def delete_attachment_circuit(self, context, attachmentcircuit_id):
        self._get_attachment_circuit(context, attachmentcircuit_id)
        """Delete the instance from the DB."""
        super(MPLSVPNDriverPlugin,
              self).delete_attachment_circuit(context, attachmentcircuit_id)
Get AttachmentCircuit instances from DB by the given id.
dataset/ETHPy150Open openstack/networking-edge-vpn/neutron/neutron/services/mplsvpn/plugin.py/MPLSVPNDriverPlugin.delete_attachment_circuit