Как ввести струнный символ в Numpy Zeros Imatrix N Python
a = np.zeros((3,3),int)
a[[0,1,2],[2,0,1]] = [1,2,3]
a
array([[0, 0, 1],
[2, 0, 0],
[0, 3, 0]])
A = a.astype(str)
A
array([['0', '0', '1'],
['2', '0', '0'],
['0', '3', '0']],
dtype='<U11')
A[[0,1,2],[0,1,2]] = 'X'
A
array([['X', '0', '1'],
['2', 'X', '0'],
['0', '3', 'X']],
dtype='<U11')
Gentle Goshawk