def test_parametric_pulses_with_no_duplicates(self):
"""Test parametric pulses with no duplicates."""
schedule = Schedule()
drive_channel = DriveChannel(0)
schedule += Play(Gaussian(duration=25, sigma=4, amp=0.5j),
drive_channel)
schedule += Play(Gaussian(duration=25, sigma=4, amp=0.49j),
drive_channel)
schedule += Play(
GaussianSquare(duration=150, amp=0.2, sigma=8, width=140),
drive_channel)
schedule += Play(
GaussianSquare(duration=150, amp=0.19, sigma=8, width=140),
drive_channel)
schedule += Play(Constant(duration=150, amp=0.1 + 0.4j), drive_channel)
schedule += Play(Constant(duration=150, amp=0.1 + 0.41j),
drive_channel)
schedule += Play(Drag(duration=25, amp=0.2 + 0.3j, sigma=7.8, beta=4),
drive_channel)
schedule += Play(Drag(duration=25, amp=0.2 + 0.31j, sigma=7.8, beta=4),
drive_channel)
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(original_pulse_ids), len(compressed_pulse_ids))
def test_with_different_channels(self):
"""Test with different channels."""
schedule = Schedule()
schedule += Play(Waveform([0.0, 0.1]), DriveChannel(0))
schedule += Play(Waveform([0.0, 0.1]), DriveChannel(1))
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(original_pulse_ids), 2)
self.assertEqual(len(compressed_pulse_ids), 1)
def test_sample_pulses_with_tolerance(self):
"""Test sample pulses with tolerance."""
schedule = Schedule()
schedule += Play(Waveform([0.0, 0.1001], epsilon=1e-3), DriveChannel(0))
schedule += Play(Waveform([0.0, 0.1], epsilon=1e-3), DriveChannel(1))
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(original_pulse_ids), 2)
self.assertEqual(len(compressed_pulse_ids), 1)
def test_no_duplicates(self):
"""Test with no pulse duplicates."""
schedule = Schedule()
drive_channel = DriveChannel(0)
schedule += Play(Waveform([0.0, 1.0]), drive_channel)
schedule += Play(Waveform([0.0, 0.9]), drive_channel)
schedule += Play(Waveform([0.0, 0.3]), drive_channel)
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(original_pulse_ids), len(compressed_pulse_ids))
def test_with_duplicates(self):
"""Test compression of schedule."""
schedule = Schedule()
drive_channel = DriveChannel(0)
schedule += Play(Waveform([0.0, 0.1]), drive_channel)
schedule += Play(Waveform([0.0, 0.1]), drive_channel)
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(compressed_pulse_ids), 1)
self.assertEqual(len(original_pulse_ids), 2)
self.assertTrue(next(iter(compressed_pulse_ids)) in original_pulse_ids)
def test_sample_pulse_with_clipping(self):
"""Test sample pulses with clipping."""
schedule = Schedule()
drive_channel = DriveChannel(0)
schedule += Play(Waveform([0.0, 1.0]), drive_channel)
schedule += Play(Waveform([0.0, 1.001], epsilon=1e-3), drive_channel)
schedule += Play(Waveform([0.0, 1.0000000001]), drive_channel)
compressed_schedule = transforms.compress_pulses([schedule])
original_pulse_ids = get_pulse_ids([schedule])
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(compressed_pulse_ids), 1)
self.assertEqual(len(original_pulse_ids), 3)
self.assertTrue(next(iter(compressed_pulse_ids)) in original_pulse_ids)
def test_multiple_schedules(self):
"""Test multiple schedules."""
schedules = []
for _ in range(2):
schedule = Schedule()
drive_channel = DriveChannel(0)
schedule += Play(Waveform([0.0, 0.1]), drive_channel)
schedule += Play(Waveform([0.0, 0.1]), drive_channel)
schedule += Play(Waveform([0.0, 0.2]), drive_channel)
schedules.append(schedule)
compressed_schedule = transforms.compress_pulses(schedules)
original_pulse_ids = get_pulse_ids(schedules)
compressed_pulse_ids = get_pulse_ids(compressed_schedule)
self.assertEqual(len(original_pulse_ids), 6)
self.assertEqual(len(compressed_pulse_ids), 2)
def _assemble_experiments(
schedules: List[Union[pulse.ScheduleComponent,
Tuple[int, pulse.ScheduleComponent]]],
lo_converter: converters.LoConfigConverter, run_config: RunConfig
) -> Tuple[List[qobj.PulseQobjExperiment], Dict[str, Any]]:
"""Assembles a list of schedules into PulseQobjExperiments, and returns related metadata that
will be assembled into the Qobj configuration.
Args:
schedules: Schedules to assemble.
lo_converter: The configured frequency converter and validator.
run_config: Configuration of the runtime environment.
Returns:
The list of assembled experiments, and the dictionary of related experiment config.
Raises:
QiskitError: when frequency settings are not compatible with the experiments.
