qiskit.circuit.QuantumCircuit.barrier¶ QuantumCircuit.barrier(*qargs, label=None)[소스]¶ Apply Barrier. If qargs is empty, applies to all qubits in the circuit. 매개변수 qargs (QubitSpecifier) – Specification for one or more qubit arguments. label (str) – The string label of the barrier. 반환 handle to the added instructions. 반환 형식 qiskit.circuit.InstructionSet