def test_get_qubit_channels(self):
"""Test to get all channels operated on a given qubit."""
self.assertTrue(
self._test_lists_equal(
actual=self.config.get_qubit_channels(qubit=(1, )),
expected=[
DriveChannel(1),
MeasureChannel(1),
AcquireChannel(1)
]))
self.assertTrue(
self._test_lists_equal(
actual=self.config.get_qubit_channels(qubit=1),
expected=[
ControlChannel(0),
ControlChannel(1),
AcquireChannel(1),
DriveChannel(1),
MeasureChannel(1)
]))
backend_3q = self.provider.get_backend('fake_openpulse_3q')
self.assertTrue(
self._test_lists_equal(
actual=backend_3q.configuration().get_qubit_channels(1),
expected=[
MeasureChannel(1),
ControlChannel(0),
ControlChannel(2),
AcquireChannel(1),
DriveChannel(1),
ControlChannel(1)
]))
with self.assertRaises(BackendConfigurationError):
# Check that an error is raised if key not found in self._channel_qubit_map
self.config.get_qubit_channels(10)
def test_default(self):
"""Test default qubit.
"""
qubit = Qubit(1, DriveChannel(2), MeasureChannel(4), AcquireChannel(5),
control_channels=[ControlChannel(3)])
self.assertEqual(qubit.drive, DriveChannel(2))
self.assertEqual(qubit.controls[0], ControlChannel(3))
self.assertEqual(qubit.measure, MeasureChannel(4))
self.assertEqual(qubit.acquire, AcquireChannel(5))
def test_get_channel_lo(self):
"""Test retrieving channel lo from LO config."""
channel = DriveChannel(0)
lo_config = LoConfig({channel: 1.0})
self.assertEqual(lo_config.channel_lo(channel), 1.0)
channel = MeasureChannel(0)
lo_config = LoConfig({channel: 2.0})
self.assertEqual(lo_config.channel_lo(channel), 2.0)
with self.assertRaises(PulseError):
lo_config.channel_lo(MeasureChannel(1))
def test_default(self):
"""Test default qubit.
"""
qubit = Qubit(1,
drive_channels=[DriveChannel(2, 1.2)],
control_channels=[ControlChannel(3)],
measure_channels=[MeasureChannel(4)],
acquire_channels=[AcquireChannel(5)])
self.assertEqual(qubit.drive, DriveChannel(2, 1.2))
self.assertEqual(qubit.control, ControlChannel(3))
self.assertEqual(qubit.measure, MeasureChannel(4))
self.assertEqual(qubit.acquire, AcquireChannel(5))
def setUp(self):
@functional_pulse
def linear(duration, slope, intercept):
x = np.linspace(0, duration - 1, duration)
return slope * x + intercept
self.linear = linear
qubits = [Qubit(0, DriveChannel(0), AcquireChannel(0), MeasureChannel(0),
control_channels=[ControlChannel(0)]),
Qubit(1, DriveChannel(1), MeasureChannel(0), AcquireChannel(1))]
registers = [RegisterSlot(i) for i in range(2)]
mem_slots = [MemorySlot(i) for i in range(2)]
self.two_qubit_device = DeviceSpecification(qubits, registers, mem_slots)
def setUp(self):
super().setUp()
qubits = [
Qubit(0,
DriveChannel(0),
AcquireChannel(0),
MeasureChannel(0),
control_channels=[ControlChannel(0)]),
Qubit(1, DriveChannel(1), MeasureChannel(0), AcquireChannel(1))
]
registers = [RegisterSlot(i) for i in range(2)]
mem_slots = [MemorySlot(i) for i in range(2)]
self.two_qubit_device = DeviceSpecification(qubits, registers,
mem_slots)
def test_default(self):
"""Test default device specification.
"""
qubits = [
Qubit(0, DriveChannel(0), MeasureChannel(0), AcquireChannel(0)),
Qubit(1, DriveChannel(1), MeasureChannel(1), AcquireChannel(1))
]
registers = [RegisterSlot(i) for i in range(2)]
mem_slots = [MemorySlot(i) for i in range(2)]
spec = DeviceSpecification(qubits, registers, mem_slots)
self.assertEqual(spec.q[0].drive, DriveChannel(0))
self.assertEqual(spec.q[1].acquire, AcquireChannel(1))
self.assertEqual(spec.mem[0], MemorySlot(0))
self.assertEqual(spec.c[1], RegisterSlot(1))
def test_default(self):
"""Test default measure channel.
