-> Easy to pick up
-> Ecosystem of libs : whatever domain specific problem you're dealing with, there's probably something out there to help you.
-> Ecosystem of users : be it for hiring or simply stack overflowing your issues, there's plenty of people.
All of this contributes to make Python the best Swiss Army knife of programming.
If you go chopping some wood, I'd recommend using an axe / chainsaw / saw but for the day to day, your generalist tool does the trick.