In the above example, only the 64-bit version is installed, so if you type py -3.10, you’ll get the 64-bit version of Python 3.10. If you use just -2 or -3 as the version switch, Python will ...

Python 3.10 development has stabilized and we ... the only way we could split this line across multiple lines was using the \ line continuation character: It works, but it’s not Pythonic.