/
fake_openpulse_2q.py
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/
fake_openpulse_2q.py
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# This code is part of Qiskit.
#
# (C) Copyright IBM 2019.
#
# This code is licensed under the Apache License, Version 2.0. You may
# obtain a copy of this license in the LICENSE.txt file in the root directory
# of this source tree or at http://www.apache.org/licenses/LICENSE-2.0.
#
# Any modifications or derivative works of this code must retain this
# copyright notice, and modified files need to carry a notice indicating
# that they have been altered from the originals.
"""
Fake backend supporting OpenPulse.
"""
import datetime
from qiskit.providers.models import (
GateConfig,
PulseBackendConfiguration,
PulseDefaults,
Command,
UchannelLO,
)
from qiskit.providers.models.backendproperties import Nduv, Gate, BackendProperties
from qiskit.qobj import PulseQobjInstruction
from .fake_backend import FakeBackend
class FakeOpenPulse2Q(FakeBackend):
"""A fake 2 qubit backend for pulse test."""
def __init__(self):
configuration = PulseBackendConfiguration(
backend_name="fake_openpulse_2q",
backend_version="0.0.0",
n_qubits=2,
meas_levels=[0, 1, 2],
basis_gates=["u1", "u2", "u3", "cx", "id"],
simulator=False,
local=True,
conditional=True,
open_pulse=True,
memory=False,
max_shots=65536,
gates=[GateConfig(name="TODO", parameters=[], qasm_def="TODO")],
coupling_map=[[0, 1]],
n_registers=2,
n_uchannels=2,
u_channel_lo=[
[UchannelLO(q=0, scale=1.0 + 0.0j)],
[UchannelLO(q=0, scale=-1.0 + 0.0j), UchannelLO(q=1, scale=1.0 + 0.0j)],
],
qubit_lo_range=[[4.5, 5.5], [4.5, 5.5]],
meas_lo_range=[[6.0, 7.0], [6.0, 7.0]],
dt=1.3333,
dtm=10.5,
rep_times=[100, 250, 500, 1000],
meas_map=[[0, 1]],
channel_bandwidth=[
[-0.2, 0.4],
[-0.3, 0.3],
[-0.3, 0.3],
[-0.02, 0.02],
[-0.02, 0.02],
[-0.02, 0.02],
],
meas_kernels=["kernel1"],
discriminators=["max_1Q_fidelity"],
acquisition_latency=[[100, 100], [100, 100]],
conditional_latency=[
[100, 1000],
[1000, 100],
[100, 1000],
[1000, 100],
[100, 1000],
[1000, 100],
],
hamiltonian={
"h_str": [
"np.pi*(2*v0-alpha0)*O0",
"np.pi*alpha0*O0*O0",
"2*np.pi*r*X0||D0",
"2*np.pi*r*X0||U1",
"2*np.pi*r*X1||U0",
"np.pi*(2*v1-alpha1)*O1",
"np.pi*alpha1*O1*O1",
"2*np.pi*r*X1||D1",
"2*np.pi*j*(Sp0*Sm1+Sm0*Sp1)",
],
"description": "A hamiltonian for a mocked 2Q device, with 1Q and 2Q terms.",
"qub": {"0": 3, "1": 3},
"vars": {
"v0": 5.00,
"v1": 5.1,
"j": 0.01,
"r": 0.02,
"alpha0": -0.33,
"alpha1": -0.33,
},
},
channels={
"acquire0": {"operates": {"qubits": [0]}, "purpose": "acquire", "type": "acquire"},
"acquire1": {"operates": {"qubits": [1]}, "purpose": "acquire", "type": "acquire"},
"d0": {"operates": {"qubits": [0]}, "purpose": "drive", "type": "drive"},
"d1": {"operates": {"qubits": [1]}, "purpose": "drive", "type": "drive"},
"m0": {"type": "measure", "purpose": "measure", "operates": {"qubits": [0]}},
"m1": {"type": "measure", "purpose": "measure", "operates": {"qubits": [1]}},
"u0": {
"operates": {"qubits": [0, 1]},
"purpose": "cross-resonance",
"type": "control",
},
"u1": {
"operates": {"qubits": [1, 0]},
"purpose": "cross-resonance",
"type": "control",
},
},
processor_type={
"family": "Canary",
"revision": "1.0",
"segment": "A",
},
description="A fake test backend with pulse defaults",
)
self._defaults = PulseDefaults.from_dict(
{
"qubit_freq_est": [4.9, 5.0],
"meas_freq_est": [6.5, 6.6],
"buffer": 10,
"pulse_library": [
{"name": "x90p_d0", "samples": 2 * [0.1 + 0j]},
{"name": "x90p_d1", "samples": 2 * [0.1 + 0j]},
{"name": "x90m_d0", "samples": 2 * [-0.1 + 0j]},
{"name": "x90m_d1", "samples": 2 * [-0.1 + 0j]},
{"name": "y90p_d0", "samples": 2 * [0.1j]},
{"name": "y90p_d1", "samples": 2 * [0.1j]},
{"name": "xp_d0", "samples": 2 * [0.2 + 0j]},
{"name": "ym_d0", "samples": 2 * [-0.2j]},
{"name": "cr90p_u0", "samples": 9 * [0.1 + 0j]},
{"name": "cr90m_u0", "samples": 9 * [-0.1 + 0j]},
{"name": "measure_m0", "samples": 10 * [0.1 + 0j]},
{"name": "measure_m1", "samples": 10 * [0.1 + 0j]},
],
"cmd_def": [
Command.from_dict(
{
"name": "u1",
"qubits": [0],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d0", t0=0, phase="-P0"
).to_dict()
],
}
).to_dict(),
Command.from_dict(
{
"name": "u1",
"qubits": [1],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d1", t0=0, phase="-P0"
).to_dict()
],
}
).to_dict(),
Command.from_dict(
{
"name": "u2",
