def test_multiple_serializers():
serializer1 = cg.GateOpSerializer(
gate_type=cirq.XPowGate,
serialized_gate_id='x_pow',
args=[
cg.SerializingArg(serialized_name='half_turns',
serialized_type=float,
op_getter='exponent')
],
can_serialize_predicate=lambda x: x.gate.exponent != 1)
serializer2 = cg.GateOpSerializer(
gate_type=cirq.XPowGate,
serialized_gate_id='x',
args=[
cg.SerializingArg(serialized_name='half_turns',
serialized_type=float,
op_getter='exponent')
],
can_serialize_predicate=lambda x: x.gate.exponent == 1)
gate_set = cg.SerializableGateSet(gate_set_name='my_gate_set',
serializers=[serializer1, serializer2],
deserializers=[])
q0 = cirq.GridQubit(1, 1)
assert gate_set.serialize_op(cirq.X(q0)).gate.id == 'x'
assert gate_set.serialize_op(cirq.X(q0)**0.5).gate.id == 'x_pow'
def test_to_proto_not_required_ok():
serializer = cg.GateOpSerializer(
gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(serialized_name='my_val',
serialized_type=float,
op_getter='val'),
cg.SerializingArg(serialized_name='not_req',
serialized_type=float,
op_getter='not_req',
required=False)
])
expected = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': {
'arg_value': {
'float_value': 0.125
}
}
},
'qubits': [{
'id': '1_2'
}]
})
q = cirq.GridQubit(1, 2)
assert serializer.to_proto(GateWithProperty(0.125)(q)) == expected
def test_token_serialization_with_constant_reference(constants, expected_index,
expected_constants):
serializer = cg.GateOpSerializer(gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='val')
])
# Make a local copy since we are modifying the array in-place.
constants = copy.copy(constants)
q = cirq.GridQubit(1, 2)
tag = cg.CalibrationTag('my_token')
expected = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': {
'arg_value': {
'float_value': 0.125
}
}
},
'qubits': [{
'id': '1_2'
}],
'token_constant_index': expected_index
})
assert expected == serializer.to_proto(
GateWithAttribute(0.125)(q).with_tags(tag), constants=constants)
assert constants == expected_constants
def test_token_serialization():
serializer = cg.GateOpSerializer(gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
tag = cg.CalibrationTag('my_token')
expected = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': {
'arg_value': {
'float_value': 0.125
}
}
},
'qubits': [{
'id': '1_2'
}],
'token_value': 'my_token'
})
assert expected == serializer.to_proto(
GateWithAttribute(0.125)(q).with_tags(tag))
def test_to_proto_line_qubit_supported():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='val')
])
q = cirq.LineQubit('10')
arg_value = 1.0
result = serializer.to_proto(GateWithProperty(arg_value)(q))
expected = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': {
'arg_value': {
'float_value': arg_value
}
}
},
'qubits': [{
'id': '10'
}]
})
assert result == expected
def test_to_proto_unsupported_type():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=bytes,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
with pytest.raises(ValueError, match='bytes'):
serializer.to_proto(GateWithProperty(b's')(q))
def test_to_proto_unsupported_qubit_type():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='val')
])
q = cirq.NamedQubit('a')
with pytest.raises(ValueError, match='GridQubit'):
serializer.to_proto(GateWithProperty(1.0)(q))
def test_to_proto_required_but_not_present():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter=lambda x: None)
])
q = cirq.GridQubit(1, 2)
with pytest.raises(ValueError, match='required'):
serializer.to_proto(GateWithProperty(1.0)(q))
def test_can_serialize_gate_subclass():
serializer = cg.GateOpSerializer(
gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(serialized_name='my_val',
serialized_type=float,
gate_getter='val')
],
can_serialize_predicate=lambda x: x.val == 1)
assert serializer.can_serialize_gate(SubclassGate(1))
assert not serializer.can_serialize_gate(SubclassGate(0))
def test_to_proto_no_getattr():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='nope')
])
q = cirq.GridQubit(1, 2)
with pytest.raises(ValueError, match='does not have'):
serializer.to_proto(GateWithProperty(1.0)(q))
def test_to_proto_type_mismatch(val_type, val):
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=val_type,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
with pytest.raises(ValueError, match=str(type(val))):
