@observe(('mode', 'stretch'))
    def _update_proxy(self, change):
        # The superclass implementation is sufficient.
        super(StatusItem, self)._update_proxy(change)
Update the proxy when the status item data changes.
dataset/ETHPy150Open ContinuumIO/ashiba/enaml/enaml/widgets/status_item.py/StatusItem._update_proxy