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Release v0.26.0

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@mlxd mlxd released this 19 Sep 15:24

Improvements

  • Introduces requirements-dev.txt and improves dockerfile. (#330)

  • Support expval for a Hamiltonian. (#333)

  • Implements caching for Kokkos installation. (#316)

  • Supports measurements of operator arithmetic classes such as Sum, Prod,
    and SProd by deferring handling of them to DefaultQubit. (#349)

@qml.qnode(qml.device('lightning.qubit', wires=2))
def circuit():
    obs = qml.s_prod(2.1, qml.PauliZ(0)) + qml.op_sum(qml.PauliX(0), qml.PauliZ(1))
    return qml.expval(obs)

Bug fixes

  • Test updates to reflect new measurement error messages. (#334)

  • Updates to the release tagger to fix incompatibilities with RTD. (#344)

  • Update cancel-workflow-action and bot credentials. (#345)

Contributors

This release contains contributions from (in alphabetical order):

Amintor Dusko, Christina Lee, Lee J. O'Riordan, Chae-Yeun Park