Pennylane-cirq

New features since last release

Improvements 🛠

Breaking changes 💔

Deprecations 👋

Documentation 📝

Bug fixes 🐛

Contributors ✍️

This release contains contributions from (in alphabetical order):

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Breaking changes 💔

* The ``qml.QubitStateVector`` template has been removed. Instead, use :class:`~pennylane.StatePrep`.
[(203)](https://github.com/PennyLaneAI/pennylane-cirq/pull/203)

* Support for the `pennylane.operation.Tensor` observable is removed. This observable was deprecated
in PennyLane 0.39, and is removed in PennyLane 0.40.
[(204)](https://github.com/PennyLaneAI/pennylane-cirq/pull/204)

Contributors ✍️

This release contains contributions from (in alphabetical order):

Andrija Paurevic

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Bug fixes 🐛

* Remove deprecated `qml.operation.Tensor` from codebase in favour of `qml.prod`.
[(197)](https://github.com/PennyLaneAI/pennylane-cirq/pull/197)

* Fix deprecated import path for `QubitDevice`.
[(194)](https://github.com/PennyLaneAI/pennylane-cirq/pull/194)
[(195)](https://github.com/PennyLaneAI/pennylane-cirq/pull/195)

Breaking changes 💔

* Removed support for Python 3.9
[(200)](https://github.com/PennyLaneAI/pennylane-cirq/pull/200)

* Upgrade minimum supported version of PennyLane to 0.38.0.
[(201)](https://github.com/PennyLaneAI/pennylane-cirq/pull/201)

Contributors ✍️

This release contains contributions from (in alphabetical order):

Astral Cai,
Mudit Pandey,
Alex Preciado

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New features since last release

* Added support for `expval` of `Prod` observables.
[(183)](https://github.com/PennyLaneAI/pennylane-cirq/pull/183)

Bug fixes 🐛

* Fixes a bug where an error is raised from applying `qml.Identity` on multiple wires.
[(186)](https://github.com/PennyLaneAI/pennylane-cirq/pull/186)

Contributors ✍️

This release contains contributions from (in alphabetical order):

Astral Cai

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Tests

* The sampling tests no longer set the `_obs_queue` proprerty, as setting it has no effect on the behaviour of the plugin.
[(159)](https://github.com/PennyLaneAI/pennylane-cirq/pull/159)

Contributors ✍️

This release contains contributions from (in alphabetical order):

Christina Lee

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Bug fixes 🐛

* Fixes the pasqal device when more than one circuit is executed and adds support
for specifying `wires` an iterable of wire labels.
[(151)](https://github.com/PennyLaneAI/pennylane-cirq/pull/151)

Contributors ✍️

This release contains contributions from (in alphabetical order):

Christina Lee

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