Would golang interfaced with the C++ implemenation be as fast? IMO one of the nice features of Python is being able to seamlessly drop to numba, or a C++ module

Would golang interfaced with the C++ implemenation be as fast? IMO one of the nice features of Python is being able to seamlessly drop to numba, or a C++ module when you need an optimized fastpath, but the rest of your application, the bulk of it, need not.