Those are not multithreading, they are asynchronous io which is different. With asynchronous io in Python the only concurrency/parallelism you can do is for IO.

Those are not multithreading, they are asynchronous io which is different. With asynchronous io in Python the only concurrency/parallelism you can do is for IO. Multithreading in Python currently has the same limitation though but it needn't.