On Tue, 6 Dec 2016 17:56:22 +0100 Gordon Ball <gor...@chronitis.net> wrote:
> I have just run the example you provided on two different systems > unfortunately without seeing what you saw - firefox/sid and > chromium/yakkety. (You didn't specify if this was python or python3, but > I would be surprised if that made a difference). I'm using chromium on an up-to-date Debian sid, and it's python3. > The ipywidgets warning should be unrelated. (Incidentially, ipywidgets > is now also packaged, but the example you give shouldn't be affected by > not having it installed). OK, I had to install python3-widgetsnbextension. Perhaps python3-jupyter-core or -client should Recommend: it? > Things I can think of: > > * are all the libjs packages up-to-date? (it is possible some > dependencies should be more tightly versioned) I'm using the latest version available in Debian sid. > * is there any javascript errors in the web console, or 404 errors in > the network console? (expect to see a single 404 extension.js, since > ipykernel doesn't provide any javascript extension) The only 404 is extension.js. Other than this I'm getting a warning in the console, but it seems unrelated: actions jupyter-notebook:find-and-replace does not exist, still binding it in case it will be defined later... > * can you use the firefox/chromium web inspector to identify the > element appearing as a black square? (perhaps a missing image file?) I already tried this, but I couldn't identify the square with the chromium "Developer tools". I hope you'll be able to reproduce the issue with chromium. Paride