擅长:python、mysql、java
<p>您可以在numpy中使用“unique”属性。你知道吗</p>
<pre><code>array_element = np.array([('T10', 'R1T0'), ('T20', 'R2T0'), ('T31', 'R3T1'), ('T21', 'R2T1'),
('T10', 'R1T0'), ('T20', 'R2T0')])
uniq_array,count_array = np.unique(array_element,axis=0, return_counts=True)
</code></pre>
<p>然后你就能得到答案。你知道吗</p>
<pre><code>print (uniq_array)
print (count_array)
</code></pre>
<blockquote>
<p>[['T10' 'R1T0'] ['T20' 'R2T0'] ['T21' 'R2T1'] ['T31' 'R3T1']]</p>
<p>[2 2 1 1]</p>
</blockquote>