def get_devices(async_endpoint=ASYNC_ENDPOINT, api_key=None, user_id=None,
as_dict=False):
"""
Get a list of currently available devices. The arguments for this method are the same as those for QPUConnection.
Note that this method will only work for accounts that have QPU access.
:return: Set or Dictionary (keyed by device name) of all available devices.
:rtype: Set|Dict
"""
session = get_session(api_key, user_id)
response = session.get(async_endpoint + '/devices')
if response.status_code >= 400:
raise parse_error(response)
if not as_dict:
warnings.warn("""
Warning: The return type Set for get_devices() is being deprecated for Dict. This will eventually
return the following:
get_devices()
# {'19Q-Acorn': <Device 19Q-Acorn online>, '8Q-Agave': <Device 8Q-Agave offline>}
acorn = get_devices()['19Q-Acorn']
To use this Dict return type now, you may optionally pass the flag get_devices(as_dict=True). This
will become the default behavior in a future pyQuil release.
""", DeprecationWarning, stacklevel=2)
return {Device(name, device) for (name, device) in response.json()['devices'].items()}
return {name: Device(name, device) for (name, device) in response.json()['devices'].items()}
def test_NxDevice(isa_dict, noise_model_dict):
graph = isa_to_graph(ISA.from_dict(isa_dict))
nxdev = NxDevice(graph)
device_raw = {'isa': isa_dict,
'noise_model': noise_model_dict,
'is_online': True,
'is_retuning': False}
dev = Device(DEVICE_FIXTURE_NAME, device_raw)
nx.is_isomorphic(nxdev.qubit_topology(), dev.qubit_topology())
isa = nxdev.get_isa()
assert isa.qubits[0].type == 'Xhalves'
def test_NxDevice(isa_dict, noise_model_dict):
graph = isa_to_graph(ISA.from_dict(isa_dict))
nxdev = NxDevice(graph)
device_raw = {
"isa": isa_dict,
"noise_model": noise_model_dict,
"is_online": True,
"is_retuning": False,
}
dev = Device(DEVICE_FIXTURE_NAME, device_raw)
nx.is_isomorphic(nxdev.qubit_topology(), dev.qubit_topology())
isa = nxdev.get_isa()
assert isa.qubits[0].type == "Xhalves"
def test_device(isa_dict, noise_model_dict):
device_raw = {'isa': isa_dict,
'noise_model': noise_model_dict,
'is_online': True,
'is_retuning': False}
device = Device(DEVICE_FIXTURE_NAME, device_raw)
assert device.name == DEVICE_FIXTURE_NAME
assert device.is_online()
assert not device.is_retuning()
isa = ISA.from_dict(isa_dict)
noise_model = NoiseModel.from_dict(noise_model_dict)
assert isinstance(device.isa, ISA)
assert device.isa == isa
assert isinstance(device.noise_model, NoiseModel)
assert device.noise_model == noise_model
def test_http_compilation_failure(compiler):
device_name = "test_device"
mock_url = "http://mock-qpu-compiler"
config = PyquilConfig(TEST_CONFIG_PATHS)
session = get_session(config=config)
mock_adapter = requests_mock.Adapter()
session.mount("http://", mock_adapter)
headers = {
# access token from ./data/user_auth_token_valid.json.
"Authorization": "Bearer secret"
}
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/get_version_info",
status_code=200,
json={},
headers=headers,
)
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/native_quilt_to_binary",
status_code=500,
json={"message": "test compilation failed"},
headers=headers,
)
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/get_quilt_calibrations",
status_code=200,
json=CALIBRATIONS_RESPONSE,
headers=headers,
)
device = Device(name="not_actually_device_name",
raw={
"device_name": device_name,
"isa": DUMMY_ISA_DICT
})
compiler = QPUCompiler(
quilc_endpoint=session.config.quilc_url,
qpu_compiler_endpoint=mock_url,
device=device,
session=session,
)
native_quil = compiler.quil_to_native_quil(simple_program())
try:
compiler.native_quil_to_executable(native_quil)
except UserMessageError as e:
assert "test compilation failed" in str(e)
def get_lattice(lattice_name: str = None):
"""
Construct a Device object to match the Forest 2.0 server's understanding of the named lattice.
