擅长:python、mysql、java
<p>以下摘录是您需要的部分:</p>
<pre><code> 'articles': [{'source': {'id': 'techcrunch', 'name': 'TechCrunch'}, 'author': 'Darrell Etherington', 'title': "Tesla focuses on service with 25 new service centers in Q2, rate of new openings to 'increase'"
</code></pre>
<p>因此<code>top_headlines["articles"]</code>是文章列表,是具有单个key:value pair 的<code>"source": another_dict</code>,您可以通过以下方式获得标题:</p>
<pre><code>[article["source"]["title"] for article in top_headlines["articles"]]
</code></pre>