"""
measure_channel = MeasureChannel(123)
self.assertEqual(measure_channel.index, 123)
self.assertEqual(measure_channel.name, 'm123')
def __init__(self,
qobj_model,
qubit_lo_freq,
meas_lo_freq,
qubit_lo_range=None,
meas_lo_range=None,
**run_config):
"""Create new converter.
Args:
qobj_model (PulseQobjExperimentConfig): qobj model for experiment config.
qubit_lo_freq (list): List of default qubit lo frequencies in Hz.
meas_lo_freq (list): List of default meas lo frequencies in Hz.
qubit_lo_range (list): List of qubit lo ranges,
each of form `[range_min, range_max]` in Hz.
meas_lo_range (list): List of measurement lo ranges,
each of form `[range_min, range_max]` in Hz.
run_config (dict): experimental configuration.
"""
self.qobj_model = qobj_model
self.qubit_lo_freq = qubit_lo_freq
self.meas_lo_freq = meas_lo_freq
self.run_config = run_config
self.default_lo_config = LoConfig()
if qubit_lo_range:
for i, lo_range in enumerate(qubit_lo_range):
self.default_lo_config.add_lo_range(DriveChannel(i), lo_range)
if meas_lo_range:
for i, lo_range in enumerate(meas_lo_range):
self.default_lo_config.add_lo_range(MeasureChannel(i),
lo_range)
def test_can_create_valid_user_lo_config(self):
"""Test if a LoConfig can be created with valid user_los."""
channel1 = DriveChannel(0)
channel2 = MeasureChannel(0)
user_lo_config = LoConfig({channel1: 1.4, channel2: 3.6})
self.assertEqual(1.4, user_lo_config.qubit_los[channel1])
self.assertEqual(3.6, user_lo_config.meas_los[channel2])
def sample_schedule(self):
"""Generate a sample schedule that includes the most common elements of
pulse schedules."""
gp0 = library.gaussian(duration=20, amp=1.0, sigma=1.0)
gp1 = library.gaussian(duration=20, amp=-1.0, sigma=2.0)
gs0 = library.gaussian_square(duration=20, amp=-1.0, sigma=2.0, risefall=3)
sched = Schedule(name='test_schedule')
sched = sched.append(gp0(DriveChannel(0)))
sched = sched.insert(0, Play(library.Constant(duration=60, amp=0.2 + 0.4j),
ControlChannel(0)))
sched = sched.insert(60, ShiftPhase(-1.57, DriveChannel(0)))
sched = sched.insert(60, SetFrequency(8.0, DriveChannel(0)))
sched = sched.insert(60, SetPhase(3.14, DriveChannel(0)))
sched = sched.insert(70, ShiftFrequency(4.0e6, DriveChannel(0)))
sched = sched.insert(30, Play(gp1, DriveChannel(1)))
sched = sched.insert(60, Play(gp0, ControlChannel(0)))
sched = sched.insert(60, Play(gs0, MeasureChannel(0)))
sched = sched.insert(90, ShiftPhase(1.57, DriveChannel(0)))
sched = sched.insert(90, Acquire(10,
AcquireChannel(1),
MemorySlot(1),
RegisterSlot(1)))
sched = sched.append(Delay(100, DriveChannel(0)))
sched = sched + sched
sched |= Snapshot("snapshot_1", "snap_type") << 60
sched |= Snapshot("snapshot_2", "snap_type") << 120
return sched
def test_buffering(self):
"""Test channel buffering."""
buffer_chan = DriveChannel(0, buffer=5)
measure_chan = MeasureChannel(0, buffer=10)
acquire_chan = AcquireChannel(0, buffer=10)
memory_slot = MemorySlot(0)
gp0 = pulse_lib.gaussian(duration=10, amp=0.7, sigma=3)
fc_pi_2 = FrameChange(phase=1.57)
# no initial buffer
sched = Schedule()
sched += gp0(buffer_chan)
self.assertEqual(sched.duration, 10)
# this pulse should be buffered
sched += gp0(buffer_chan)
self.assertEqual(sched.duration, 25)
# should not be buffered as framechange
sched += fc_pi_2(buffer_chan)
self.assertEqual(sched.duration, 25)
# use buffer with insert
sched = sched.insert(sched.duration, gp0(buffer_chan), buffer=True)
self.assertEqual(sched.duration, 40)
sched = Schedule()
sched = gp0(measure_chan) + Acquire(duration=10)(acquire_chan, memory_slot)
self.assertEqual(sched.duration, 10)
def test_assemble_parametric(self):
"""Test that parametric pulses can be assembled properly into a PulseQobj."""
