<p>下面的代码段以<code>Business</code>的形式返回输出</p>
<pre><code>import json
data = json.loads('{"data":[{"categories":[{"id":"IAB3","label":"Business","parent":"IAB3","score":"0.223819028028717559","confident":true}],"url":"megatel.de"}]}')
print(data['data'][0]['categories'][0]['label'])
</code></pre>
<p>如果您有更多这样的数据,您可以迭代<code>data</code>变量,并通过在这两个位置用iterateor替换<code>0</code>索引来获得所需的结果</p>
<p>例如,如果json如下所示</p>
<pre><code>{"data":
[
{"categories":
[
{"id":"IAB3",
"label":"Business",
"parent":"IAB3",
"score":"0.223819028028717559",
"confident":true}
],
"url":"megatel.de"
},
{"categories":
[
{"id":"IAB3",
"label":"Business",
"parent":"IAB3",
"score":"0.223819028028717559",
"confident":true}
],
"url":"megatel.de"
}
]
}
</code></pre>
<p>您可以使用以下脚本获得类似的输出</p>
<pre><code>for entry in data['data']:
for categories in entry['categories']:
print categories['label']
</code></pre>