Configure a :class:`.Listener` to capture events with this object's
        event space and source id.

def configure(self, listener):
        """
        Configure a :class:`.Listener` to capture events with this object's
        event space and source id.
        """
        listener.capture([{re.compile('^_.+'): {'source': {'space': self._event_space, 'id': self._source_id}}}])