<p>这与json无关—一旦<code>json.load()</code>解析了json字符串,您得到的是一个普通的python对象(通常是dict,有时是列表,但这是合法的字符串、int、float、boolean或<code>None</code>)。在</p>
<blockquote>
<p>it is a list containing a list with an element with an array as the value.</p>
</blockquote>
<p>实际上它是一个<code>dict</code>,有两个键<code>"channel"</code>和{<cd5>}。第一个有另一个dict for value,第二个是<code>dict</code>s的<code>list</code>。如何使用dict和list在FWIW中有大量的文档</p>
<ul>
<li><a href="https://docs.python.org/3/tutorial/datastructures.html#dictionaries" rel="nofollow noreferrer">https://docs.python.org/3/tutorial/datastructures.html#dictionaries</a></li>
<li><a href="https://docs.python.org/3/library/stdtypes.html#mapping-types-dict" rel="nofollow noreferrer">https://docs.python.org/3/library/stdtypes.html#mapping-types-dict</a></li>
<li><a href="https://docs.python.org/3/tutorial/introduction.html#lists" rel="nofollow noreferrer">https://docs.python.org/3/tutorial/introduction.html#lists</a></li>
<li><a href="https://docs.python.org/3/library/stdtypes.html#sequence-types-list-tuple-range" rel="nofollow noreferrer">https://docs.python.org/3/library/stdtypes.html#sequence-types-list-tuple-range</a></li>
</ul>
<p>这里,您要查找的值存储在“feeds”键中dicts的“field2”键下,因此您需要的是:</p>
<pre><code># get the list stored under the "feeds" key
feeds = json_object["feeds"]
# iterate over the list:
for feed in feeds:
# get the value for the "field2" key
print feed["field2"]
</code></pre>