On 18.05.2018 05:19, Piotr Ożarowski wrote: > [Matthias Klose, 2018-05-17] >> PEP 394 [1] saw an update in April 2018 [2], the diffs at [3]. >> >> The most important change from my point of view is >> >> -* It is suggested that even distribution-specific packages follow the >> - ``python2``/``python3`` convention, even in code that is not intended to >> +* It is strongly encouraged that distribution-specific packages use >> ``python2`` >> + or ``python3`` rather than ``python``, even in code that is not intended >> to >> operate on other distributions. > > FTR: the day this PEP asks us to point /usr/bin/python to python3 is the > day I start ignoring it, to say the least. > >> I don't think there is enough time to replace all python shebangs to python2 >> in >> time for the buster release, however there is no harm in starting this >> process >> now. > > too late, this process has already started (since dh_python2 v3.20180313) ;-P > >> But I'd like to get this done for buster+1, in the case we still need to >> ship a Python2/2.7, so that buster+1 doesn't ship with a python command, but >> maybe with a python2 command. > > we already ship /usr/bin/python2. Removing /usr/bin/python makes sense > as well (administrators can symlink it to whatever they want once it's > gone from Debian), but... > >> The first step is to create a set of python2* packages in python-defaults, >> with >> contain all the python2* symlinks, and having the python* packages depend on >> those python2 packages. This change itself is a no-op and shouldn't affect >> anything. >> >> As a second step change the dh_python2 (in python-defaults), and dh-python to >> generate dependencies on python2 instead of python, and replacing the shebang >> from python to python2. >> >> This should cover the majority of packages to replace dependencies on python >> with dependencies on python2. There are packages which don't check for >> python2, >> so these probably need adjustments. But again, the goal for buster+1 is to >> ship >> as few Python2 dependent packages as possible, if any. > > this is useless. What will we gain by renaming packages?
who said, that we should rename packages? The only packages being dropped are the python defaults packages. > > I refuse to do that work! There is no work in renaming the packages. It's about the dependency generation and the shebang. > The only message it sends is that we don't think /usr/bin/python or > python package is Python 2.7 anymore and that's definitely not the > message I want to send. No, that's not what the PEP says. Matthias
