title: How to filter a django queryset using an array on a field like SQL's "IN"?
body: <p>I'd like to filter a Django queryset using an array as a constraint on a field.  AKA, my array, for example, a set of primary keys.  I want to get only the objects that would be in that array, like the query in SQL would be:</p>
  
  <pre><code>SELECT * from table where id in [1,3,4,5,6....];
  </code></pre>