The default behavior of NumPy structured or record arrays is to have contiguous memory layout for the array itself, but the fields within the structured or record array are not contiguous. This is ...

I would like to convert a load ply file vertices to a structure numpy array to be further processed by another library (pdal). My problem is that pdal only accepts structured array with fields 'x','y' ...

And, all of NumPy’s operations take place outside the Python runtime, so they aren’t constrained by Python’s limitations. Using NumPy for array and matrix math in Python ...