qiskit.transpiler.CouplingMap.distance¶
- CouplingMap.distance(physical_qubit1, physical_qubit2)[source]¶
Returns the undirected distance between physical_qubit1 and physical_qubit2.
- Parameters
physical_qubit1 (int) -- A physical qubit
physical_qubit2 (int) -- Another physical qubit
- Returns
The undirected distance
- Return type
int
- Raises
CouplingError -- if the qubits do not exist in the CouplingMap