sched = pulse.Schedule(name='test_parametric')
sched += Play(pulse.Gaussian(duration=25, sigma=4, amp=0.5j), DriveChannel(0))
sched += Play(pulse.Drag(duration=25, amp=0.2+0.3j, sigma=7.8, beta=4), DriveChannel(1))
sched += Play(pulse.Constant(duration=25, amp=1), DriveChannel(2))
sched += Play(pulse.GaussianSquare(duration=150, amp=0.2,
sigma=8, width=140), MeasureChannel(0)) << sched.duration
backend = FakeOpenPulse3Q()
backend.configuration().parametric_pulses = ['gaussian', 'drag',
'gaussian_square', 'constant']
qobj = assemble(sched, backend)
self.assertEqual(qobj.config.pulse_library, [])
qobj_insts = qobj.experiments[0].instructions
self.assertTrue(all(inst.name == 'parametric_pulse'
for inst in qobj_insts))
self.assertEqual(qobj_insts[0].pulse_shape, 'gaussian')
self.assertEqual(qobj_insts[1].pulse_shape, 'drag')
self.assertEqual(qobj_insts[2].pulse_shape, 'constant')
self.assertEqual(qobj_insts[3].pulse_shape, 'gaussian_square')
self.assertDictEqual(qobj_insts[0].parameters, {'duration': 25, 'sigma': 4, 'amp': 0.5j})
self.assertDictEqual(qobj_insts[1].parameters,
{'duration': 25, 'sigma': 7.8, 'amp': 0.2+0.3j, 'beta': 4})
self.assertDictEqual(qobj_insts[2].parameters, {'duration': 25, 'amp': 1})
self.assertDictEqual(qobj_insts[3].parameters,
{'duration': 150, 'sigma': 8, 'amp': 0.2, 'width': 140})
self.assertEqual(
qobj.to_dict()['experiments'][0]['instructions'][0]['parameters']['amp'],
0.5j)
def test_bell_schedule(self):
"""Test complex schedule to create a Bell state."""
with builder.build() as test_sched:
with builder.align_sequential():
# H
builder.shift_phase(-1.57, DriveChannel(0))
builder.play(Drag(160, 0.05, 40, 1.3), DriveChannel(0))
builder.shift_phase(-1.57, DriveChannel(0))
# ECR
with builder.align_left():
builder.play(GaussianSquare(800, 0.05, 64, 544),
DriveChannel(1))
builder.play(GaussianSquare(800, 0.1 - 0.2j, 64, 544),
ControlChannel(0))
builder.play(Drag(160, 0.1, 40, 1.5), DriveChannel(0))
with builder.align_left():
builder.play(GaussianSquare(800, -0.05, 64, 544),
DriveChannel(1))
builder.play(GaussianSquare(800, -0.1 + 0.2j, 64, 544),
ControlChannel(0))
builder.play(Drag(160, 0.1, 40, 1.5), DriveChannel(0))
# Measure
with builder.align_left():
builder.play(GaussianSquare(8000, 0.2, 64, 7744),
MeasureChannel(0))
builder.acquire(8000, AcquireChannel(0), MemorySlot(0))
self.assert_roundtrip_equal(test_sched)
def sample_schedule(self):
"""Generate a sample schedule that includes the most common elements of
pulse schedules."""
