I am interested and would like to learn more. So do you just sudo apt install pypy3 and then pypy3 -m pytest /my/python/app and if things go well yo

I am interested and would like to learn more. So do you just sudo apt install pypy3 and then pypy3 -m pytest /my/python/app and if things go well you either got a 5-10x speed up or an insufficient test suite?