"""
freq_configs = [
lo_converter(lo_dict)
for lo_dict in getattr(run_config, 'schedule_los', [])
]
if len(schedules) > 1 and len(freq_configs) not in [0, 1, len(schedules)]:
raise QiskitError(
'Invalid frequency setting is specified. If the frequency is specified, '
'it should be configured the same for all schedules, configured for each '
'schedule, or a list of frequencies should be provided for a single '
'frequency sweep schedule.')
instruction_converter = getattr(run_config, 'instruction_converter',
converters.InstructionToQobjConverter)
instruction_converter = instruction_converter(qobj.PulseQobjInstruction,
**run_config.to_dict())
schedules = [
sched if isinstance(sched, pulse.Schedule) else pulse.Schedule(sched)
for sched in schedules
]
compressed_schedules = transforms.compress_pulses(schedules)
user_pulselib = {}
experiments = []
for idx, schedule in enumerate(compressed_schedules):
qobj_instructions, max_memory_slot = _assemble_instructions(
schedule, instruction_converter, run_config, user_pulselib)
# TODO: add other experimental header items (see circuit assembler)
qobj_experiment_header = qobj.QobjExperimentHeader(
memory_slots=max_memory_slot + 1, # Memory slots are 0 indexed
name=schedule.name or 'Experiment-%d' % idx)
experiment = qobj.PulseQobjExperiment(header=qobj_experiment_header,
instructions=qobj_instructions)
if freq_configs:
# This handles the cases where one frequency setting applies to all experiments and
# where each experiment has a different frequency
freq_idx = idx if len(freq_configs) != 1 else 0
experiment.config = freq_configs[freq_idx]
experiments.append(experiment)
# Frequency sweep
if freq_configs and len(experiments) == 1:
experiment = experiments[0]
experiments = []
for freq_config in freq_configs:
experiments.append(
qobj.PulseQobjExperiment(header=experiment.header,
instructions=experiment.instructions,
config=freq_config))
# Top level Qobj configuration
experiment_config = {
'pulse_library': [
qobj.PulseLibraryItem(name=name, samples=samples)
for name, samples in user_pulselib.items()
],
'memory_slots':
max([exp.header.memory_slots for exp in experiments])
}
return experiments, experiment_config
def _assemble_experiments(
schedules: List[Union["schedule.ScheduleComponent",
Tuple[int, "schedule.ScheduleComponent"]]],
lo_converter: converters.LoConfigConverter,
run_config: RunConfig,
) -> Tuple[List[qobj.PulseQobjExperiment], Dict[str, Any]]:
"""Assembles a list of schedules into PulseQobjExperiments, and returns related metadata that
will be assembled into the Qobj configuration.
Args:
schedules: Schedules to assemble.
lo_converter: The configured frequency converter and validator.
run_config: Configuration of the runtime environment.
Returns:
The list of assembled experiments, and the dictionary of related experiment config.
Raises:
QiskitError: when frequency settings are not compatible with the experiments.
"""
freq_configs = [
lo_converter(lo_dict)
for lo_dict in getattr(run_config, "schedule_los", [])
]
if len(schedules) > 1 and len(freq_configs) not in [0, 1, len(schedules)]:
raise QiskitError(
"Invalid 'schedule_los' setting specified. If specified, it should be "
"either have a single entry to apply the same LOs for each schedule or "
"have length equal to the number of schedules.")
instruction_converter = getattr(run_config, "instruction_converter",
converters.InstructionToQobjConverter)
instruction_converter = instruction_converter(qobj.PulseQobjInstruction,
**run_config.to_dict())
formatted_schedules = [
transforms.target_qobj_transform(sched) for sched in schedules
]
compressed_schedules = transforms.compress_pulses(formatted_schedules)
user_pulselib = {}
experiments = []
for idx, sched in enumerate(compressed_schedules):
qobj_instructions, max_memory_slot = _assemble_instructions(
sched, instruction_converter, run_config, user_pulselib)
metadata = sched.metadata
if metadata is None:
metadata = {}
# TODO: add other experimental header items (see circuit assembler)
qobj_experiment_header = qobj.QobjExperimentHeader(
memory_slots=max_memory_slot + 1, # Memory slots are 0 indexed
name=sched.name or "Experiment-%d" % idx,
metadata=metadata,
)
experiment = qobj.PulseQobjExperiment(header=qobj_experiment_header,
instructions=qobj_instructions)
if freq_configs:
# This handles the cases where one frequency setting applies to all experiments and
# where each experiment has a different frequency
freq_idx = idx if len(freq_configs) != 1 else 0
experiment.config = freq_configs[freq_idx]
experiments.append(experiment)
# Frequency sweep
if freq_configs and len(experiments) == 1:
experiment = experiments[0]
experiments = []
for freq_config in freq_configs:
experiments.append(
qobj.PulseQobjExperiment(
header=experiment.header,
instructions=experiment.instructions,
config=freq_config,
))
# Top level Qobj configuration
experiment_config = {
"pulse_library": [
qobj.PulseLibraryItem(name=name, samples=samples)
for name, samples in user_pulselib.items()
],
"memory_slots":
max(exp.header.memory_slots for exp in experiments),
}
return experiments, experiment_config