gp0 = pulse_lib.gaussian(duration=20, amp=1.0, sigma=1.0)
gp1 = pulse_lib.gaussian(duration=20, amp=-1.0, sigma=2.0)
gs0 = pulse_lib.gaussian_square(duration=20,
amp=-1.0,
sigma=2.0,
risefall=3)
fc_pi_2 = FrameChange(phase=1.57)
acquire = Acquire(10)
delay = Delay(100)
sched = Schedule()
sched = sched.append(gp0(DriveChannel(0)))
sched = sched.insert(
0,
pulse_lib.ConstantPulse(duration=60,
amp=0.2 + 0.4j)(ControlChannel(0)))
sched = sched.insert(60, FrameChange(phase=-1.57)(DriveChannel(0)))
sched = sched.insert(60, SetFrequency(8.0, DriveChannel(0)))
sched = sched.insert(30, gp1(DriveChannel(1)))
sched = sched.insert(60, gp0(ControlChannel(0)))
sched = sched.insert(60, gs0(MeasureChannel(0)))
sched = sched.insert(90, fc_pi_2(DriveChannel(0)))
sched = sched.insert(
90, acquire(AcquireChannel(1), MemorySlot(1), RegisterSlot(1)))
sched = sched.append(delay(DriveChannel(0)))
sched = sched + sched
sched |= Snapshot("snapshot_1", "snap_type") << 60
sched |= Snapshot("snapshot_2", "snap_type") << 120
return sched
def setUp(self):
self.schedule = Schedule()
self.qubits = [
Qubit(0,
drive_channel=DriveChannel(0),
control_channels=[ControlChannel(0)],
measure_channel=MeasureChannel(0),
acquire_channel=AcquireChannel(0)),
Qubit(1,
drive_channel=DriveChannel(1),
acquire_channel=AcquireChannel(1),
measure_channel=MeasureChannel(1))
]
self.registers = [RegisterSlot(i) for i in range(2)]
self.mem_slots = [MemorySlot(i) for i in range(2)]
self.device = DeviceSpecification(self.qubits, self.registers,
self.mem_slots)
def test_can_create_valid_user_lo_config(self):
"""Test if a LoConfig can be created with valid user_los.
"""
channel1 = DriveChannel(0, lo_freq=1.2, lo_freq_range=(1.0, 2.0))
channel2 = MeasureChannel(0, lo_freq=3.4, lo_freq_range=(3.0, 4.0))
user_lo_config = LoConfig({channel1: 1.4, channel2: 3.6})
self.assertEqual(1.4, user_lo_config._q_lo_freq[channel1])
self.assertEqual(3.6, user_lo_config._m_lo_freq[channel2])
def test_frame_change(self):
"""Test converted qobj from FrameChangeInstruction."""
qobj = PulseQobjInstruction(name='fc', ch='m0', t0=0, phase=0.1)
converted_instruction = self.converter(qobj)
instruction = ShiftPhase(0.1, MeasureChannel(0))
self.assertEqual(converted_instruction.timeslots, instruction.timeslots)
self.assertEqual(converted_instruction.instructions[0][-1], instruction)
def test_set_phase(self):
"""Test converted qobj from SetPhase."""
qobj = PulseQobjInstruction(name='setp', ch='m0', t0=0, phase=3.14)
converted_instruction = self.converter(qobj)
instruction = SetPhase(3.14, MeasureChannel(0))
self.assertEqual(converted_instruction.start_time, 0)
self.assertEqual(converted_instruction.duration, 0)
self.assertEqual(converted_instruction.instructions[0][-1], instruction)
def test_get_channels(self):
"""Test requesting channels from the system."""
self.assertEqual(self.config.drive(0), DriveChannel(0))
self.assertEqual(self.config.measure(1), MeasureChannel(1))
self.assertEqual(self.config.acquire(0), AcquireChannel(0))
with self.assertRaises(BackendConfigurationError):
# Check that an error is raised if the system doesn't have that many qubits
self.assertEqual(self.config.acquire(10), AcquireChannel(10))
self.assertEqual(self.config.control(0), ControlChannel(0))
def test_meas_los(self):
"""Test measurement channel configuration."""
user_lo_config = LoConfig({MeasureChannel(0): 3.5e9})
converter = LoConfigConverter(PulseQobjExperimentConfig, [1.2e9],
[3.4e9], [(0., 5e9)], [(0., 5e9)])
valid_qobj = PulseQobjExperimentConfig(meas_lo_freq=[3.5])
self.assertEqual(converter(user_lo_config), valid_qobj)
def setUp(self):
self.device = DeviceSpecification(qubits=[
Qubit(0,
drive_channels=[DriveChannel(0, 1.2)],
measure_channels=[MeasureChannel(0, 3.4)],
acquire_channels=[AcquireChannel(0)])
],
registers=[RegisterSlot(0)],
mem_slots=[MemorySlot(0)])
def test_get_channel_qubits(self):
"""Test to get all qubits operated on a given channel."""
