📜 如何从 numpy arrayt 中的 arraylist 中获取单个元素 - Python 代码示例
📅 最后修改于: 2022-03-11 14:45:59.426000 🧑 作者: Mango
代码示例1
>>> import numpy as np
>>> np_arr = np.array([[1,2,3], [4,5,6], [7,8,9]])
>>> np_arr
array([[1, 2, 3],
[4, 5, 6],
[7, 8, 9]])
>>> arr = [ele[0] for ele in np_arr]
>>> arr
[1, 4, 7]