python - How to add elements to numpy ndarray

Question

(This question already has answers here): question from:https://stackoverflow.com/questions/66053415/how-to-add-elements-to-numpy-ndarray

Answer 1

What about numpy.vstack?

A = np.array([[1.11926603, 0.66536009, 0.63453309],
    [0.57149771, 0.43967367, 0.30005988]])
B = np.array([x.xxxxx, y.yyyyy, z.zzzzz])
A = np.vstack((A, B))

...gives the wanted result.