Nicolas Brichet

Hi, You can get the nbgrader version with `nbgrader --version` command. Can you copy the result of `jupyter --version` please ?

`nbgrader` is currently in version `0.7.1` If you don't specifically need version `0.6.2`, you can try installing the latest version. This version breaks some dependencies, you should to use a...

You can specify the version in conda : `conda install nbgrader=0.7.1` Or use pip : `pip install nbgrader==0.7.1`. I can't test on Windows, but on Linux the default version is...

CC @jhamrick Currently the mathjax script used in `nbgrader` come from the classic notebook package, and the config is `config=TeX-AMS-MML_HTMLorMML-full`. As the classic notebook will not be used anymore, I'm...

Fixed in https://github.com/jupyter/nbgrader/pull/1677

The `launcher-extension` creates a launcher widget if the main area is empty when the file browser is restored : https://github.com/jupyterlab/jupyterlab/blob/1d19ababaa004247a5566f585f701a4537169c1b/packages/launcher-extension/src/index.ts#L118-L129 On the other hand, the document from URL is also...

Thanks @afshin

I think it can be merged, failing tests look like flaky tests.

> please update snapshots Looks like it was updated in master branch

Nice, the last commit from bot broke the test...