如何在python中保存3D数组并在mathematica中导入它

诀窍是将数组展平为2D数组:

import numpy as np
a=np.zeros((2,3,4))
a[0,0,0]=10
b=a.reshape(1,24)

np.savetxt("/matrix.CSV",b,delimiter=',')

然后在导入后在Mathematica中将其转换为3D,我们可以使用:

 file=Import["matrix.CSV","Data"]
 matrix=ArrayReshape[file, {2, 3, 4}]