code: def get_acl(request):
      
      uuid_ = request.matchdict['uuid']
  
      with db_connect() as db_conn:
          with db_conn.cursor() as cursor:
              cursor.execute("""\
  SELECT TRUE FROM document_controls WHERE uuid = %s""", (uuid_,))
              try:
                  # Check that it exists
                  cursor.fetchone()[0]
              except TypeError:
                  raise httpexceptions.HTTPNotFound()
              cursor.execute("""\
  SELECT row_to_json(combined_rows) FROM (
  SELECT uuid, user_id AS uid, permission
  FROM document_acl AS acl
  WHERE uuid = %s
  ORDER BY user_id ASC, permission ASC
  ) as combined_rows""", (uuid_,))
              acl = [r[0] for r in cursor.fetchall()]
  
      return acl
docs: Returns the ACL for the given content identified by ``uuid``.