Re: [Zope] Security Guru Question

Alan Runyan wrote at 2003-1-15 00:25 -0600:

... because when the xxxLocalRoles screens are called they call get_valid_userids which at the top says: aclu = getattr(aq_base(item), 'acl_users', _notfound) The standard idiom would probably be:

if not hasattr(aq_base(item),'acl_users'): aclu= _notfound else: aclu= item.acl_users Dieter