serializer.to_proto(GateWithProperty(val)(q))
def test_to_proto_gate_mismatch():
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
with pytest.raises(ValueError, match='GateWithAttribute.*GateWithProperty'):
serializer.to_proto(GateWithAttribute(1.0)(q))
def test_can_serialize_operation_subclass():
serializer = cg.GateOpSerializer(
gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(serialized_name='my_val',
serialized_type=float,
op_getter='val')
],
can_serialize_predicate=lambda x: x.gate.val == 1)
q = cirq.GridQubit(1, 1)
assert serializer.can_serialize_operation(SubclassGate(1)(q))
assert not serializer.can_serialize_operation(SubclassGate(0)(q))
def test_to_proto_gate_predicate():
serializer = cg.GateOpSerializer(
gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(serialized_name='my_val',
serialized_type=float,
gate_getter='val')
],
can_serialize_predicate=lambda x: x.val == 1)
q = cirq.GridQubit(1, 2)
assert serializer.to_proto_dict(GateWithAttribute(0)(q)) is None
assert serializer.to_proto_dict(GateWithAttribute(1)(q)) is not None
def test_is_supported_gate_can_serialize_predicate():
serializer = cg.GateOpSerializer(
gate_type=cirq.XPowGate,
serialized_gate_id='x_pow',
args=[
cg.SerializingArg(
serialized_name='half_turns',
serialized_type=float,
gate_getter='exponent',
)
],
can_serialize_predicate=lambda x: x.exponent == 1.0)
gate_set = cg.SerializableGateSet(gate_set_name='my_gate_set',
serializers=[serializer],
deserializers=[X_DESERIALIZER])
assert gate_set.is_supported_gate(cirq.XPowGate())
assert not gate_set.is_supported_gate(cirq.XPowGate()**0.5)
assert gate_set.is_supported_gate(cirq.X)
def test_is_supported_operation_can_serialize_predicate():
q = cirq.GridQubit(1, 2)
serializer = cg.GateOpSerializer(
gate_type=cirq.XPowGate,
serialized_gate_id='x_pow',
args=[
cg.SerializingArg(
serialized_name='half_turns',
serialized_type=float,
op_getter='exponent',
)
],
can_serialize_predicate=lambda x: x.gate.exponent == 1.0,
)
gate_set = cg.SerializableGateSet(gate_set_name='my_gate_set',
serializers=[serializer],
deserializers=[X_DESERIALIZER])
assert gate_set.is_supported_operation(cirq.XPowGate()(q))
assert not gate_set.is_supported_operation(cirq.XPowGate()(q)**0.5)
assert gate_set.is_supported_operation(cirq.X(q))
def test_to_proto_callable(val_type, val, arg_value):
serializer = cg.GateOpSerializer(gate_type=GateWithMethod,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=val_type,
gate_getter=get_val)
])
q = cirq.GridQubit(1, 2)
result = serializer.to_proto_dict(GateWithMethod(val)(q))
expected = {
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': arg_value
},
'qubits': [{
'id': '1_2'
}]
}
assert result == expected
def test_defaults_not_serialized():
serializer = cg.GateOpSerializer(gate_type=GateWithAttribute,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=float,
default=1.0,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
no_default = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': {
'arg_value': {
'float_value': 0.125
}
}
},
'qubits': [{
'id': '1_2'
}]
})
assert no_default == serializer.to_proto(GateWithAttribute(0.125)(q))
with_default = op_proto({
'gate': {
'id': 'my_gate'
},
'qubits': [{
'id': '1_2'
}]
})
assert with_default == serializer.to_proto(GateWithAttribute(1.0)(q))
def test_to_proto_property(val_type, val, arg_value):
serializer = cg.GateOpSerializer(gate_type=GateWithProperty,
serialized_gate_id='my_gate',
args=[
cg.SerializingArg(
serialized_name='my_val',
serialized_type=val_type,
op_getter='val')
])
q = cirq.GridQubit(1, 2)
result = serializer.to_proto(GateWithProperty(val)(q),
arg_function_language='linear')
expected = op_proto({
'gate': {
'id': 'my_gate'
},
'args': {
'my_val': arg_value
},
'qubits': [{
'id': '1_2'
}]
})
assert result == expected
from typing import Dict
import pytest
from google.protobuf import json_format
import cirq
import cirq.google as cg
from cirq.google.api import v2
X_SERIALIZER = cg.GateOpSerializer(
gate_type=cirq.XPowGate,
serialized_gate_id='x_pow',
args=[
cg.SerializingArg(
serialized_name='half_turns',
serialized_type=float,
op_getter='exponent',
)
],
)
X_DESERIALIZER = cg.GateOpDeserializer(
serialized_gate_id='x_pow',
gate_constructor=cirq.XPowGate,
args=[
cg.DeserializingArg(
serialized_name='half_turns',
constructor_arg_name='exponent',
)
],
)