Re #2, if you haven't tried the newest versions recently (and especially with the jupyterlab beta which has a nicer completion GUI), I'd encourage you to take a

Re #2, if you haven't tried the newest versions recently (and especially with the jupyterlab beta which has a nicer completion GUI), I'd encourage you to take a look! It's come a long way, along with the library that's doing the completions under the hood.