基礎(basic)

NumPy配列のファイル読み書き(Save /Load a file of NumPy array)

・保存(save)
>>> a = np.array([1,2,3])
>>> np.save('test.npy', a)

・読み込み(load)
>>> b = np.load('test.npy')
>>> print(b)
[1 2 3]

 ・保存(save)
>>> import numpy as np
>>> a = np.array([[1,2,3],[2,3,4]])
>>> np.save('test.npy',a)

 ・読み込み(load)
>>> b = np.load('test.npy')
>>> print(b)
[[1 2 3]
 [2 3 4]]