You can use shared memory without ctypes: https://docs.python.org/3/library/multiprocessing.shared_memory.html https://docs.python.org/3/library/multiprocessing

You can use shared memory without ctypes: https://docs.python.org/3/library/multiprocessing.shared_memory.html https://docs.python.org/3/library/multiprocessing.shared_mem... But you still do have to jump through some hoops then. But like the example in the docs show there are shareable primitives, you can share numpy arrays, etc.