For Python versus other languages, the place where it really gets interesting is that the unit time per solution is lower than it is with languages like Java, C++ or C. Yeah, it’s interpreted (ish).

In Java, you can write a beautiful program that is millions of lines long and have it not run because you forgot to include a semi-colon! No matter how experienced you are, this will always happen.

While Java, as well as Kotlin and Scala, can be used for data science, it's more likely to play a role behind the scenes, Ravisankar says. "Java is not built for data science -- most Java applications ...