擅长:python、mysql、java
<p>SQS在boto3没有服务员。在</p>
<blockquote>
<p>Note if a client does not have any waiters, it will return an empty list when accessing its waiter_names attribute.</p>
</blockquote>
<pre><code>import boto3
sqs = boto3.client('sqs')
sqs.waiter_names
[]
</code></pre>