Actually, it related news, we just released cuPyNumeric Library Download | NVIDIA Developer so now you can do GPU accelerated NumPy equivalent.
For standard python, I do not believe that we support multi-CPU. We are a GPU accelerated platform. The more precise answer is it’s very complicated, and really depends on what you’re trying to do, but in general multiprocessing is not supported.
Here is a previous reference
Multiprocessing support in Isaac Sim - Omniverse / Isaac Sim - NVIDIA Developer Forums