"qubits": [0],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d0", t0=0, phase="-P1"
).to_dict(),
PulseQobjInstruction(name="y90p_d0", ch="d0", t0=0).to_dict(),
PulseQobjInstruction(
name="fc", ch="d0", t0=2, phase="-P0"
).to_dict(),
],
}
).to_dict(),
Command.from_dict(
{
"name": "u2",
"qubits": [1],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d1", t0=0, phase="-P1"
).to_dict(),
PulseQobjInstruction(name="y90p_d1", ch="d1", t0=0).to_dict(),
PulseQobjInstruction(
name="fc", ch="d1", t0=2, phase="-P0"
).to_dict(),
],
}
).to_dict(),
Command.from_dict(
{
"name": "u3",
"qubits": [0],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d0", t0=0, phase="-P2"
).to_dict(),
PulseQobjInstruction(name="x90p_d0", ch="d0", t0=0).to_dict(),
PulseQobjInstruction(
name="fc", ch="d0", t0=2, phase="-P0"
).to_dict(),
PulseQobjInstruction(name="x90m_d0", ch="d0", t0=2).to_dict(),
PulseQobjInstruction(
name="fc", ch="d0", t0=4, phase="-P1"
).to_dict(),
],
}
).to_dict(),
Command.from_dict(
{
"name": "u3",
"qubits": [1],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d1", t0=0, phase="-P2"
).to_dict(),
PulseQobjInstruction(name="x90p_d1", ch="d1", t0=0).to_dict(),
PulseQobjInstruction(
name="fc", ch="d1", t0=2, phase="-P0"
).to_dict(),
PulseQobjInstruction(name="x90m_d1", ch="d1", t0=2).to_dict(),
PulseQobjInstruction(
name="fc", ch="d1", t0=4, phase="-P1"
).to_dict(),
],
}
).to_dict(),
Command.from_dict(
{
"name": "cx",
"qubits": [0, 1],
"sequence": [
PulseQobjInstruction(
name="fc", ch="d0", t0=0, phase=1.57
).to_dict(),
PulseQobjInstruction(name="ym_d0", ch="d0", t0=0).to_dict(),
PulseQobjInstruction(name="xp_d0", ch="d0", t0=11).to_dict(),
PulseQobjInstruction(name="x90p_d1", ch="d1", t0=0).to_dict(),
PulseQobjInstruction(name="cr90p_u0", ch="u0", t0=2).to_dict(),
PulseQobjInstruction(name="cr90m_u0", ch="u0", t0=13).to_dict(),
],
}
).to_dict(),
Command.from_dict(
{
"name": "measure",
"qubits": [0, 1],
"sequence": [
PulseQobjInstruction(name="measure_m0", ch="m0", t0=0).to_dict(),
PulseQobjInstruction(name="measure_m1", ch="m1", t0=0).to_dict(),
PulseQobjInstruction(
name="acquire",
duration=10,
t0=0,
qubits=[0, 1],
memory_slot=[0, 1],
).to_dict(),
],
}
).to_dict(),
],
}
)
mock_time = datetime.datetime.now()
dt = 1.3333
self._properties = BackendProperties(
backend_name="fake_openpulse_2q",
backend_version="0.0.0",
last_update_date=mock_time,
qubits=[
[
Nduv(date=mock_time, name="T1", unit="µs", value=71.9500421005539),
Nduv(date=mock_time, name="T2", unit="µs", value=69.4240447362455),
Nduv(date=mock_time, name="frequency", unit="MHz", value=4919.96800692),
Nduv(date=mock_time, name="readout_error", unit="", value=0.02),
],
[
Nduv(date=mock_time, name="T1", unit="µs", value=81.9500421005539),
Nduv(date=mock_time, name="T2", unit="µs", value=75.5598482446578),
Nduv(date=mock_time, name="frequency", unit="GHz", value=5.01996800692),
Nduv(date=mock_time, name="readout_error", unit="", value=0.02),
],
],
gates=[
Gate(
gate="id",
qubits=[0],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0),
Nduv(date=mock_time, name="gate_length", unit="ns", value=2 * dt),
],
),
Gate(
gate="id",
qubits=[1],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0),
Nduv(date=mock_time, name="gate_length", unit="ns", value=2 * dt),
],
),
Gate(
gate="u1",
qubits=[0],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=0.0),
],
),
Gate(
gate="u1",
qubits=[1],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=0.0),
],
),
Gate(
gate="u2",
qubits=[0],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=2 * dt),
],
),
Gate(
gate="u2",
qubits=[1],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=2 * dt),
],
),
Gate(
gate="u3",
qubits=[0],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=4 * dt),
],
),
Gate(
gate="u3",
qubits=[1],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=0.06),
Nduv(date=mock_time, name="gate_length", unit="ns", value=4 * dt),
],
),
Gate(
gate="cx",
qubits=[0, 1],
parameters=[
Nduv(date=mock_time, name="gate_error", unit="", value=1.0),
Nduv(date=mock_time, name="gate_length", unit="ns", value=22 * dt),
],
),
],
general=[],
)
super().__init__(configuration)
def defaults(self):
"""Return the default pulse-related settings provided by the backend (such as gate
to Schedule mappings).
"""
return self._defaults
def properties(self):
"""Return the measured characteristics of the backend."""
return self._properties