:param lattice_name: Name of the desired lattice.
:return: A Device object.
"""
raw_lattice = _get_raw_lattice_data(lattice_name)
return Device(raw_lattice["name"], raw_lattice)
def test_compile_with_quilt_calibrations(compiler):
device_name = "test_device"
mock_url = "http://mock-qpu-compiler"
config = PyquilConfig(TEST_CONFIG_PATHS)
session = get_session(config=config)
mock_adapter = requests_mock.Adapter()
session.mount("http://", mock_adapter)
headers = {
# access token from ./data/user_auth_token_valid.json.
"Authorization": "Bearer secret"
}
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/get_version_info",
status_code=200,
json={},
headers=headers,
)
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/native_quilt_to_binary",
status_code=200,
json=SIMPLE_RESPONSE,
headers=headers,
)
device = Device(name="not_actually_device_name",
raw={
"device_name": device_name,
"isa": DUMMY_ISA_DICT
})
compiler = QPUCompiler(
quilc_endpoint=session.config.quilc_url,
qpu_compiler_endpoint=mock_url,
device=device,
session=session,
)
program = simple_program()
q = FormalArgument("q")
defn = DefCalibration(
"H", [], [q],
[RZ(math.pi / 2, q),
RX(math.pi / 2, q),
RZ(math.pi / 2, q)])
cals = [defn]
program._calibrations = cals
# this should more or less pass through
compilation_result = compiler.quil_to_native_quil(program, protoquil=True)
assert compilation_result.calibrations == cals
assert program.calibrations == cals
assert compilation_result == program
def get_devices(async_endpoint='https://job.rigetti.com/beta', api_key=None, user_id=None):
"""
Get a list of currently available devices. The arguments for this method are the same as those for QPUConnection.
Note that this method will only work for accounts that have QPU access.
:return: set of online and offline devices
:rtype: set
"""
session = get_session(api_key, user_id)
response = session.get(async_endpoint + '/devices')
if response.status_code >= 400:
raise parse_error(response)
return {Device(name, device) for (name, device) in response.json()['devices'].items()}
def run_quilc_pass(circ: Circuit, backend: str):
try:
RebaseQuil().apply(circ)
p_circ = tk_to_pyquil(circ)
if backend == _BACKEND_IBM:
devgraph = nx.from_edgelist(ibm_coupling)
twoq_type = ['CZ']
twoq_set = {OpType.CZ}
elif backend == _BACKEND_RIGETTI:
devgraph = nx.from_edgelist(rigetti_coupling)
twoq_type = ['CZ', 'XY']
twoq_set = {OpType.CZ, OpType.ISWAP}
elif backend == _BACKEND_GOOGLE:
devgraph = nx.from_edgelist(google_coupling)
twoq_type = ['CZ']
twoq_set = {OpType.CZ}
elif backend == _BACKEND_FULL:
devgraph = nx.complete_graph(circ.n_qubits)
twoq_type = ['CZ', 'XY']
twoq_set = {OpType.CZ, OpType.ISWAP}
isa = isa_from_graph(devgraph, twoq_type=twoq_type)
device = Device_("dev", {"isa": isa.to_dict()})
device._isa = isa
qcompiler = QVMCompiler(PyquilConfig().quilc_url, device, timeout=600)
start_time = time.time()
compiled_pr = qcompiler.quil_to_native_quil(p_circ)
time_elapsed = time.time() - start_time
print(time_elapsed)
circ2 = pyquil_to_tk(compiled_pr)
return [
circ2.n_gates,
circ2.depth(),
sum(circ2.n_gates_of_type(op) for op in twoq_set),
circ2.depth_by_type(twoq_set), time_elapsed
]
except Exception as e:
print(e)
print("quilc error")
return [nan, nan, nan, nan, nan]
def test_device(isa_dict, noise_model_dict):
device_raw = {'isa': isa_dict,
'noise_model': noise_model_dict,
'is_online': True,
'is_retuning': False}
device = Device(DEVICE_FIXTURE_NAME, device_raw)
assert device.name == DEVICE_FIXTURE_NAME
isa = ISA.from_dict(isa_dict)
noise_model = NoiseModel.from_dict(noise_model_dict)
# Device.isa is deprecated, but seemingly this is what we want here
with pytest.warns(DeprecationWarning):
assert isinstance(device.isa, ISA)
assert device.isa == isa
assert isinstance(device.noise_model, NoiseModel)
assert device.noise_model == noise_model
def test_http_compilation(compiler):
device_name = "test_device"
mock_url = "http://mock-qpu-compiler"
config = PyquilConfig(TEST_CONFIG_PATHS)
session = get_session(config=config)
mock_adapter = requests_mock.Adapter()
session.mount("http://", mock_adapter)
