query = (
    'SELECT   action.descr as "action", role.id as role_id,role.descr as role FROM public.role_action_def,public.role,public.record_def, public.action WHERE role.id = role_action_def.role_id AND record_def.id = role_action_def.def_id AND action.id = role_action_def.action_id AND role_action_def.account_id = '
     + account_id + ' AND record_def.account_id=' + account_id +
    ' AND def_id=' + def_id)
Pythonic way to create a long multi-line string