Python has lots of libraries, and is known as the 'second best language for everything' so suck it up and learn a bit to complement your PHP. You don't need to

Python has lots of libraries, and is known as the 'second best language for everything' so suck it up and learn a bit to complement your PHP. You don't need to learn it comprehensively- just a bit. (Alternatives to python are c# or Java). Then I woudl say invest the time to learn Rust, as a long term strategy.