self.assertEqual(self.config.get_channel_qubits(channel=DriveChannel(0)), [0])
self.assertEqual(self.config.get_channel_qubits(channel=ControlChannel(0)), [0, 1])
backend_3q = self.provider.get_backend('fake_openpulse_3q')
self.assertEqual(backend_3q.configuration().get_channel_qubits(ControlChannel(2)), [2, 1])
self.assertEqual(backend_3q.configuration().get_channel_qubits(ControlChannel(1)), [1, 0])
with self.assertRaises(BackendConfigurationError):
# Check that an error is raised if key not found in self._channel_qubit_map
self.config.get_channel_qubits(MeasureChannel(10))
def setUp(self):
self.linear = SamplePulse(np.arange(0, 0.01), name='linear')
self.pulse_library = [
PulseLibraryItem(name=self.linear.name,
samples=self.linear.samples.tolist())
]
self.converter = QobjToInstructionConverter(self.pulse_library,
buffer=0)
self.device = DeviceSpecification(
qubits=[
Qubit(0, DriveChannel(0), MeasureChannel(0),
AcquireChannel(0)),
Qubit(1, DriveChannel(1), MeasureChannel(1),
AcquireChannel(1)),
],
registers=[RegisterSlot(0), RegisterSlot(1)],
mem_slots=[MemorySlot(0), MemorySlot(1)])
def test_frame_change(self):
"""Test converted qobj from FrameChangeInstruction."""
cmd = FrameChange(phase=0.1)
instruction = cmd(MeasureChannel(0))
qobj = PulseQobjInstruction(name='fc', ch='m0', t0=0, phase=0.1)
converted_instruction = self.converter(qobj)
self.assertEqual(converted_instruction.timeslots, instruction.timeslots)
self.assertEqual(converted_instruction.instructions[0][-1].command, cmd)
def test_frame_change(self):
"""Test converted qobj from ShiftPhase."""
qobj = PulseQobjInstruction(name="fc", ch="m0", t0=0, phase=0.1)
converted_instruction = self.converter(qobj)
instruction = ShiftPhase(0.1, MeasureChannel(0))
self.assertEqual(converted_instruction.start_time, 0)
self.assertEqual(converted_instruction.duration, 0)
self.assertEqual(converted_instruction.instructions[0][-1],
instruction)
def setUp(self):
self.device = DeviceSpecification(
qubits=[
Qubit(0, DriveChannel(0), MeasureChannel(0), AcquireChannel(0))
],
registers=[
RegisterSlot(0)
],
mem_slots=[
MemorySlot(0)
]
)
def measure(self, qubit: int) -> MeasureChannel:
"""
Return the measure stimulus channel for the given qubit.
Raises:
BackendConfigurationError: If the qubit is not a part of the system.
Returns:
Qubit measurement stimulus line.
"""
if qubit > self.n_qubits:
raise BackendConfigurationError("This system does not have {} qubits.".format(qubit))
return MeasureChannel(qubit)
def test_parameterized_set_phase(self):
"""Test converted qobj from SetPhase, with parameterized phase."""
qobj = PulseQobjInstruction(name='setp', ch='m0', t0=0, phase='p/2')
converted_instruction = self.converter(qobj)
self.assertIsInstance(converted_instruction, ParameterizedSchedule)
evaluated_instruction = converted_instruction.bind_parameters(3.14)
instruction = SetPhase(3.14 / 2, MeasureChannel(0))
self.assertEqual(evaluated_instruction.start_time, 0)
self.assertEqual(evaluated_instruction.duration, 0)
self.assertEqual(evaluated_instruction.instructions[0][-1], instruction)
def measure(self, qubit: int) -> MeasureChannel:
"""
Return the measure stimulus channel for the given qubit.
Raises:
BackendConfigurationError: If the qubit is not a part of the system.
Returns:
Qubit measurement stimulus line.
"""
if not 0 <= qubit < self.n_qubits:
raise BackendConfigurationError("Invalid index for {}-qubit system.".format(qubit))
return MeasureChannel(qubit)
