擅长:python、mysql、java
<p><code>bmat</code>不做任何异国情调或花哨的事情;基本上,它只是连接的几个级别:</p>
<pre><code>In [308]: np.bmat([[a,a],[a,a]]).A
Out[308]:
array([[0, 1, 0, 1],
[2, 3, 2, 3],
[0, 1, 0, 1],
[2, 3, 2, 3]])
In [309]: alist = [[a,a],[a,a]]
In [310]: np.concatenate([np.concatenate(sublist, axis=1) for sublist in alist], axis=0)
Out[310]:
array([[0, 1, 0, 1],
[2, 3, 2, 3],
[0, 1, 0, 1],
[2, 3, 2, 3]])
</code></pre>