<div dir="auto">I do not seen a issue with it. The developer guide has 3.5 and 3.6 only receiving security updates currently.</div><br><div class="gmail_quote"><div dir="ltr" class="gmail_attr">On Mon, Nov 18, 2019, 9:16 AM Peter Cock <<a href="mailto:p.j.a.cock@googlemail.com">p.j.a.cock@googlemail.com</a>> wrote:<br></div><blockquote class="gmail_quote" style="margin:0 0 0 .8ex;border-left:1px #ccc solid;padding-left:1ex">If you mean we should aim to release Biopython 1.76 as the final release with<br>
Python 2.7 support in mid/late December 2019 (rather than early January 2020<br>
which is what I was thinking), I wouldn't object.<br>
<br>
Any thoughts on Python 3.5 support?<br>
<br>
Peter<br>
<br>
On Mon, Nov 18, 2019 at 2:59 PM Michiel de Hoon <<a href="mailto:mjldehoon@yahoo.com" target="_blank" rel="noreferrer">mjldehoon@yahoo.com</a>> wrote:<br>
><br>
> >To start the conversation going, I would like to suggest we drop Python 3.5<br>
> support at the same time that we drop Python 2.7 (after our first release in<br>
> 2020).<br>
><br>
> Let's drop Python 2.7 already in our first release in 2020, so that all releases from 2020 are Python3 only.<br>
><br>
> Best,<br>
> -Michiel<br>
><br>
><br>
> On Monday, November 18, 2019, 10:33:55 PM GMT+9, Peter Cock <<a href="mailto:p.j.a.cock@googlemail.com" target="_blank" rel="noreferrer">p.j.a.cock@googlemail.com</a>> wrote:<br>
><br>
><br>
> Dear Biopythoneers,<br>
><br>
> We have already announced that we are dropping Python 2.7 support in<br>
> early 2020, which will leave us supporting Python 3.5, 3.6, 3.7 and 3.8.<br>
><br>
> Both Python 3.5 and 3.6 are no longer getting bug fixes, only security<br>
> fixes though to September 2020 and December 2021 respectively<br>
> (based on a five year life cycle):<br>
><br>
> <a href="https://devguide.python.org/#status-of-python-branches" rel="noreferrer noreferrer" target="_blank">https://devguide.python.org/#status-of-python-branches</a><br>
><br>
> As usual, the motivation is both reducing the number of combinations we<br>
> must test on, and being able to take advantage of language improvements.<br>
> In this case we would be able to assume sorted dictionaries (a language<br>
> feature guaranteed in Python 3.7 onwards, but actually implemented in<br>
> C Python 3.6 and PyPy so effectively available in Python 3.6 onwards).<br>
><br>
> In similar past discussion the only real obstacle to dropping support for<br>
> older Python versions has been when a widely used Linux system had<br>
> it as the default system Python - although nowadays with conda etc it<br>
> is very easy to ignore that in favour of a user-specific Python setup.<br>
><br>
> Are any of our mailing list subscribers still using Python 3.5? If so,<br>
> would having to update be a major hurdle?<br>
><br>
> To start the conversation going, I would like to suggest we drop Python 3.5<br>
> support at the same time that we drop Python 2.7 (after our first release in<br>
> 2020).<br>
><br>
> Peter<br>
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</blockquote></div>