headers = {
# access token from ./data/user_auth_token_valid.json.
"Authorization": "Bearer secret"
}
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/get_version_info",
status_code=200,
json={},
headers=headers,
)
mock_adapter.register_uri(
"POST",
f"{mock_url}/devices/{device_name}/native_quil_to_binary",
status_code=200,
json=SIMPLE_RESPONSE,
headers=headers,
)
device = Device(
name="not_actually_device_name", raw={"device_name": device_name, "isa": DUMMY_ISA_DICT}
)
compiler = QPUCompiler(
quilc_endpoint=session.config.quilc_url,
qpu_compiler_endpoint=mock_url,
device=device,
session=session,
)
compilation_result = compiler.native_quil_to_executable(
compiler.quil_to_native_quil(simple_program())
)
assert isinstance(compilation_result, BinaryExecutableResponse)
assert compilation_result.program == SIMPLE_RESPONSE["program"]
def test_invalid_protocol():
device_name = "test_device"
mock_url = "not-http-or-tcp://mock-qpu-compiler"
config = PyquilConfig(TEST_CONFIG_PATHS)
session = get_session(config=config)
mock_adapter = requests_mock.Adapter()
session.mount("", mock_adapter)
device = Device(
name="not_actually_device_name", raw={"device_name": device_name, "isa": DUMMY_ISA_DICT}
)
with pytest.raises(UserMessageError):
QPUCompiler(
quilc_endpoint=session.config.quilc_url,
qpu_compiler_endpoint=mock_url,
device=device,
session=session,
)
def test_device(device_raw):
return Device('test_device', device_raw)
def noise_model(self, dev: device.Device) -> noise.NoiseModel:
return noise._decoherence_noise_model(gates=device.gates_in_isa(
dev.get_isa()),
T1=300e-6,
T2=300e-6,
ro_fidelity=0.99)
def test_device(device_raw):
return Device("test_device", device_raw)
neuron_prog += Program(H(inputs[0]), H(inputs[1]), CNOT(inputs[0], training), CNOT(inputs[1], training))
neuron_prog += DOUBLERY(w, beta, inputs[0], inputs[1], ancilla[0])
neuron_prog += CMIY(ancilla[0], ancilla[2])
neuron_prog += DOUBLERYINV(w, beta, inputs[0], inputs[1], ancilla[0])
neuron_prog += CMIY(ancilla[2], output)
neuron_prog += DOUBLERYINV(w, beta, inputs[0], inputs[1], ancilla[1])
neuron_prog += CIY(ancilla[1], ancilla[2])
neuron_prog += DOUBLERY(w, beta, inputs[0], inputs[1], ancilla[1])
return neuron_prog
# Load device information and generate compiler object
with open('19Q-Acorn.json', 'r') as infile:
dev_data = json.load(infile)
acorn = Device('19Q-Acorn', dev_data)
compiler = CompilerConnection(acorn)
# Helper function which prints the status of the compilation
def print_job_stats(job):
print("Gate depth: {}\nGate volume: {}\nTopological Swaps: {}\nMultiq gate depth: {}".format(job.gate_depth(), job.gate_volume(), job.topological_swaps(), job.multiqubit_gate_depth()))
# Helper function for checking the quality of an embedding
def check_compilation(inputs, training, ancilla, output, cmp=compiler):
qnn_prog = make_neuron([0, 1], np.pi/3., inputs, training, ancilla, output)
qubits = list(inputs + [training] + ancilla + [output])
qnn_prog += Program([MEASURE(xx, xx) for xx in qubits])
compiled_result = compiler.compile_async(Program(qnn_prog))
job = compiler.get_job(compiled_result)
job = wait_for_job(compiled_result)
#print_job_stats(job)