📅  最后修改于: 2022-03-11 14:56:31.343000             🧑  作者: Mango
代码示例1
>>> a = np.array([[1], [2], [3]])
>>> b = np.array([[4], [5], [6]])
>>> np.vstack((a,b))
array([[1],
[2],
[3],
[4],
[5],
[6]])