擅长:python、mysql、java
<p>我认为这个错误是因为API没有给出正确的json响应。所以我认为您可以从您的侧面检查密钥是否在API响应中</p>
<pre><code>if 'products' in j:
name = j['products'][0]['product_name']
description = j['products'][0]['product_description']
else:
#Whatever you want when 'product' is not in API response
</code></pre>