擅长:python、mysql、java
<p>这个代码怎么样</p>
<pre class="lang-py prettyprint-override"><code># listplanets = ('Mercury', 'Earth')
In [19]: new_listplanets = [(index, {planet.lower(): planet}) for index, planet in enumerate(listplanets)]
# [(0, {'mercury': 'Mercury'}), (1, {'earth': 'Earth'})]
In [20]: new_listplanets[0][0]
Out[20]: 0
In [21]: new_listplanets[0][1]['mercury']
Out[21]: 'Mercury'
</code></pre>