def delete(self):
        """
        Delete a loopback cluster virtual interface from this engine. 
        Changes to the engine configuration are done immediately.
        
        You can find cluster virtual loopbacks by iterating at the
        engine level::
        
            for loopbacks in engine.loopback_interface:
                ...
        
        :raises UpdateElementFailed: failure to delete loopback interface
        :return: None
        """
        self._engine.data[self.typeof] = \
            [loopback for loopback in self._engine.data.get(self.typeof, [])
             if loopback.get('address') != self.address]
            
        self._engine.update()
Delete a loopback cluster virtual interface from this engine. 
        Changes to the engine configuration are done immediately.
        
        You can find cluster virtual loopbacks by iterating at the
        engine level::
        
            for loopbacks in engine.loopback_interface:
                ...
        
        :raises UpdateElementFailed: failure to delete loopback interface
        :return: None