擅长:python、mysql、java
<p>你可以<code>.ravel</code><br/>
从<a href="http://docs.scipy.org/doc/numpy/reference/generated/numpy.ravel.html" rel="nofollow">docs</a>:</p>
<pre><code>>>> x = np.array([[1, 2, 3], [4, 5, 6]])
>>> print np.ravel(x)
[1 2 3 4 5 6]
</code></pre>