellendall <felue...@pm.me.INVALID> > wrote: > >Absolutely +1. In my opinion that should come together with the drop of > >Python 2.7. So I mean target that for 2.0 as well. WDYT? Or is it more > >like sth. for 2.1? > > > >Felix > > > >Sent from ProtonMail Mobile > > > >On Tue, Nov 12, 2019 at 23:02, Kamil Breguła > ><kamil.breg...@polidea.com> wrote: > > > >> +1 > >> > >> On Tue, Nov 12, 2019 at 10:48 PM Kaxil Naik <kaxiln...@gmail.com> > >wrote: > >>> > >>> +1 > >>> > >>> On Tue, Nov 12, 2019 at 9:47 PM Dan Davydov > ><ddavy...@twitter.com.invalid> > >>> wrote: > >>> > >>> > +1 > >>> > > >>> > On Tue, Nov 12, 2019 at 4:46 PM Jarek Potiuk > ><jarek.pot...@polidea.com> > >>> > wrote: > >>> > > >>> > > Yep. It was actually a '+1' in disguise Bolke :). > >>> > > > >>> > > On Tue, Nov 12, 2019 at 10:44 PM Christian Lellmann > >>> > > <christian.lellm...@googlemail.com.invalid> wrote: > >>> > > > >>> > > > +1 from my side too! > >>> > > > > >>> > > > Bolke de Bruin <bdbr...@gmail.com> schrieb am Di., 12. Nov. > >2019, > >>> > 22:39: > >>> > > > > >>> > > > > I guess thats a +1 then? :-) > >>> > > > > > >>> > > > > Op di 12 nov. 2019 22:36 schreef Jarek Potiuk < > >>> > > jarek.pot...@polidea.com > >>> > > > >: > >>> > > > > > >>> > > > > > I'd love to get rid of python 3.5 > >>> > > > > > > >>> > > > > > We discussed it a few times but as of recently the main > >problem was > >>> > > > that > >>> > > > > > 3.5 was default python version of Stretch debian LTS (9). > >However > >>> > we > >>> > > > are > >>> > > > > > soon - this week likely - switching to Buster debian LTS > >as base > >>> > > image > >>> > > > > for > >>> > > > > > our CI tests (and production image that follows) (PR > >>> > > > > > https://issues.apache.org/jira/browse/AIRFLOW-5842). > >Buster comes > >>> > > with > >>> > > > > 3.7 > >>> > > > > > by default and is already 4 months old. > >>> > > > > > > >>> > > > > > I think we should make an educated decision, based on what > >we can > >>> > > gain > >>> > > > by > >>> > > > > > moving to 3.6. > >>> > > > > > > >>> > > > > > The PYPI stats show only downloads not current number of > >>> > > installations > >>> > > > - > >>> > > > > ( > >>> > > > > > https://pypistats.org/packages/apache-airflow), but I > >think they > >>> > are > >>> > > > > kind > >>> > > > > > of indicative numbers for potential users of 2.0. > >>> > > > > > They show steady decline of 3.5 downloads - currently at > >below 5%. > >>> > > > Python > >>> > > > > > 3.6 is by far the most popular (around 40% of downloads). > >>> > > > > > > >>> > > > > > There are few things we could benefit from by switching to > >3.6 - > >>> > this > >>> > > > is > >>> > > > > my > >>> > > > > > (subjective) selection of the ones that matter for > >Airflow: > >>> > > > > > > >>> > > > > > - Formatted string literals : > >>> > > > > > > >>> > > > > > > >>> > > > > > >>> > > > > >>> > > > >>> > > > > https://docs.python.org/3/whatsnew/3.6.html#pep-498-formatted-string-literals > >>> > > > > > (my > >>> > > > > > favourite one) > >>> > > > > > - Type annotations for variables : > >>> > > > > > > >>> > > > > > > >>> > > > > > >>> > > > > >>> > > > >>> > > > > https://docs.python.org/3/whatsnew/3.6.html#pep-526-syntax-for-variable-annotations > >>> > > > > > - > >>> > > > > > now especially that we use MyPy more and more this one is > >the > >>> > only > >>> > > > > > place we > >>> > > > > > have to leave ugly comments rather than annotations. > >>> > > > > > - Path-like types: > >>> > > > > > > >>> > > > > > > >>> > > > > > >>> > > > > >>> > > > >>> > > > > https://docs.python.org/3/whatsnew/3.6.html#pep-519-adding-a-file-system-path-protocol > >>> > > > > > - > >>> > > > > > nicer handling of file access > >>> > > > > > - Local Time disambiguation: > >>> > > > > > > >>> > > > > > > >>> > > > > > >>> > > > > >>> > > > >>> > > > > https://docs.python.org/3/whatsnew/3.6.html#pep-495-local-time-disambiguation > >>> > > > > > - > >>> > > > > > this had already caused problems in the past (I fixed a > >problem > >>> > > > where > >>> > > > > > pendulum and datetime objects were mixed and caused wrong > >>> > > behaviour > >>> > > > on > >>> > > > > > 3.5) > >>> > > > > > - Json loads supports binary format - > >>> > > > > > https://docs.python.org/3/whatsnew/3.6.html#json - this > >has > >>> > > already > >>> > > > > > bitten us as well. there was code working fine in py2.7 > >and 3.6 > >>> > > but > >>> > > > > not > >>> > > > > > working with 3.5(!). > >>> > > > > > > >>> > > > > > Last but not least - it might free some resources on > >Travis (I hope > >>> > > > > GitLab > >>> > > > > > fix will be out in 10 days or so and we will be able to > >start > >>> > testing > >>> > > > > > migration to it). > >>> > > > > > > >>> > > > > > J.. > >>> > > > > > > >>> > > > > > On Tue, Nov 12, 2019 at 10:00 PM Bolke de Bruin > ><bdbr...@gmail.com > >>> > > > >>> > > > > wrote: > >>> > > > > > > >>> > > > > > > Hi All, > >>> > > > > > > > >>> > > > > > > Can we drop python 3.5 support and switch to 3.6 as a > >minimum? > >>> > > > > > > > >>> > > > > > > Cheers > >>> > > > > > > Bolke > >>> > > > > > > > >>> > > > > > > >>> > > > > > > >>> > > > > > -- > >>> > > > > > > >>> > > > > > Jarek Potiuk > >>> > > > > > Polidea <https://www.polidea.com/> | Principal Software > >Engineer > >>> > > > > > > >>> > > > > > M: +48 660 796 129 <+48660796129> > >>> > > > > > [image: Polidea] <https://www.polidea.com/> > >>> > > > > > > >>> > > > > > >>> > > > > >>> > > > >>> > > > >>> > > -- > >>> > > > >>> > > Jarek Potiuk > >>> > > Polidea <https://www.polidea.com/> | Principal Software Engineer > >>> > > > >>> > > M: +48 660 796 129 <+48660796129> > >>> > > [image: Polidea] <https://www.polidea.com/> > >>> > > > >>> > >
