let npy = try Npy(contentsOf: npyUrl) let shape = npy.shape let elements: [Float] = npy.elements() let isFortranOrder = npy.isFortranOrder try save(npy: npy, to: url)

let npz = try Npz(contentsOf: npzUrl) let npy = npz["name-of-array"] try npz.save(to: url)