def cr_uid_records(method):
    """ Decorate a traditional-style method that takes ``cr``, ``uid``, a
        recordset of model ``self`` as parameters. Such a method::

            @api.cr_uid_records
            def method(self, cr, uid, records, args):
                ...

        may be called in both record and traditional styles, like::

            # records = model.browse(cr, uid, ids, context)
            records.method(args)

            model.method(cr, uid, records, args)
    """
    method._api = 'cr_uid_records'
    return method