Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-16 Thread Antoine Pitrou
On Fri, 14 Apr 2017 22:19:42 -0700 Nathaniel Smith wrote: > > From numpy's perspective, I feel like the most important reason to > continue supporting 2.7 is our ability to convince people to keep > upgrading. (Not the only reason, but the most important.) What I mean > is: if we dropped 2.7 suppo

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Ralf Gommers
On Sat, Apr 15, 2017 at 7:02 PM, Nathaniel Smith wrote: > On Fri, Apr 14, 2017 at 10:47 PM, Ralf Gommers > wrote: > > > > > > On Sat, Apr 15, 2017 at 5:19 PM, Nathaniel Smith wrote: > [...] > >> From numpy's perspective, I feel like the most important reason to > >> continue supporting 2.7 is o

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Charles R Harris
On Fri, Apr 14, 2017 at 11:47 PM, Ralf Gommers wrote: > > > On Sat, Apr 15, 2017 at 5:19 PM, Nathaniel Smith wrote: > >> On Fri, Apr 14, 2017 at 5:19 PM, Charles R Harris >> wrote: >> > Hi All, >> > >> > It may be early to discuss dropping support for Python 2.7, but there >> is a >> > disturba

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Julian Taylor
On 15.04.2017 16:30, Julian Taylor wrote: > On 15.04.2017 16:17, Marten van Kerkwijk wrote: >> Hi All, >> >> I think Nathaniel had a good summary. My own 2¢ are mostly about the >> burden of supporting python2. I have only recently attempted to make >> changes in the C codebase of numpy and one of

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Julian Taylor
On 15.04.2017 16:17, Marten van Kerkwijk wrote: > Hi All, > > I think Nathaniel had a good summary. My own 2¢ are mostly about the > burden of supporting python2. I have only recently attempted to make > changes in the C codebase of numpy and one of the reasons I found this > more than a little da

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Marten van Kerkwijk
Hi All, I think Nathaniel had a good summary. My own 2¢ are mostly about the burden of supporting python2. I have only recently attempted to make changes in the C codebase of numpy and one of the reasons I found this more than a little daunting is the complex web of include files. In this respect,

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread CJ Carey
What do we think about the trade-offs of having a shared 2.7/3.x codebase going forward? As Python3 adds more nontrivial features, keeping compatibility with 2.7 becomes more burdensome. Will there be a separate py2-numpy branch/repo at some point before ending support? On Apr 15, 2017 4:48 AM,

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Julian Taylor
On 15.04.2017 02:19, Charles R Harris wrote: > Hi All, > > It may be early to discuss dropping support for Python 2.7, but there is > a disturbance in the force that suggests that it might be worth looking > forward to the year 2020 when Python itself will drop support for 2.7. > There is also a w

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-15 Thread Nathaniel Smith
On Fri, Apr 14, 2017 at 10:47 PM, Ralf Gommers wrote: > > > On Sat, Apr 15, 2017 at 5:19 PM, Nathaniel Smith wrote: [...] >> From numpy's perspective, I feel like the most important reason to >> continue supporting 2.7 is our ability to convince people to keep >> upgrading. (Not the only reason,

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-14 Thread Ralf Gommers
On Sat, Apr 15, 2017 at 5:19 PM, Nathaniel Smith wrote: > On Fri, Apr 14, 2017 at 5:19 PM, Charles R Harris > wrote: > > Hi All, > > > > It may be early to discuss dropping support for Python 2.7, but there is > a > > disturbance in the force that suggests that it might be worth looking > > forw

Re: [Numpy-discussion] Long term plans for dropping Python 2.7

2017-04-14 Thread Nathaniel Smith
On Fri, Apr 14, 2017 at 5:19 PM, Charles R Harris wrote: > Hi All, > > It may be early to discuss dropping support for Python 2.7, but there is a > disturbance in the force that suggests that it might be worth looking > forward to the year 2020 when Python itself will drop support for 2.7. There >