擅长:python、mysql、java
<p>或<code>map</code>:</p>
<pre><code>>>> l=[((0, 2.6147858445098677), (1, 1.0257184186249431)), ((0, 2.6147858445098677), (2, 0.34113605903013322)), ((0, 2.6147858445098677), (3, 0.074196986667672063)), ((1, 1.0257184186249431), (2, 0.34113605903013322)), ((1, 1.0257184186249431), (3, 0.074196986667672063)), ((2, 0.34113605903013322), (3, 0.074196986667672063))]
>>> list(map(lambda x: (x[0][0],x[1][0]),l))
[(0, 1), (0, 2), (0, 3), (1, 2), (1, 3), (2, 3)]
>>>
</code></pre>