Hello Nathan, Am 17.04.2018 um 08:08 schrieb Nathan Cutler: > Background: Python 2 will be deprecated in 2020. Python 3 has been > available in all major Linux distros for years. > > Of course, Python 2 is *also* available in all major Linux distros, > but this is not going to be true for much longer. It will be > deprecated and eventually removed. > > Migration, then, is going to happen - it's just a question of "when". > > Given that Python 3 is available now, and will be supported for many > years, as opposed to Python 2 which will be going away and will not be > supported, the need to migrate our Python code to Python 3 will only > become more urgent, not less. > > Ceph contains the following Python code (please correct me if this > list is not complete): > > Python bindings (already migrated, i.e. Python 3 bindings are available) > MGR modules (migration in progress; no testing with Python 3, though) Dashboard is ready for Python 3 and it is tested for Python 2 and 3. > ceph-volume (migration status: ?) > ceph-detect-init (migration status: ?) > ceph-disk (migration status: ?, deprecated, will be removed in Nautilus) > Python scripts needed for "make check" (migration in progress) > Python scripts needed for QA/teuthology (migration status: ?) > Other Python scripts (not packaged) > > Ideally this email would spark a discussion on how to perform the > transition. In my imagination, the transition could go like this: > > Mimic - after a "best effort" to migrate, some Python code still runs > on Python 2, but Shaman has a Python 3 build flavor and teuthology is > capable of testing in Python 3-only environment. > > Nautilus - all remaining packaged Python code has been migrated and > explicitly runs (and is tested) on Python 3. Python 2 versions of our > code do not need to be provided or packaged, because all target > platforms support Python 3. There might still be some Python 2 scripts > in the git repo, but these are either special cases or for developer > use only, and are not packaged. > > Nathan > -- > To unsubscribe from this list: send the line "unsubscribe ceph-devel" in > the body of a message to majordomo@xxxxxxxxxxxxxxx > More majordomo info at http://vger.kernel.org/majordomo-info.html > Volker -- Volker Theile Software Engineer | openATTIC SUSE Linux GmbH, GF: Felix Imendörffer, Jane Smithard, Graham Norton, HRB 21284 (AG Nürnberg) Phone: +49 173 5876879 E-Mail: vtheile@xxxxxxxx
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