title: How do you write this loop as a list comprehension?
body: <p>I have this code</p>
  <pre><code>lista = list()
  for dict_genres in df['genres']:
      suport = list()
      for genres in dict_genres:
          suport.append(genres['id'])
      lista.append(suport)
  </code></pre>
  <p>How do you write it as a list comprehension?</p>