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fix qiskit warnings related to .register, .index, and find_bit #112

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merged 1 commit into from
May 10, 2024
Merged

fix qiskit warnings related to .register, .index, and find_bit #112

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2 changes: 1 addition & 1 deletion qiskit_research/utils/dynamical_decoupling.py
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Original file line number Diff line number Diff line change
Expand Up @@ -238,7 +238,7 @@ def add_pulse_calibrations(
dag = circuit_to_dag(circuit)
for run in dag.collect_runs(["pi_phi"]):
for node in run:
qubit = node.qargs[0].index
qubit, _ = dag.find_bit(node.qargs[0])
phi = node.op.params[0]
x_sched = inst_sched_map.get("x", qubits=[qubit])
_, x_instruction = x_sched.instructions[0]
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6 changes: 3 additions & 3 deletions qiskit_research/utils/gate_decompositions.py
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Expand Up @@ -102,16 +102,16 @@ def run(
dag: DAGCircuit,
) -> DAGCircuit:
for rzx_run in dag.collect_runs(["rzx"]):
control = rzx_run[0].qargs[0].index
target = rzx_run[0].qargs[1].index
control, _ = dag.find_bit(rzx_run[0].qargs[0])
target, _ = dag.find_bit(rzx_run[0].qargs[1])
cr_forward_dir = cr_forward_direction(
control, target, self._inst_map, self._ctrl_chans
)

for node in rzx_run:
mini_dag = DAGCircuit()
q0, q1 = QuantumRegister(2)
mini_dag.add_qreg(q0.register)
mini_dag.add_qubits([q0, q1])

rzx_angle = node.op.params[0]

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2 changes: 1 addition & 1 deletion qiskit_research/utils/pauli_twirling.py
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Original file line number Diff line number Diff line change
Expand Up @@ -107,7 +107,7 @@ def run(
if node.op.name in TWO_QUBIT_PAULI_GENERATORS:
mini_dag = DAGCircuit()
q0, q1 = node.qargs
mini_dag.add_qreg(q0.register)
mini_dag.add_qubits([q0, q1])

theta = node.op.params[0]
this_pauli = Pauli(
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9 changes: 6 additions & 3 deletions qiskit_research/utils/pulse_scaling.py
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Expand Up @@ -253,9 +253,12 @@ def run(self, dag: DAGCircuit) -> DAGCircuit:
gp1 = next(dag.bfs_successors(rz_node))
if cx2_node in gp1[1]:
if (
(cx1_node.qargs[0].index == cx2_node.qargs[0].index)
and (cx1_node.qargs[1].index == cx2_node.qargs[1].index)
and (cx2_node.qargs[1].index == rz_node.qargs[0].index)
dag.find_bit(cx1_node.qargs[0])[0]
== dag.find_bit(cx2_node.qargs[0])[0]
and dag.find_bit(cx1_node.qargs[1])[0]
== dag.find_bit(cx2_node.qargs[1])[0]
and dag.find_bit(cx2_node.qargs[1])[0]
== dag.find_bit(rz_node.qargs[0])[0]
):
dag = self.sub_zz_in_dag(
dag, cx1_node, rz_node, cx2_node
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4 changes: 2 additions & 2 deletions test/utils/test_pulse_scaling.py
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Expand Up @@ -146,8 +146,8 @@ def test_forced_rzz_template_match(self, backend: Backend):

theta_set = rng.uniform(-np.pi, np.pi)
self.assertTrue(
Operator(qc.bind_parameters({theta: theta_set})).equiv(
Operator(scale_qc_match.bind_parameters({theta: theta_set}))
Operator(qc.assign_parameters({theta: theta_set})).equiv(
Operator(scale_qc_match.assign_parameters({theta: theta_set}))
)
)

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