numpy, pandas (mostly) and (scipy) mostly work through cpyext. We're considering how to make them fast now. It would never be faster on large_array + large_arra

numpy, pandas (mostly) and (scipy) mostly work through cpyext. We're considering how to make them fast now. It would never be faster on large_array + large_array, but it should be faster (by a lot) with element access etc., bit like numba