The ecosystem is a much bigger deal. There's an officially supported python library for every SaaS product on the market, and many libraries that are best-in-class in areas like data science. It takes minutes to write to pdfs, make graphical charts, edit images, and a million other nuancy, minor parts of apps that you want, but don't want to spend a ton of time writing.

Java is the only static language that features roughly equivalent levels of support ecosystem wide.