擅长:python、mysql、java
<p>您可以将<code>filter</code>参数作为字典传递,这样您就只需要一个<code>filter</code>调用,然后在<code>filter</code>调用中解压字典。像这样:</p>
<pre><code>filter_kwargs = {'created_at__lte': date_to_delete_from}
if job_name is not None:
filter_kwargs['name'] = job_name
jobs_to_delete = AsyncJob.objects.filter(**filter_kwargs)
</code></pre>