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gate_sets.py
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gate_sets.py
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# Copyright 2019 The Cirq Developers
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# https://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
"""Gate sets supported by Google's apis."""
from cirq._doc import document
from cirq_google import serializable_gate_set
from cirq_google.common_serializers import (
SINGLE_QUBIT_SERIALIZERS,
SINGLE_QUBIT_DESERIALIZERS,
SINGLE_QUBIT_HALF_PI_SERIALIZERS,
SINGLE_QUBIT_HALF_PI_DESERIALIZERS,
MEASUREMENT_SERIALIZER,
MEASUREMENT_DESERIALIZER,
CZ_POW_SERIALIZER,
CZ_POW_DESERIALIZER,
SYC_SERIALIZER,
SYC_DESERIALIZER,
SQRT_ISWAP_SERIALIZERS,
SQRT_ISWAP_DESERIALIZERS,
LIMITED_FSIM_SERIALIZERS,
LIMITED_FSIM_DESERIALIZER,
COUPLER_PULSE_SERIALIZER,
COUPLER_PULSE_DESERIALIZER,
WAIT_GATE_SERIALIZER,
WAIT_GATE_DESERIALIZER,
CIRCUIT_OP_SERIALIZER,
CIRCUIT_OP_DESERIALIZER,
)
SYC_GATESET = serializable_gate_set.SerializableGateSet(
gate_set_name='sycamore',
serializers=[
SYC_SERIALIZER,
*SINGLE_QUBIT_SERIALIZERS,
*SINGLE_QUBIT_HALF_PI_SERIALIZERS,
MEASUREMENT_SERIALIZER,
WAIT_GATE_SERIALIZER,
CIRCUIT_OP_SERIALIZER,
],
deserializers=[
SYC_DESERIALIZER,
*SINGLE_QUBIT_DESERIALIZERS,
*SINGLE_QUBIT_HALF_PI_DESERIALIZERS,
MEASUREMENT_DESERIALIZER,
WAIT_GATE_DESERIALIZER,
CIRCUIT_OP_DESERIALIZER,
],
)
document(SYC_GATESET, """Gate set with fsim(pi/2, pi/6) as the core 2 qubit interaction.""")
SQRT_ISWAP_GATESET = serializable_gate_set.SerializableGateSet(
gate_set_name='sqrt_iswap',
serializers=[
*SQRT_ISWAP_SERIALIZERS,
*SINGLE_QUBIT_SERIALIZERS,
MEASUREMENT_SERIALIZER,
WAIT_GATE_SERIALIZER,
CIRCUIT_OP_SERIALIZER,
],
deserializers=[
*SQRT_ISWAP_DESERIALIZERS,
*SINGLE_QUBIT_DESERIALIZERS,
MEASUREMENT_DESERIALIZER,
WAIT_GATE_DESERIALIZER,
CIRCUIT_OP_DESERIALIZER,
],
)
document(SQRT_ISWAP_GATESET, """Gate set with sqrt(iswap) as the core 2 qubit interaction.""")
FSIM_GATESET = serializable_gate_set.SerializableGateSet(
gate_set_name='fsim',
serializers=[
*LIMITED_FSIM_SERIALIZERS,
*SINGLE_QUBIT_SERIALIZERS,
MEASUREMENT_SERIALIZER,
WAIT_GATE_SERIALIZER,
CIRCUIT_OP_SERIALIZER,
],
deserializers=[
LIMITED_FSIM_DESERIALIZER,
*SINGLE_QUBIT_DESERIALIZERS,
MEASUREMENT_DESERIALIZER,
WAIT_GATE_DESERIALIZER,
CIRCUIT_OP_DESERIALIZER,
],
)
document(FSIM_GATESET, """Gate set that combines sqrt(iswap) and syc as one fsim id.""")
EXPERIMENTAL_PULSE_GATESET = serializable_gate_set.SerializableGateSet(
gate_set_name='pulse',
serializers=[
COUPLER_PULSE_SERIALIZER,
*LIMITED_FSIM_SERIALIZERS,
*SINGLE_QUBIT_SERIALIZERS,
MEASUREMENT_SERIALIZER,
WAIT_GATE_SERIALIZER,
CIRCUIT_OP_SERIALIZER,
],
deserializers=[
COUPLER_PULSE_DESERIALIZER,
LIMITED_FSIM_DESERIALIZER,
*SINGLE_QUBIT_DESERIALIZERS,
MEASUREMENT_DESERIALIZER,
WAIT_GATE_DESERIALIZER,
CIRCUIT_OP_DESERIALIZER,
],
)
document(
EXPERIMENTAL_PULSE_GATESET,
"Experimental only. Includes CouplerPulseGate with other fsim gates.",
)
# The xmon gate set.
XMON = serializable_gate_set.SerializableGateSet(
gate_set_name='xmon',
serializers=[
*SINGLE_QUBIT_SERIALIZERS,
CZ_POW_SERIALIZER,
MEASUREMENT_SERIALIZER,
CIRCUIT_OP_SERIALIZER,
],
deserializers=[
*SINGLE_QUBIT_DESERIALIZERS,
CZ_POW_DESERIALIZER,
MEASUREMENT_DESERIALIZER,
CIRCUIT_OP_DESERIALIZER,
],
)
document(XMON, """Gate set for XMON devices.""")
NAMED_GATESETS = {
'sqrt_iswap': SQRT_ISWAP_GATESET,
'sycamore': SYC_GATESET,
'fsim': FSIM_GATESET,
}
document(NAMED_GATESETS, """A convenience mapping from gateset names to gatesets""")
GOOGLE_GATESETS = [
SYC_GATESET,
SQRT_ISWAP_GATESET,
FSIM_GATESET,
XMON,
]
document(GOOGLE_GATESETS, """All Google gatesets""")