There are many places where we could make use of Pathlib.

Look for any places that uses with open(...) and ask yourself:

• is the argument a string ?
• would it make sens to make it a Path(),
• how far upstream in the code can I make it a Path.

Don't try to bite more than you can chew (or more than I can review), try to fix 1 place at a time.

Hi, I stumbled over a bug resp. mistake in your documentation.

Bug description

Your setup documentation contains call of

sudo echo something > file

which is ..well..entirely wrong. sudo echo will write to stdout, then the redirection with ">" will write it with user rights and this will fail as this example wants to add a debian repo to a location where only root can write.

Hi,

In regard to @n-riesco 's comment "please could you also confirm that the file %APPDATA%\jupyter\kernels\javascript\kernel.json":
I don't seem to have the folder kernels. (I guess that explains why Atom says it can't find the kernels?)

regarding the instructions on [https://

At the moment the user has to press Ctrl (or a different modifier key if changed in settings) to bring up the hover tooltip. We could allow specifying a delay as an alternative/additional activation method. This is how it is implemented in VScode I think.

Sketch for setting chema:

"delay": {
  "title": "Hover delay",
  "type": ["number", "null"],
  "default": 300,
  "