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qiskit.transpiler.InstructionDurations.get

InstructionDurations.get(inst, qubits, unit='dt', parameters=None)[source]

Get the duration of the instruction with the name, qubits, and parameters.

Some instructions may have a parameter dependent duration.

Parameters
  • inst (Union[str, Instruction]) – An instruction or its name to be queried.

  • qubits (Union[int, List[int], Qubit, List[Qubit]]) – Qubits or its indices that the instruction acts on.

  • unit (str) – The unit of duration to be returned. It must be ‘s’ or ‘dt’.

  • parameters (Optional[List[float]]) – The value of the parameters of the desired instruction.

Returns

The duration of the instruction on the qubits.

Return type

float|int

Raises

TranspilerError – No duration is defined for the instruction.