code: def map_qubits(self: TSelf_PauliStringGateOperation,
                     qubit_map: Dict[raw_types.Qid, raw_types.Qid]
                    ) -> TSelf_PauliStringGateOperation:
          
docs: Return an equivalent operation on new qubits with its Pauli string
          mapped to new qubits.
  
          new_pauli_string = self.pauli_string.map_qubits(qubit_map)