On Tue 25/09/2018 01:53, Daniel Dickman wrote: > On Tue, Sep 25, 2018 at 1:10 AM, Björn Ketelaars > <bjorn.ketela...@hydroxide.nl> wrote: > > The recent [0] update of py-zmq to 17.1.2 breaks jupyter-notebook. > > > > I am unable to find a solution for this problem. I did find a > > workaround: updating to a newer version of py-ipykernel. Elias M. > > Mariani was so kind to provide a diff for updating our version in ports, > > which has been OKed by edd@ [1]. However, this update breaks > > py-matplotlib. The latter issue is fixed by updating py-matplotlib, > > which relies on new DEPs... > > > > what a mess... :-( > > > > > Way forward would be to: > > 1.) Import py-kiwisolver (sent to ports@) > > 2.) Import py-subprocess32 (sent to ports@) > > 3.) Update py-matplotlib (diff sent to MAINTAINER) > > 4.) Update py-ipykernel (OKed [1]) > > > > However, I'm not confident that there is enough time to test the above > > before the 6.4 freeze. Therefore I would like to propose to revert the > > recent update of py-zmq. Diff enclosed. > > let me ponder this for a few days before we revert py-zmq. I've done > most of the same updates locally on my end so I'll compare my work > with yours. > > I share your concern about updating matplotlib. It seems to be one of > the trickier ports to get right. > > Question in the meantime. Does a slightly older version of matplotlib > fix the problem for you? For example, 2.0.2? That version can avoid > some of the risk of doing such a big update. For example, it doesn't > depend on kiwisolver and subprocess32 is allegedly optional. I think > if that version fixes the problem it would really minimize the risk of > doing an update.
Issue with the newer version of py-ipykernel is that it uses matplotlib.to_rgba() [0], which has been added as part of matplotlib 2.1.0. Updating to 2.0.2 does not fix the problem. [0] https://github.com/ipython/ipykernel/blob/4.9.0/ipykernel/pylab/backend_inline.py#L195
