W3School TIY Editor
W3School 在线教程
改变方向
暗黑模式
python_numpy_array_reshape.py:
import numpy as np arr = np.array([1, 2, 3, 4, 5, 6, 7, 8, 9, 10, 11, 12]) newarr = arr.reshape(4, 3) print(newarr)