import numpy as np A = np.array((0.4, 1.6, 2.1, -3.7, 2.9)) output: array([ 0.4, 1.6, 2.1, -3.7, 2.9]) A = np.around(A) output: array([ 0., 2., 2., -4., 3.]) A = A.astype(int) output: array([ 0, 2, 2, -4, 3])