def test_build_native_gate(self):
name = randomize.random_identifier()
parameters = [Parameter("a", ParamType.INT), Parameter("b", ParamType.FLOAT)]
gate_def = GateDefinition(name, parameters=parameters)
native_gates = {name: gate_def}
a = 5
b = 1.234
sexpr = ("gate", name, a, b)
exp_value = gate_def(a, b)
act_value = build(sexpr, native_gates)
self.assertEqual(exp_value, act_value)
def test_build_gate_with_constant(self):
gate_def = GateDefinition("g", [Parameter("p", None)])
sexpr = ("circuit", ("let", "a", 1), ("gate", "g", "a"))
exp_value = gate_def(Constant("a", 1))
circuit = build(sexpr, inject_pulses={"g": gate_def})
act_value = circuit.body.statements[0]
self.assertEqual(exp_value, act_value)
def test_pass_through_core_type(self):
test_values = [
Parameter("foo", None),
Register("r", 3),
]
for value in test_values:
self.assertEqual(value, build(value))
def test_unnormalized_native_gates(self):
"""Test using native gates that are not a dictionary."""
gate_def = GateDefinition("g", [Parameter("p", None)])
sexpr = ("circuit", ("gate", "g", 0))
exp_value = gate_def(0)
circuit = build(sexpr, inject_pulses=[gate_def])
act_value = circuit.body.statements[0]
self.assertEqual(exp_value, act_value)
def test_build_macro_with_premade_parameters(self):
param_ident = randomize.random_identifier()
param = Parameter(param_ident, None)
macro_ident = randomize.random_identifier()
sexpr = ("macro", macro_ident, param, ("sequential_block",))
exp_value = core.Macro(macro_ident, [param])
act_value = build(sexpr)
self.assertEqual(exp_value, act_value)
def make_slice_component(self, arg):
if isinstance(arg, int):
return arg
elif isinstance(arg, str):
return Parameter(arg, None)
elif arg is None:
return None
elif isinstance(arg, AnnotatedValue):
return arg
else:
raise ValueError(f"Cannot make slice component from {arg}")
def test_build_macro_definition(self):
gate_def = GateDefinition("foo", parameters=[Parameter("x", None)])
sexpr = (
"macro",
"bar",
"a",
"b",
("sequential_block", ("gate", "foo", "a"), ("gate", "foo", "b")),
)
act_value = build(sexpr, inject_pulses={"foo": gate_def})
exp_value = core.Macro(
"bar", parameters=[Parameter("a", None), Parameter("b", None)]
)
exp_value.body.statements.append(
core.GateStatement(gate_def, parameters={"x": Parameter("a", None)})
)
exp_value.body.statements.append(
core.GateStatement(gate_def, parameters={"x": Parameter("b", None)})
)
self.assertEqual(exp_value, act_value)
def make_argument_object(self, arg):
"""Format an argument as the GateStatement constructor expects it."""
if isinstance(arg, Number):
return arg
elif isinstance(arg, tuple):
return self.make_qubit(*arg)
elif isinstance(arg, str):
return Parameter(arg, None)
elif isinstance(arg, NamedQubit):
return arg
elif isinstance(arg, AnnotatedValue):
return arg
else:
raise TypeError(f"Cannot make an argument out of {arg}")
def make_random_parameter(name=None, allowed_types=None, return_params=False):
"""Return a parameter with a random type and name."""
if name is None:
name = random_identifier()
if allowed_types is None:
allowed_types = ParamType.types
param_type = random.choice(allowed_types)
if param_type not in ParamType:
raise ValueError(f"Unknown parameter type {param_type}")
param = Parameter(name, param_type)
if not return_params:
return param
else:
return param, name, param_type
def test_build_circuit(self):
"""Build a circuit with as many features as possible."""
# We've already built a circuit elsewhere but this test tries to tie everything in together.
gate_def = GateDefinition("g", [Parameter("p", None)])
native_gates = {"g": gate_def}
sexpr = (
"circuit",
("register", "r", 7),
("map", "q", "r"),
("let", "x", 0),
("macro", "foo", "a", ("sequential_block", ("gate", "g", "a"))),
("gate", "foo", "x"),
("loop", 5, ("sequential_block", ("gate", "g", 3))),
("parallel_block", ("gate", "g", 0), ("gate", "g", 1)),
)
act_value = build(sexpr, inject_pulses=native_gates)
r = Register("r", 7)
q = Register("q", alias_from=r)
x = Constant("x", 0)
foo = core.Macro("foo", parameters=[Parameter("a", None)])
foo.body.statements.append(gate_def(Parameter("a", None)))
exp_value = core.Circuit(native_gates=native_gates)
exp_value.registers[r.name] = r
exp_value.registers[q.name] = q
exp_value.constants[x.name] = x
exp_value.macros[foo.name] = foo
exp_value.body.statements.append(foo(x))
loop_block = core.BlockStatement(statements=[gate_def(3),])
loop = core.LoopStatement(5, loop_block)
exp_value.body.statements.append(loop)
parallel_block = core.BlockStatement(parallel=True)
parallel_block.statements.append(gate_def(0))
parallel_block.statements.append(gate_def(1))
exp_value.body.statements.append(parallel_block)
self.assertEqual(exp_value, act_value)
def test_add_macro_to_circuit(self):
foo_def = core.GateDefinition("foo", parameters=[Parameter("x", None)])
native_gates = {"foo": foo_def}
block = core.circuitbuilder.SequentialBlockBuilder()
block.gate("foo", "a")
builder = core.circuitbuilder.CircuitBuilder(native_gates=native_gates)
builder.macro("my_macro", ["a"], body=block)
self.run_test(
(
"circuit",
("macro", "my_macro", "a", ("sequential_block", ("gate", "foo", "a"))),
),
builder,
native_gates=native_gates,
)
def test_use_macro_gate(self):
g_def = core.GateDefinition("g", [Parameter("p0", None)])
native_gates = {"g": g_def}
builder = core.circuitbuilder.CircuitBuilder(native_gates=native_gates)
block = core.circuitbuilder.SequentialBlockBuilder()
block.gate("g", "a")
builder.macro("foo", ["a"], block)
builder.gate("foo", 1)
self.run_test(
(
"circuit",
("macro", "foo", "a", ("sequential_block", ("gate", "g", "a"))),
("gate", "foo", 1),
),
builder,
native_gates=native_gates,
)
def make_parameter(self, name=None, index=None, kind=None):
if name is None:
if index is None:
raise ValueError("Provide either name or index to Parameter")
name = str(index)
return Parameter(name, kind)
[np.cos(rotation_angle / 2), -np.sin(rotation_angle / 2)],
[np.sin(rotation_angle / 2),
np.cos(rotation_angle / 2)],
])
def U_Rz(rotation_angle):
return np.array([[1, 0], [0, np.exp(1j * rotation_angle)]])
ACTIVE_NATIVE_GATES = (
BusyGateDefinition("prepare_all"),
GateDefinition(
"R",
[
Parameter("q", ParamType.QUBIT),
Parameter("axis-angle", ParamType.FLOAT),
Parameter("rotation-angle", ParamType.FLOAT),
],
ideal_unitary=U_R,
),
GateDefinition(
"Rx",
[Parameter("q", ParamType.QUBIT),
Parameter("angle", ParamType.FLOAT)],
ideal_unitary=U_Rx,
),
GateDefinition(
"Ry",
[Parameter("q", ParamType.QUBIT),
Parameter("angle", ParamType.FLOAT)],