def METHOD_NAME(self):
    self.nand_inst = self.add_inst(name="pand3_nand",
                                   mod=self.nand)
    self.connect_inst(["A", "B", "C", "zb_int", "vdd", "gnd"])
    self.inv_inst = self.add_inst(name="pand3_inv",
                                  mod=self.inv)
    self.connect_inst(["zb_int", "Z", "vdd", "gnd"])