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.

Every kubeflow image should be scanned for security vulnerabilities.
It would be great to have a periodic security report.
Each of these images with vulnerability should be patched and updated.

could you add one of the spellchecker plugins?

The plotting UI leaves a lot to be desired:

• When you bring up the plotting UI, it's not obvious that you have to do some work to make a plot happen. If you don't, there's no error message, just a never-ending wait. (see https://gitter.im/polynote/polynote?at=5e0e36f9eac8d1511e9ed2ff )
• Why do we make you drag things onto axes? Especially when there is only one axis it could go onto (at leas

Use case

Polyaxon tracking can be used to automatically log all information generated by Ludwig.

We should probably think about adding support for Polyaxon's tracking module in Ludwig contrib.

When printing out the "click here to connect to Pluto" message, ipv6 addresses with ports need to be surrounded by square brackets. E.g. instead of:

Go to http://fd37:5040::1:1234/?secret=JqXhcn8x in your browser to start writing ~ have fun!

It should be:

Go to http://[fd37:5040::1]:1234/?secret=JqXhcn8x in your browser to start writing ~ have fun!

This disambiguates