Python numpy.array()生成相同元素数组的示例

如下所示：

new_array = np.zeros((5,4))
for i in range(3):
new_array[i] = np.array([0.25]*4)

运行结果：

>>> new_array

array([[0.25, 0.25, 0.25, 0.25],

[0.25, 0.25, 0.25, 0.25],

[0.25, 0.25, 0.25, 0.25],

[0. , 0. , 0. , 0. ],

[0. , 0. , 0. , 0. ]])

来源：https://blog.csdn.net/lying_byr/article/details/79690019