Pennylane-qulacs

Breaking changes

* Support for Python 3.8 has been removed, and support for 3.11 has been added.
[(55)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/55)

Improvements

* Added support for `qml.StatePrep` as a state preparation operation.
[(54)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/54)

Contributors

This release contains contributions from (in alphabetical order):

Mudit Pandey,
Jay Soni

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Improvements

* Removed support for in-place inversion of operations (e.g. `qml.PauliX(0).inv()`). Users should
use `qml.adjoint` instead.
[(46)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/46)

Contributors

This release contains contributions from (in alphabetical order):

Albert Mitjans Coma

---

Breaking changes

* Removes testing for Python 3.7.
[(43)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/43)

Contributors

This release contains contributions from (in alphabetical order):

Christina Lee

---

Improvements

* Adds the compatibility tag for Python 3.10 and removed it for 3.6.
[(31)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/31)

Bug fixes

* Defines the missing `returns_state` entry of the `capabilities` dictionary of
the device.
[(36)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/36)

* Updates the plugin to be compatible with the use of `Operator.eigvals` as a method.
[(35)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/35)

Contributors

This release contains contributions from (in alphabetical order):

Christina Lee, Antal Száva

---

Improvements

* Adds the compatibility tag for Python 3.9.
[(28)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/28)

Bug fixes

* Fixed an issue where the wrong results are returned when passing non-consecutive wires to `QubitStateVector`.
[(25)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/25)

* Fixed issue where a state cannot be loaded into a Qulacs circuit when using a subset of wires with `BasisState`.
[(26)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/26)

Contributors

This release contains contributions from (in alphabetical order):

Theodor Isacsson, Romain Moyard

Breaking changes

* Removed the `analytic` argument to reflect the [shots
refactor](https://github.com/PennyLaneAI/pennylane/pull/1079) in PennyLane. Analytic expectation
values can still be computed by setting `shots=None`.
[(21)](https://github.com/PennyLaneAI/pennylane-qulacs/pull/21)

Contributors

This release contains contributions from (in alphabetical order):

Maria Schuld