gK VdZddlmZddlmZddlmZddlmZGddeZ dS) zRChoose a Layout by assigning ``n`` circuit qubits to device qubits ``0, .., n-1``.)Layout) AnalysisPass)TranspilerError)Targetc(eZdZdZfdZdZxZS) TrivialLayouta\Choose a Layout by assigning ``n`` circuit qubits to device qubits ``0, .., n-1``. A pass for choosing a Layout of a circuit onto a Coupling graph, using a simple round-robin order. This pass associates a physical qubit (int) to each virtual qubit of the circuit (Qubit) in increasing order. Does not assume any ancilla. ctt|tr'||_|j|_dSd|_||_dS)zTrivialLayout initializer. Args: coupling_map (Union[CouplingMap, Target]): directed graph representing a coupling map. Raises: TranspilerError: if invalid options N)super__init__ isinstancertargetbuild_coupling_map coupling_map)selfr __class__s d/granary/edev/quantum/lib/python3.11/site-packages/qiskit/transpiler/passes/layout/trivial_layout.pyr zTrivialLayout.__init__!se  lF + + -&DK $ > > @ @D   DK ,D   cx|j2||jjkrtdn>||jkrtdt j|jt|j z|j d<dS)zRun the TrivialLayout pass on `dag`. Args: dag (DAGCircuit): DAG to find layout for. Raises: TranspilerError: if dag wider than the target backend Nz%Number of qubits greater than device.layout) r num_qubitsrrsizergenerate_trivial_layoutqubitslistqregsvalues property_set)rdags rrunzTrivialLayout.run2s ; "~~$+"888%&MNNN9 ^^   1 6 6 8 8 8 8!"IJJ J&,&Dj4 0 0 2 2333' (###r)__name__ __module__ __qualname____doc__r r __classcell__)rs@rrrsQ  -----"       rrN) r#qiskit.transpiler.layoutrqiskit.transpiler.basepassesrqiskit.transpiler.exceptionsrqiskit.transpiler.targetrrrrr*sYX++++++555555888888++++++- - - - - L- - - - - r