This changelog track changes to the qoqo project starting at version v0.5.0
- Added the documentation from qoqo_examples.
- Added
PragmaSimulationRepetitionsoperation. - Updated to pyo3 0.22, thereby adding support for python 3.13.
- Fixed
PhaseShiftedControlledControlledZandPhaseShiftedControlledControlledPhaseunitary matrices.
- Updated nalgebra to 0.33.1, jsonschema to 0.23. Removed unnecessary dependencies.
- Added
InvSGate,InvTGate,SXGate,InvSXGate,TripleControlledPauliX,TripleControlledPauliZ,TripleControlledPhaseShift,ControlledSWAP,PhaseShiftedControlledControlledZ,PhaseShiftedControlledControlledPhasegates.
- Fixed release bug.
- Fixed sphinx documentation and compatibility test 1.14.
- Renamed the readme in roqoqo.
- Added support for noise model operator input from struqture 2.x. Output remains in struqture 1.x.
- Pinned clap version to use rust 1.70 (clap,clap_builder and clap_derive 4.4, clap_lex 0.6.0).
- Updated to rust 1.70.
- Updated to jsonschema 0.20.
- Added list of available gates names.
- Fixed package category.
- Added
SqrtPauliYandInvSqrtPauliYgates.
- Added the doc_generator feature to qoqo that will create .pyi used for python IDE hints during cargo build.
- Change version mismatch error message to be clearer.
PragmaSetStateVector,PragmaSetDensityMatrixandPragmaGeneralNoiseinterface casting errors when handling arrays/matrices- Dependencies issues caused by Pyo3 0.21 support release
- Unstable feature
unstable_operation_definitionadding new operations: GateDefinition and CallDefinedGate.
- Added the
__repr__method to the SingleQubitOverrotationDescription noise model.
- Updated to pyo3 0.21.
- Fix typo in name of RoqoqoBackendError::AuthenticationError
- Added the DecoherenceOnIdle noise model
- Feature
unstable_analog_operationsadding new analog operations:ApplyConstantSpinHamiltonian,ApplyTimeDependentSpinHamiltonian - Added
SingleQubitOverrotationDescription - Added
SingleQubitOverrotationOnGatenoise model - Updated cargo (including updating mio from v0.8.10 to v0.8.11)
- Unstable feature
unstable_spin_boson_operationsadding new spin-boson operations: QuantumRabi, LongitudinalCoupling, JaynesCummings - Added three new operations to
unstable_spin_boson_operations: SingleExcitationLoad, SingleExcitationStore, CZQubitResonator
- Error message in
Device.change_device()
- Unstable feature
unstable_chain_with_environmentmacros have been moved to their own feature instead of incorporating the feature gate into the macros.
- Unstable feature
unstable_chain_with_environmentimplementing a Trait for returning chains in a device with an environment of qubits, where an environment are qubits that are not part of the chain but connected to at least one qubit in the chain.
- Updated to pyo3 0.20.
- Added
PragmaAnnotatedOpoperation. - Added EchoCrossResonance gate.
- Added PhaseDisplacement gate.
- Fixed missing
Identitygate from operations module
- Renamed unstable ErrorOnGate NoiseModel to DecoherenceOnGate
- Fixed the factors of the depolarising rate of ContinuousDecoherenceModel by dividing by 2 (now equivalent to GenericDevice)
- Added
Identitygate - NoiseModels are now a stable feature
- Added the json_schema feature info to the NoiseModels (unstable)
- Fixed serialisation of unstable error-on-gate noise model to json
- Added support for JsonSchema.
- Added first bosonic operations traits in
roqoqoandqoqo.
- Fixed wrong minimum required roqoqo version when serializing circuits with some operations from versions 1.3, 1.4. and 1.5.
- pyo3 updated to 0.19
PragmaControlledCircuitoperation for a Circuit that is controlled by a single qubit.
