def test_floquet_to_calibration_layer_with_measure_qubits():
qubits = tuple(cirq.GridQubit(0, index) for index in range(5))
q_00, q_01, q_02, q_03, _ = qubits
gate = cirq.FSimGate(theta=np.pi / 4, phi=0.0)
request = FloquetPhasedFSimCalibrationRequest(
gate=gate,
pairs=((q_00, q_01), (q_02, q_03)),
options=FloquetPhasedFSimCalibrationOptions(
characterize_theta=True,
characterize_zeta=True,
characterize_chi=False,
characterize_gamma=False,
characterize_phi=True,
measure_qubits=qubits,
),
)
assert request.to_calibration_layer() == cirq_google.CalibrationLayer(
calibration_type='floquet_phased_fsim_characterization',
program=cirq.Circuit(
[gate.on(q_00, q_01),
gate.on(q_02, q_03),
cirq.measure(*qubits)], ),
args={
'est_theta': True,
'est_zeta': True,
'est_chi': False,
'est_gamma': False,
'est_phi': True,
'readout_corrections': True,
'version': 2,
},
)
def test_floquet_to_calibration_layer_readout_thresholds():
q_00, q_01, q_02, q_03 = [cirq.GridQubit(0, index) for index in range(4)]
gate = cirq.FSimGate(theta=np.pi / 4, phi=0.0)
request = FloquetPhasedFSimCalibrationRequest(
gate=gate,
pairs=((q_00, q_01), (q_02, q_03)),
options=FloquetPhasedFSimCalibrationOptions(
characterize_theta=True,
characterize_zeta=True,
characterize_chi=False,
characterize_gamma=False,
characterize_phi=True,
readout_error_tolerance=0.4,
),
)
assert request.to_calibration_layer() == cirq_google.CalibrationLayer(
calibration_type='floquet_phased_fsim_characterization',
program=cirq.Circuit([gate.on(q_00, q_01),
gate.on(q_02, q_03)]),
args={
'est_theta': True,
'est_zeta': True,
'est_chi': False,
'est_gamma': False,
'est_phi': True,
'readout_corrections': True,
'readout_error_tolerance': 0.4,
'correlated_readout_error_tolerance': 7 / 6 * 0.4 - 1 / 6,
'version': 2,
},
)
