title: How to do many-to-many Django query to find book with 2 given authors?
body: <p>I have a query that requires to filter exactly 2 authors with the ID</p>
  
  <p>Theoretically,</p>
  
  <pre><code>Book.objects.filter(author__id=1, author__id=2). 
  </code></pre>
  
  <p>which is not possible.</p>
  
  <p>How can I solve this problem? </p>
  
  <p>Cheers,
  Mickey</p>