- Added non-exhaustive attribute to enums where it was obmitted by mistake
- Fixed semver violation in Device trait
- Added GPi and GPi2 gates
- Measurement inputs can now be passed properly in Python interface (previously, there were serialisation functions missing)
- Devices are no longer serialized with wrong roqoqo version number
- Added Three-qubit gates support
- Added ControlledRotateX, ControlledRotateXY, ControlledControlledPauliZ, ControlledControlledPhaseShift, Toffoli to qoqo
- Added device function to return all gate names
- Added unstable QoqoDevice feature. Prototype for future qoqo devices without stability guarantees.
- Wrong angle in circuit decomposition of MultiQubitZZ and MultiQubitMS
- Updated to pyo3 0.18.1
- Updated to pyo3 0.18, qoqo_calculator 1.1.1 and nalgebra 0.32
- Modified the downcast method for measurements passed to the QuantumProgram in qoqo
- Added to_bincode and from_bincode methods to all measurements in qoqo
- Removed references to
pyo3::prepare_freethreaded_python();outside of tests
- Activated circuitdag feature by default
- Modified serialization roqoqo version to use lowest compatible version
- Relaxed compatability check for Python arguments to allow backward compatability
- Added CircuitDag documentation
- Added PhaseShiftedControlledPhase to qoqo
- Updated dependencies
- Updated nalgebra to 0.31
- Fixed nalgebra version to 0.30
- Added 1.0.0 compatibility tests
- Added rich comparison for Python interface of Measurements
- Added PragmaLoop
- Allowed creating PragmaSetStateVector from float or integer numpy arrays.
- Added
InputBitto set bit in a (readout) bit register to a value. - Added
InvolvedClassicalfunctionality to return which classical register variables are involved in an operation - Added
CircuitDagdirect acyclical graph representation ofCircuit
- Fixed superoperator construction for general noise pragma
- Updated dependencies
PragmaRepeatedMeasurementnow adds remapped qubits that are not previously in the qubit_mapping of the gate.
- Optional
asyncfeature including:- AsyncEvaluatingBackend trait for backends that implement async evaluation (especially designed for Backends interfacing a Web-API)
- Measurements async evaluating the Future of a register measurement returned from a backend.
- Device trait added in roqoqo.
- Added unit tests for serialization of PragmaRepeatedMeasurement operations in a Circuit.
- Make qubit_remapping more lenient only remapping values found in a HashMap skipping remapping for qubits not found in HashMap instead of returning an error.
- Updated to qoqo_calculator 1.0
- Removed DoUnitary class from qoqo since functionality replaced by QuantumProgram.
- Fixing errors in git pushes
- Failed dependency resolution in roqoqo/Cargo.toml
- qoqo can now be built using a source distribution
- Semver-style version checking for Circuit serialization. In beta mode (0.y.z) minor version must match (y_library == y_data) in release mode (x.y.z) major version must match (x_library == x_data) and minor version of library must exceed minor version of data (y_library >= y_data).
json_schemaimplementingJsonSchemafrom schemars for roqoqo data structures.- Unit tests to validate
json_schemaadded for Circuit, QuantumProgram and measurements. roqoqo-testextended by two new functions for stochastic gate tests:construct_random_circuitandadd_random_multi_qubit_gate.- A conversion function
to_single_qubit_gatehas been implemented for the OperateSingleQubitGate trait. - The multiplication function
muladded to the python interface, i.e. qoqo, for Single Qubit Gates. - New devices implemented in roqoqo and in qoqo: AllToAllDevice, GenericDevice, GenericChain (only next-neighbour qubits are connected) and GenericGrid (a 2D grid device).
- New rotation gate
RotateXY(theta, phi)added to the set of single qubit gates.
