From my experience, for exploration of data, you usually use the functionality you already know and you visualize things as much as possible. So there is not a

From my experience, for exploration of data, you usually use the functionality you already know and you visualize things as much as possible. So there is not a huge advantage for Scala in terms of autocompletion and such, but there is quite a bit of advantage for python for batteries-included, visualisation and speed of execution. But yeah, I get your point, I find it annoying too.