On Thu, Apr 23, 2015 at 02:52:33PM +0200, Enrico Zini wrote: > On Mon, Apr 20, 2015 at 11:14:28AM -0400, Paul Tagliamonte wrote: > > > So, round one of all of this is getting the critical path *under* each > > of our services ready, so that when we need to migrate, we don't need > > to scramble. > > There is another constraint that I forgot: the production environment is > Debian Stable, which will soon mean Jessie. If a python2-only module > gets ported to python3 in jessie+1, to use it for debian.org services > the python3 version also needs to be maintained in backports. > > For example, I am about to add python-git as a dependency to > nm.debian.org, as I need it to parse the stream of changes that I get > via the keyring.debian.org git changelog, and python-git is python2-only > in Jessie[1]. Having python3-git in jessie+1 won't be enough to make > nm.debian.org deployable with python3: python3-git will also need to be > in jessie-backports, and with a commitment to keep it up to date with > security uploads, because I'm going to run it every night to parse git > logs that are obtained via potentially insecure network connections. > > > Enrico > > [1] I've recently been really sad to figure out that python-git is > python2-only, and so is dulwich. As a personal policy, if I start a > new python project now I start it with python 3.4. I had to start a > new project with python2 because of that, and I felt dirty.
FWIW, Dulwich supports Python3 these days [1]. We haven't actually put out a release with Python3 support yet, but that should happen shortly - along with an upload to unstable. experimental already has a `python3-dulwich` package, built from an upstream snapshot. Cheers, Jelmer [1] With the exception of `dulwich.web`, the HTTP serverside implementation.
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