def possible_items(self,  # deprecated
                       name=None, type=None, kind=None, id=None,
                       nr=None, by_label=False, label=None):
        c = self._find_list_control(name, type, kind, id, label, nr)
        return c.possible_items(by_label)
Make sure a message intended for rpc can be serialized.
dataset/ETHPy150Open deanhiller/databus/webapp/play1.3.x/samples-and-tests/i-am-a-developer/mechanize/ClientForm.py/HTMLForm.possible_items--crossover with--dataset/ETHPy150Open Havate/havate-openstack/proto-build/gui/horizon/Horizon_GUI/openstack_dashboard/openstack/common/rpc/impl_fake.py/check_serialize