擅长:python、mysql、java
<p>你可以试试这个</p>
<pre><code>>>> lst=[{'createdTime': '2017-11-05T06:43:08.000Z',
'fields': {'Pair ID': 14},
'id': 'rec5Y5ML3w2nlKCYx'},
{'createdTime': '2017-11-05T06:43:08.000Z',
'fields': {'Pair ID': 12},
'id': 'recB8ioXO0c8f9AHc'},
{'createdTime': '2017-11-05T07:26:51.915Z',
'fields': {'Pair ID': 17},
'id': 'recCxg3XzjbQ1z5zh'}]
>>> [i.get('id') for i in lst]
['rec5Y5ML3w2nlKCYx', 'recB8ioXO0c8f9AHc', 'recCxg3XzjbQ1z5zh']
>>>
</code></pre>