�元组：</p>
<pre><code>In [64]: arr
Out[64]: 
array([[-2.0016, -0.3718],
       [ 1.669 , -0.4386]])

In [65]: np.tile(arr, (2, 1))
Out[65]: 
array([[-2.0016, -0.3718],
       [ 1.669 , -0.4386],
       [-2.0016, -0.3718],
       [ 1.669 , -0.4386]])

In [66]: np.tile(arr, (3, 2))
Out[66]: 
array([[-2.0016, -0.3718, -2.0016, -0.3718],
       [ 1.669 , -0.4386,  1.669 , -0.4386],
       [-2.0016, -0.3718, -2.0016, -0.3718],
       [ 1.669 , -0.4386,  1.669 , -0.4386],
       [-2.0016, -0.3718, -2.0016, -0