- The multiplication function
mulfor single qubit gates has been updated so that the result is always normalized. qoqo/exampleshas been moved to the new github repositoryqoqo_exampleswhich also includes qoqo examples in Rust now.- Dependencies have been updated to
qoqo_calculator = v0.7andpyo3 = v0.16. Qoqo python interface has been migrated from #[pyproto] to #[pymethods]. Mutable qoqo_calculator:Calculator has been changed to unmutable where possible after the upgrade to qoqo_calculator version v0.7. - BasisRotation and CheatedBasisRotation measurements renamed to PauliZProduct and CheatedPauliZProduct measurement to reflect that this is the measurement of the PauliProduct in the z-basis.
- BasisRotation and CheatedBasisRotation measurements renamed to PauliZProduct and CheatedPauliZProduct measurement to reflect that this is the measurement of the PauliProduct in the z-basis.
- Bug in running register measurements from a qoqo QuantumProgram (
.run_registers())
- Increased tolerance for unitary violation when construction unitary matrix for SingleQubitGate from
f64::EPSILONto1e-6. - Semver-style version checking for Circuit serialization. In beta mode (0.y.z) minor version must match (y_library == y_data) in release mode (x.y.z) major version must match (x_library == x_data) and minor version of library must exceed minor version of data (y_library >= y_data).
- Removed support for deprecated Python 3.6
- Methon
.inputto return measurement input from measurments in qoqo - Method
.measurement_typeto return the type of measurement in qoqo
- Bug in the probability function of the PragmaDamping gate
- MultiQubitZZ gate. Rotation under a multi-qubit product of Pauli Z operators.
two_qubit_edgesfunction in Device trait. Used to create a simple graph-library-agnostic representation of the connectivity graph of a device.
- Updated to pyo3 v0.15.0
- QuantumProgram: A representation of a quantum program that accepts a list of free classical float parameters, runs measurements on a backend and returns expectation values or the classical register output of the quantum circuits. QuantumProgram is intended as the main interface between classical software and roqoqo quantum programs.
-
In the Device Trait the
change_devicefunction changed the signature fromfn change_device(&mut self, operation: &[u8]) -> Result<(), RoqoqoBackendError>;
to
fn change_device(&mut self, hqslang: &str, operation: &[u8]) -> Result<(), RoqoqoBackendError>
including the
hqslangname of the operation that changes the device.
- Bug in
wrapped_hqslangand missingwrapped_operationfunctions in qoqo PragmaChangeDeviceWrapper
- PramgaChangeDevice: A pragma operation acting as a wrapper around device specific Pragmas that can change the device topology.
- change_device interface to Device trait allowing for the modification of Devices by Pragmas
- Update to rust 2021 edition
- Fix constructing enum MultiQubitGateOperation for all operations implementing OperateMultiQubitGate
- Fixed calculation of superoperator for damping
- Fixed function signatures in Device trait to uniformly return values instead of references and take references for qubits
- Unittest for the superoperator method of the PragmaGeneralNoise
- NegativeEigenvalue RoqoqoError for matrices that are not positive semi-definite
- Device trait: A minimal trait for quantum computing devices used with roqoqo
RoqoqoBackendErrornow has a variantGenericErrorfor additional backend error types
- Rarely used qubit mapping is now the last argument in PragmaRepeatedMeasurement
- PragmaGeneralNoise uses sigma^+ sigma^- and sigma^z as a basis to for Lindblad decoherence rates to avoid using complex rates. Rate and operators parameters of PragmaGeneralNoise have been combined in single parameter rates.
- alpha_i function for Tgate
- Bugfix measurement selection in stochastic_gate_test
- Fixed versioning scheme to use the same version number across the project.
- Updated pyo3 dependency to v0.14.1, numpy to v0.14, num-complex to v0.4 and ndarray to v0.15
- Removed sprs dependency to allow update of other dependencies
- Wrong Python Class name of ClassicalRegister measurement (was "Cheated")
- PhaseShiftedControlledZ gate in roqoqo
- QoqoBackendError to use in the python interface of rust based backends